As an Amazon Associate we earn from qualifying purchases. Affiliate disclosure

Looking Beyond the Rosewill Dual-Bay NVMe Cloner Dock? 6 Alternatives Worth a Look

Latest update:

As an Amazon Associate we earn from qualifying purchases. Links on this page are affiliate links.

The Rosewill Dual-Bay NVMe Cloner Dock delivers 20Gbps speeds and one-click cloning for NVMe drives. If you need rosewill cloner alternatives, you might want a different spec, size, feature or brand. This dock fits users who need fast, standalone duplication without a host computer. It supports both M Key and B+M Key NVMe SSDs in a tool-free design. The unit includes S.M.A.R.T monitoring and TRIM optimization for drive health.

You might look elsewhere for broader drive compatibility or rugged construction. Some competitors offer SATA support alongside NVMe, which this dock lacks. Others prioritize active cooling or specific durability standards. The alternatives were chosen because their specs overlap with the original. They share dual-bay configurations and offline cloning capabilities. This list covers 6 options that match the core requirements of the Rosewill unit while addressing different user priorities.

Alternatives to the Rosewill Cloner

WAVLINK Dual-Bay 20Gbps NVMe Cloner

The WAVLINK Dual-Bay 20Gbps NVMe Cloner matches the Rosewill dock’s 20Gbps transfer speed and dual-bay offline cloning capabilities. It supports M.2 2280 drives and uses a tool-free design similar to the Rosewill. The main difference is physical size. The WAVLINK unit is slightly narrower at 3.94 inches wide compared to the Rosewill’s 5 inches. It also weighs 1.01 pounds, which is lighter than the Rosewill’s 13.6 ounces. Both devices offer standalone duplication without a host computer. You should choose the WAVLINK if you prefer a more compact footprint for your workspace while maintaining identical cloning speeds and interface options.

GODO Dual-Bay NVMe and SATA Clone Dock

The GODO Dual-Bay NVMe and SATA Clone Dock differs significantly by supporting both NVMe and SATA drives. The Rosewill dock only handles M.2 NVMe drives via PCIe. This GODO model allows you to clone SATA III drives, which the Rosewill cannot do. Both devices feature tool-free installation and offline cloning functions. The GODO dock is much smaller, measuring 3.14 inches in length, compared to the Rosewill’s 6 inches. It lacks the 20Gbps speed of the Rosewill, focusing instead on versatility. You should pick the GODO dock if you need to duplicate older SATA SSDs alongside modern NVMe drives. It is the better choice for mixed-drive environments.

ASUS TUF Gaming A2 Rugged 20Gbps SSD Enclosure

The ASUS TUF Gaming A2 Rugged Enclosure shares the 20Gbps transfer speed and dual-bay NVMe support of the Rosewill dock. Both are tool-free and use USB-C connections. The key difference is durability. The ASUS model is built to MIL-STD-810H standards with an aluminum chassis for rugged use. The Rosewill dock uses a standard plastic enclosure. The ASUS unit is also more compact, measuring 2.2 inches wide versus the Rosewill’s 5 inches. It weighs 9.84 ounces, lighter than the Rosewill. You should choose the ASUS enclosure if you need a durable case for field work or gaming setups. It offers the same speed but with enhanced physical protection and a smaller profile.

ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock

The ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock provides the same 20Gbps transfer speed and offline cloning features as the Rosewill dock. It supports M.2 2280 NVMe drives and uses a tool-free design. The ULXUUUN model is black, similar to the Rosewill. The data does not specify its exact dimensions or weight, so size comparisons are limited. Both devices prioritize high-speed standalone duplication without a host computer. You should consider the ULXUUUN if you find it available at a different price point or if its specific form factor suits your desk space better. It offers identical core performance for NVMe duplication tasks.

WAVLINK Dual-Bay 20Gbps NVMe Enclosure

The WAVLINK Dual-Bay 20Gbps NVMe Enclosure offers 20Gbps speeds like the Rosewill dock but includes an active cooling fan. The Rosewill dock relies on passive cooling. This WAVLINK model is designed for NVMe storage expansion rather than just cloning. It supports tool-free installation and M.2 2280 drives. The unit is taller at 6.65 inches compared to the Rosewill’s 2.75 inches height. It is also narrower at 3.54 inches length. You should choose this model if you plan to run NVMe drives continuously and need active thermal management. It provides the same bandwidth but with superior cooling for sustained performance.

AMZPILOT Dual-Bay M.2 NVMe SATA Cloner

The AMZPILOT Dual-Bay M.2 NVMe SATA Cloner differs by supporting both NVMe and SATA III drives, unlike the Rosewill dock which is NVMe-only. It offers 10Gbps transfer speeds, half the speed of the Rosewill’s 20Gbps. The AMZPILOT model includes robust cooling for thermal management. It is smaller and lighter, measuring 3.95 inches long and weighing 3.9 ounces. Both devices support offline cloning and tool-free access. You should pick the AMZPILOT if you need to clone SATA drives or prioritize stable thermal performance over maximum speed. It is a versatile option for mixed drive types.

Quick picks

#ProductBest forPrice
1 Rosewill Dual-Bay NVMe Cloner Dock Best overall fast standalone NVMe duplication Check price of Rosewill Dual-Bay NVMe Cloner Dock on Amazon
2 WAVLINK Dual-Bay 20Gbps NVMe Cloner Also great Cloning multiple NVMe drives offline Check price of WAVLINK Dual-Bay 20Gbps NVMe Cloner on Amazon
3 GODO Dual-Bay NVMe and SATA Clone Dock Best premium offline cloning of various M.2 sizes Check price of GODO Dual-Bay NVMe and SATA Clone Dock on Amazon
4 ASUS TUF Gaming A2 Rugged 20Gbps SSD Enclosure Also great rugged dual-bay NVMe connectivity Check price of ASUS TUF Gaming A2 Rugged 20Gbps SSD Enclosure on Amazon
5 ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock Best budget High-speed NVMe duplication without a PC Check price of ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock on Amazon
6 WAVLINK Dual-Bay 20Gbps NVMe Enclosure Best cooling fan NVMe storage expansion with active cooling Check price of WAVLINK Dual-Bay 20Gbps NVMe Enclosure on Amazon
7 AMZPILOT Dual-Bay M.2 NVMe SATA Cloner Best 10gbps Users prioritizing thermal management over raw speed Check price of AMZPILOT Dual-Bay M.2 NVMe SATA Cloner on Amazon

Our 7 picks

Best overall

Rosewill Dual-Bay NVMe Cloner Dock

Best for: fast standalone NVMe duplication

Max Transfer Speed
20Gbps
Host Interface
USB 3.2 Gen 2x2
Drive Interface
PCIe NVMe (M-Key, B+M Key)
Drive Bay Count
2 bays
Installation Style
Tool-free
Form Factor
M.2

View on Amazon: Rosewill Dual-Bay NVMe Cloner Dock Affiliate link

The Rosewill RS-N2-CL is a dual-bay NVMe duplicator supporting M-Key and B+M Key drives. It uses a USB 3.2 Gen 2x2 interface for 20Gbps transfer speeds. You can clone drives with one button press. It includes S.M.A.R.T monitoring and TRIM support. The tool-free design simplifies installation. This dock suits users needing fast, standalone cloning without a computer.

Pros

  • 20Gbps USB 3.2 Gen 2x2 interface
  • Supports M-Key and B+M Key NVMe drives
  • One-click offline cloning capability
  • Tool-free installation design

Cons

  • Requires a 12V/2A external power adapter
  • Limited to NVMe drives only
  • No SATA support included

Good fit if

  • You need to clone NVMe drives without a PC
  • You require 20Gbps transfer speeds for large files
  • You want tool-free drive installation

Skip if

  • You need to clone SATA drives
  • You prefer a compact, cable-free design
  • You require support for older M-Key only drives without B+M compatibility

Verdict: Rosewill Dual-Bay NVMe Cloner Dock delivers 20Gbps speeds and one-click cloning for NVMe drives. It fits users who need fast, standalone duplication without a host computer.

Also great

WAVLINK Dual-Bay 20Gbps NVMe Cloner

Best for: Cloning multiple NVMe drives offline

Max Transfer Speed
20Gbps
Host Interface
USB-C
Drive Interface
PCIe NVMe (M and B+M keys)
Supported Form Factors
2280/2260/2242/2230
Drive Bay Count
2 bays
Cooling System
Silicone thermal pads

View on Amazon: WAVLINK Dual-Bay 20Gbps NVMe Cloner Affiliate link

The WAVLINK dual-bay NVMe cloner offers 20Gbps transfer speeds for rapid data duplication. It supports tool-free installation for M.2 PCIe drives in 2280, 2260, 2242, and 2230 sizes. You can clone up to 16TB total capacity with a single button press. The device includes silicone thermal pads for cooling and status LEDs for monitoring progress. It is designed for users needing reliable offline cloning without computer software.

Pros

  • Supports 20Gbps host interface for high-speed transfers
  • Tool-free installation for easy drive insertion
  • One-click offline cloning key for simple operation
  • Compatible with multiple M.2 form factors

Cons

  • Does not support M.2 SATA SSDs
  • Requires external DC 5V/4A power adapter
  • No software or mobile app for management

Good fit if

  • You need to clone NVMe drives quickly
  • You prefer tool-free installation methods
  • You want to monitor cloning progress via LEDs

Skip if

  • You need to clone SATA SSDs
  • You want to use it without a power outlet
  • You require software-based cloning options

Verdict: The WAVLINK Dual-Bay NVMe Cloner 20Gbps is a practical tool for duplicating PCIe NVMe drives efficiently. It fits users who need fast, offline cloning for multiple drive sizes without installing software.

Best premium

GODO Dual-Bay NVMe and SATA Clone Dock

Best for: offline cloning of various M.2 sizes

Max Transfer Speed
10Gbps
Host Interface
USB 3.1 Gen 2 Type-C
Drive Interface
M.2 NVMe, SATA (M Key, B+M Key)
Supported Form Factors
M.2 2230, 2242, 2260, 2280, 22110
Drive Bay Count
2 bays
Cooling System
Aluminum

View on Amazon: GODO Dual-Bay NVMe and SATA Clone Dock Affiliate link

The GODO DK01-NVMe/SATA is a dual-bay enclosure supporting offline cloning for M.2 NVMe and SATA drives. It handles sizes from 2230 to 22110 with a tool-free design. The unit offers 10Gbps transfer speeds via USB 3.1 Gen 2 Type-C. It supports capacities up to 4TB and includes LED status indicators. This dock suits users needing standalone duplication without a host computer.

Pros

  • Offline cloning with one-key function
  • Supports NVMe and SATA M.2 drives
  • Tool-free installation for easy access
  • Handles form factors up to 22110
  • Aluminum cooling system for heat management

Cons

  • 10Gbps speed is slower than 20Gbps competitors
  • No mention of USB4 or PCIe support
  • Lacks software-based cloning options

Good fit if

  • You need offline cloning without a PC
  • You use various M.2 form factors
  • You want a tool-free design

Skip if

  • You require 20Gbps transfer speeds
  • You need USB4 connectivity
  • You prefer software-controlled cloning

Verdict: GODO Dual-Bay NVMe/SATA Cloner is a practical offline duplicator for users who prioritize tool-free access and broad M.2 support over maximum transfer speeds. It fits those who need standalone cloning for SATA and NVMe drives.

Also great

ASUS TUF Gaming A2 Rugged 20Gbps SSD Enclosure

Best for: rugged dual-bay NVMe connectivity

Max Transfer Speed
20 Gbps
Host Interface
USB-C 3.2 Gen 2x2
Drive Interface
M.2 NVMe PCIe and SATA
Supported Form Factors
2242, 2260, 2280
Cooling System
Aluminum chassis, thermal pad
Installation Style
Screw-free

View on Amazon: ASUS TUF Gaming A2 Rugged 20Gbps SSD Enclosure Affiliate link

The ASUS TUF Gaming A2 is a dual-bay M.2 enclosure supporting NVMe PCIe and SATA drives in 2242, 2260, and 2280 sizes. It connects via USB-C 3.2 Gen 2x2 for 20 Gbps transfer speeds. The aluminum chassis includes a thermal pad for heat dissipation. A screw-free Q-Latch mechanism allows for easy drive swaps without tools. This rugged unit meets MIL-STD-810H drop resistance standards.

Pros

  • USB-C 3.2 Gen 2x2 interface delivers up to 20 Gbps speeds
  • Supports both M.2 NVMe PCIe and SATA SSDs
  • Screw-free Q-Latch mechanism for tool-free installation
  • Aluminum chassis with thermal pad for passive cooling
  • MIL-STD-810H drop resistance rating for durability

Cons

  • Heavier at 9.84 ounces compared to lighter plastic alternatives
  • No active cooling fan, relying only on passive aluminum dissipation
  • Does not support offline cloning, requiring a connected host

Good fit if

  • You need a rugged enclosure with military-grade drop resistance
  • You require 20 Gbps transfer speeds for fast data movement
  • You want to swap drives quickly without using tools

Skip if

  • You need a dedicated offline cloning dock without a computer
  • You prefer a lightweight enclosure under 5 ounces
  • You only use SATA drives and want a cheaper option

Verdict: ASUS TUF Gaming A2 Dual NVMe Enclosure offers high-speed 20 Gbps connectivity and rugged MIL-STD-810H durability for users who need a robust, tool-free dual-bay solution.

Best budget

ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock

Best for: High-speed NVMe duplication without a PC

Max Transfer Speed
20Gbps
Host Interface
USB 3.2 Gen 2x2
Drive Interface
PCIe NVMe (M-Key, B+M Key)
Supported Form Factors
2230, 2242, 2260, 2280, 22110
Drive Bay Count
Dual Bay
Cooling System
Open-frame, vented baseplate

View on Amazon: ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock Affiliate link

The ULXUUUN is a dual-bay NVMe enclosure with 20Gbps USB 3.2 Gen 2x2 transfer speeds. It supports tool-free installation of M-Key and B+M Key drives in sizes 2230 to 22110. The unit features standalone offline cloning via a single button. An open-frame design with a vented baseplate aids cooling. It includes a 12V/2A power adapter and cables for host connectivity.

Pros

  • 20Gbps transfer speed via USB 3.2 Gen 2x2
  • Standalone one-button offline cloning
  • Tool-free installation for M-Key and B+M Key drives
  • Supports form factors from 2230 to 22110
  • Open-frame design with vented baseplate for cooling

Cons

  • Does not support SATA M.2 drives
  • Requires external 12V/2A power adapter
  • Target drive must be equal to or larger than source

Good fit if

  • You need fast 20Gbps cloning without a computer
  • You use only NVMe M.2 drives
  • You want tool-free drive installation

Skip if

  • You need to clone SATA SSDs
  • You prefer a compact, low-power design
  • You want a single-cable power solution

Verdict: The ULXUUun Dual-Bay NVMe Cloner delivers high-speed offline duplication for NVMe users. It suits those who prioritize transfer rates and standalone operation over SATA compatibility.

Best cooling fan

WAVLINK Dual-Bay 20Gbps NVMe Enclosure

Best for: NVMe storage expansion with active cooling

Max Transfer Speed
20Gbps
Host Interface
USB-C (USB 3.2 Gen 2x2)
Drive Interface
PCIe NVMe (M-Key, B+M Key)
Supported Form Factors
2230, 2242, 2260, 2280
Drive Bay Count
2 bays
Cooling System
Active cooling fan, aluminum body

View on Amazon: WAVLINK Dual-Bay 20Gbps NVMe Enclosure Affiliate link

This WAVLINK enclosure houses two NVMe SSDs via a USB-C 3.2 Gen 2x2 port. It delivers up to 20Gbps bandwidth, allowing a single drive to reach around 1800MB/s. The active cooling fan adjusts speed to manage heat. It supports M-Key and B+M Key drives in various sizes. You get plug-and-play expansion for laptops or desktops without tools.

Pros

  • 20Gbps USB-C interface for high-speed transfers
  • Active cooling fan with automatic speed adjustment
  • Tool-free installation for M.2 NVMe drives
  • Supports up to 16TB total capacity

Cons

  • No offline cloning capability in this model
  • SATA drives are not supported
  • Two drives share the 20Gbps bandwidth

Good fit if

  • You need fast external storage for laptops
  • You prefer active cooling for long transfers
  • You use only NVMe M.2 SSDs

Skip if

  • You require offline cloning functionality
  • You need to clone SATA drives
  • You want dual 40Gbps speeds

Verdict: WAVLINK Dual NVMe 20Gbps Enclosure fits users who prioritize active cooling and high bandwidth for NVMe drives. It is a practical tool for expanding storage on compatible devices.

Best 10gbps

AMZPILOT Dual-Bay M.2 NVMe SATA Cloner

Best for: Users prioritizing thermal management over raw speed

Max Transfer Speed
10Gbps
Host Interface
USB 3.2 Gen 2
Drive Interface
M-Key (PCIe), B+M Key (NGFF)
Supported Form Factors
2230, 2242, 2260, 2280, 22110
Drive Bay Count
2 bays
Cooling System
Aluminum body, ventilation

View on Amazon: AMZPILOT Dual-Bay M.2 NVMe SATA Cloner Affiliate link

The AMZPILOT SD06 Pro is a dual-bay M.2 SSD cloner dock supporting 10Gbps transfers via USB 3.2 Gen 2. It handles M-Key and B+M Key drives in sizes up to 22110. The aluminum chassis uses a quad-layer thermal design to prevent throttling. You can use it for sector-level migration or as a storage hub for up to 16TB. It works with Windows, Mac, and gaming consoles.

Pros

  • 10Gbps bandwidth via USB 3.2 Gen 2
  • Dual-bay design for simultaneous drive access
  • Aluminum body with 360-degree airflow cooling
  • Supports M-Key and B+M Key NVMe/SATA
  • Tool-free installation for quick deployment

Cons

  • 10Gbps speed is slower than the 20Gbps alternatives on this list
  • Cross-protocol copying between NVMe and SATA is unsupported
  • Requires a dedicated Type-C DC power input

Good fit if

  • You need reliable offline cloning for M.2 drives
  • You want a durable aluminum enclosure with good cooling
  • You work with mixed NVMe and SATA M.2 SSDs

Skip if

  • You require the fastest 20Gbps transfer speeds available
  • You need to clone between different drive protocols at once
  • You want a bus-powered solution without extra cables

Verdict: The AMZPILOT SD06 Pro Dual-Bay NVMe Cloner offers solid 10Gbps performance and robust cooling for users prioritizing thermal management over raw speed. It fits IT technicians and content creators who need a stable, tool-free docking station for standard M.2 drives.

Specifications side by side

Spec Rosewill Dual-Bay NVMe Cloner Dock WAVLINK Dual-Bay 20Gbps NVMe Cloner GODO Dual-Bay NVMe and SATA Clone Dock ASUS TUF Gaming A2 Rugged 20Gbps SSD Enclosure ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock WAVLINK Dual-Bay 20Gbps NVMe Enclosure AMZPILOT Dual-Bay M.2 NVMe SATA Cloner
Max Transfer Speed 20Gbps 20Gbps 10Gbps 20 Gbps 20Gbps 20Gbps 10Gbps
Host Interface USB 3.2 Gen 2x2 USB-C USB 3.1 Gen 2 Type-C USB-C 3.2 Gen 2x2 USB 3.2 Gen 2x2 USB-C (USB 3.2 Gen 2x2) USB 3.2 Gen 2
Drive Interface PCIe NVMe (M-Key, B+M Key) PCIe NVMe (M and B+M keys) M.2 NVMe, SATA (M Key, B+M Key) M.2 NVMe PCIe and SATA PCIe NVMe (M-Key, B+M Key) PCIe NVMe (M-Key, B+M Key) M-Key (PCIe), B+M Key (NGFF)
Supported Form Factors not stated 2280/2260/2242/2230 M.2 2230, 2242, 2260, 2280, 22110 2242, 2260, 2280 2230, 2242, 2260, 2280, 22110 2230, 2242, 2260, 2280 2230, 2242, 2260, 2280, 22110
Drive Bay Count 2 bays 2 bays 2 bays not stated Dual Bay 2 bays 2 bays
Cooling System not stated Silicone thermal pads Aluminum Aluminum chassis, thermal pad Open-frame, vented baseplate Active cooling fan, aluminum body Aluminum body, ventilation
Maximum Capacity not stated 16TB (8TB per drive) 4TB not stated not stated 16TB 16TB
Installation Style Tool-free Tool-Free Tool Free Screw-free Tool-Free Tool-free Tool-free
Interface not stated NVMe SATA III SATA III NVMe NVMe SATA III
Form Factor M.2 M.2 2280 M.2 M.2 M.2 2280 M.2 2280 M.2
Cooling not stated not stated not stated not stated not stated Cooling Fan not stated
Compatibility not stated not stated not stated Gaming not stated not stated Gaming
Transfer Speed 20Gbps 20Gbps not stated 20Gbps 20Gbps 20Gbps 10Gbps
Features Tool-Free, Offline Clone Tool-Free, Offline Clone Tool-Free, Offline Clone not stated Tool-Free, Offline Clone Tool-Free, Offline Clone Tool-Free, Offline Clone
Bay Count Dual-Bay Dual-Bay Dual-Bay Dual-Bay Dual-Bay not stated Dual-Bay
Material not stated not stated not stated Aluminum not stated not stated Aluminum
Dimensions 6 × 5 × 2.75 inches 5.91 × 3.94 × 2.36 inches 3.14 × 0.69 × 0.69 inches 4.6 × 2.2 × 0.6 inches not stated 3.54 × 1.65 × 6.65 inches 3.95 × 2.71 × 0.56 inches
Weight 13.6 ounces 1.01 pounds not stated 9.84 ounces not stated not stated 3.9 ounces
Size 20 Gbps Dual Bay Cloner not stated not stated TUF A2|up to 20Gbps not stated not stated 3.95"L x 2.71"W x 0.56"H
Color black Silver Black A2|up to 20Gbps Black Black Premium Gray [SD06 Pro 10Gbps M.2 Cloner]
Model RS-N2-CL NVMe + NVMe DK01-NVMe/SATA TUF GAMING A2/BLK/G/AS not stated 20Gbps No Offline Cloning SD06 Pro

Frequently asked questions

Which rosewill cloner alternative supports both SATA and NVMe drives?

The GODO Dual-Bay NVMe and SATA Clone Dock supports both drive types. It features a tool-free design for easy access and handles various M.2 sizes. This makes it a practical choice if you need offline cloning for mixed storage formats without connecting to a host computer.

Are there rosewill cloner alternatives with active cooling fans?

Yes, the WAVLINK Dual-Bay 20Gbps NVMe Enclosure includes an active cooling fan. It provides 20Gbps transfer speeds and supports tool-free installation of M.2 2280 drives. This option fits users who prioritize thermal management and high bandwidth for expanding storage on compatible devices.

Which rosewill cloner alternative is built for rugged durability?

The ASUS TUF Gaming A2 Rugged 20Gbps SSD Enclosure meets MIL-STD-810H durability standards. It offers 20Gbps connectivity and a tool-free dual-bay design. The aluminum construction makes it a robust solution for users who need reliable performance in demanding environments or for gaming setups.

Is there a rosewill cloner alternative with lower transfer speeds?

The AMZPILOT Dual-Bay M.2 NVMe SATA Cloner offers 10Gbps transfer speeds. It includes robust cooling for stable performance and supports offline cloning of standard M.2 drives. This dock suits users who prioritize thermal management and stable operation over maximum raw duplication speed.

Can I clone drives without a computer using these alternatives?

Most listed alternatives support offline cloning. The Rosewill, WAVLINK, GODO, ULXUUUN, and AMZPILOT docks all feature offline cloning capabilities. This allows you to duplicate drives directly without connecting to a host computer. The WAVLINK enclosure is the only listed item that does not support offline cloning.

Which rosewill cloner alternative is the most compact?

The GODO Dual-Bay NVMe and SATA Clone Dock is the most compact option. It measures 3.14 inches in length and weighs very little. Its small form factor makes it easy to store or transport compared to larger dual-bay docks that require more desk space.

Do any alternatives support M.2 2280 form factors specifically?

Several alternatives explicitly support the M.2 2280 form factor. The WAVLINK Dual-Bay 20Gbps NVMe Cloner, ULXUUUN Dual-Bay 20Gbps NVMe Cloner Dock, and WAVLINK Dual-Bay 20Gbps NVMe Enclosure all list M.2 2280 compatibility. This ensures they fit the most common standard NVMe drive sizes.