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Give your system a storage performance boost with the 4TB Accelsior 8M2 PCIe 4.0 Storage Card from OWC. Designed to assist graphic designers, audio engineers, video producers, and animators, the Accelsior expands your onboard storage and can scale to your production needs.

Technical Specifications

  • Standard Mechanism: (8) 480GB OWC Aura P12 Pro PCIe 3.0 NVMe M.2 2280 SSD; *OWC reserves the right to replace or upgrade to equivalent or better components.
  • Capacity: 3840GB Useable Capacity; Total Flash Memory Components: 4096GB; 256GB Allocated to real-time data redundancy and error correction
  • Formatted Capacity: 3576GiB
  • Storage Interface: PCIe 4.0 x16, NVMe 1.3
  • Card Interface: PCIe
  • Card Form Factor: Full Length; Full Height
  • PCIe Lanes: x16
  • PCIe Slot: x16
  • PCIe Bandwidth Allocation: Advanced Switch: A total of sixteen lanes of bandwidth are available with any single drive using up to four lanes max.
  • PCIe Version: PCI Express 4.0
  • NAND Flash Components: Triple-Level Cell (TLC) 3D NAND Flash
  • RAID Capable: Yes
  • RAID Features: Software RAID
  • RAID Management: Includes OWC SoftRAID XT RAID Management Software
  • 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 32-bit Edition; Windows 10 64-bit Edition; Windows Server 2016
  • Number of Bays: 8
  • Drive Bays: 8 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.
  • Power/Activity LED: Yes
  • Dimensions: Height: 12.7 cm (5.0 in); Length: 32.5 cm (12.8 in); Width: 2.2 cm (0.9 in)
  • Weight: 806.0 g (1.78 lbs)
  • 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
  • Idle (Typical): 23.9 bels
  • Seek (Typical): 23.9 bels