Supercharge your compatible Mac Pro with the 32TB Accelsior 4M2 PCIe M.2 NVMe SSD from OWC / Other World Computing. Ready to meet your data-intensive, high-bandwidth needs, the Accelsior 4M2 installs into a full-height, half-length x8 or x16 PCIe 3.0 or 2.0 slot and uses 3D TLC synchronous NAND flash memory with advanced SLC caching and a Phison E12 controller. All these elements combine to deliver sequential read and write speeds of up to 6318 and 6775 MB/s respectively.Accelsior 4M2 comes with SoftRAID software to help you manage your data. You can maximize drive space, get the fastest access speeds, and protect against drive failure with plug-and-play simplicity. SoftRAID's easy setup makes it a breeze to create RAID volumes, walking you through the process of customizing the speed and redundancy settings of your data volume.
Total Capacity: 32.0TB
Standard Mechanism: (4) 8.0TB OWC Aura Ultra IV PCIe 4.0 NVMe M.2 2280 SSD; *OWC reserves the right to replace or upgrade to equivalent or better components.
Chipset: ASMedia ASM2824
Form Factor: M.2 -
Storage Interface: PCIe 3.0 x4, NVMe 1.3
Card Interface: PCIe
Card Form Factor: Half Length; Full Height
PCIe Lanes: x8
PCIe Slot: x8
PCIe Bandwidth Allocation: Advanced Switch: A total of eight lanes of bandwidth are available with any single drive using up to four lanes max.
PCIe Version: PCI Express 3.0
Controller: Phison E12S
NAND Flash Components: Synchronous Quad-Level Cell (QLC) 3D NAND Flash
S.M.A.R.T. Attributes: Standard attributes supported
Native Command Queuing (NCQ): Up to 32 simultaneous commands
RAID Support: Yes
RoHS Compliant: Yes
Certifications: CE; FCC
RAID Capable: Yes
RAID Features: Software RAID
RAID Management: Includes OWC SoftRAID XT RAID Management Software
TRIM Support: OS Dependent
Error Correction: Built-in ECC
Security: TCG Opal; TCG Pyrite
Mac OS Compatibility: macOS 10.13 High Sierra; macOS 10.14 Mojave; macOS 10.15 Catalina; macOS 11.x Big Sur; macOS 12.x Monterey; macOS 13.x Ventura
PC OS Compatibility: Windows 11; Windows 10 64-bit Edition; Windows Server 2016
Other OS Compatibility: Linux kernel versions 5.4 or later
Other Requirements: SoftRAID XT works with macOS 10.12 or later and Windows 10. Intel-based Macs require macOS 10.12 or later. M1 Macs require macOS 11.1 or 11.3 and later. macOS 11.3 is currently available as a public beta.; Requires macOS 10.13.6 or later.
Number of Bays: 4
Drive Bays: 4 bays supporting: M.2 drives; Supports NVMe M.2 SSDs with 2280 form factor and "M Key" connector type. Single- and double-sided SSDs are supported.
Dimensions: Height: 12.6 cm (5.0 in); Length: 18.1 cm (7.1 in); Width: 2.2 cm (0.9 in)
Weight: 381.0 g (0.84 lbs)
Activity LED: Yes; *The LED function of this product is currently disabled and will not function.
Ambient Temperature: Operating: 41°F to 95°F (5°C to 35°C); Non-Operating: -4°F to 140°F (-20°C to 60°C)
Altitude: Operating: -304.8 m to 3,048.0 m (-1,000 ft to 10,000 ft); Non-Operating: -304.8 m to 12,192.0 m (-1,000 ft to 40,000 ft)
Humidity: Operating: 8% to 90% non-condensing; Non-Operating: 5% to 95% non-condensing