OWC

OWC Accelsior 4M2 16TB NVMe PCIe 3.0 RAID Storage Solution

Name: OWC Accelsior 4M2 16TB NVMe PCIe 3.0 RAID Storage Solution | Up to 6000MB/s - Powered by SoftRAID - For large format video editing, VR/AR/MR
Brand: OWC
SKU: B083B7J4RV

Status: OWC Accelsior 4M2 16TB NVMe PCIe 3.0 RAID… (16TB PCIe 3.0 NVMe SSD): Unavailable on Amazon as of 2026-10-03 16:19 UTC. SpecPicks has no in-stock 16TB PCIe 3.0 NVMe SSD on file; an Amazon search for "16TB PCIe 3.0 NVMe SSD" lists current offers with the same specs. eBay sellers may still list this model new or used.

Search Amazon for a 16TB PCIe 3.0 NVMe SSD → 🛒 Search eBay for this model

Bottom line: The OWC Accelsior 4M2 16TB NVMe PCIe 3.0 RAID Storage Solution is a specs-and-price decision rather than a crowd-consensus one in the ssds & storage category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Unavailable on Amazon as of 2026-10-03 16:19 UTC

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

Search Amazon for an in-stock 16TB PCIe 3.0 NVMe SSD → Original listing (currently unavailable) → Compare to similar ssds & storage

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-03

Mike Perry — Hardware researcher since 2014. For SSDs and PC storage upgrades, synthesises manufacturer specs and independent reviews rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ Highly versatile: installs into a full-height, half-length x8 or x16 PCIe 3.0 or 2.0 slot
✓ Backed by OWC's warranty and support channels

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

SpecPicks Verdict

SpecPicks scored OWC Accelsior 4M2 16TB NVMe PCIe 3.0 RAID Storage Solution using a rating × review-volume × price-fit model applied to published specs and reviews across the ssds & storage category. OWC's ssds & storage lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for ssds & storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

Work faster: over 6,000MB/s real-world speed in RAID 0 with capacity for critical footage, images, files, and games
Highly versatile: installs into a full-height, half-length x8 or x16 PCIe 3.0 or 2.0 slot
Includes SoftRAID: robust software for creating, monitoring, and managing advanced RAID sets
Compatible With Mac Pro Mid 2010- Mid 2012 (MacPro5,1) // Mac Pro and Mac Pro Rack Late 2019 (MacPro7,1) // PC Towers
5 Year OWC Limited Warranty

Full Specifications

Brand	OWC
Style	PCIe SSD
Style Name	PCIe SSD
Unit Count	1 Count
Work faster	over 6,000MB/s real-world speed in RAID 0 with capacity for critical footage, images, files, and games
Model Number	OWCSSDACL4M216T
Compatibility	PC, Mac
Built-In Media	SoftRaid XT
Mfr Part Number	SSDACL4M216T
Highly versatile	installs into a full-height, half-length x8 or x16 PCIe 3.0 or 2.0 slot
Includes SoftRAID	robust software for creating, monitoring, and managing advanced RAID sets
Compatible Devices	Mac Pro Mid 2010- Mid 2012 (MacPro5,1), Mac Pro and Mac Pro Rack Late 2019 (MacPro7,1)
Hardware Interface	PCI Express x16, PCI Express x8
Full listing title	OWC Accelsior 4M2 16TB NVMe PCIe 3.0 RAID Storage Solution \| Up to 6000MB/s - Powered by SoftRAID - For large format video editing, VR/AR/MR environments, extreme gaming, and more

Ready to buy?

OWC Accelsior 4M2 16TB NVMe PCIe 3.0 RAID Storage Solution | Up to 6000MB/s - Powered by SoftRAID - For large format video editing, VR/AR/MR environments, extreme gaming, and more is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →