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Oemgenuine OEM Union Memory 256GB M.2 PCI-e NVME SSD Internal Solid State Drive 42mm 2242 Form Factor M Key
Oemgenuine

Oemgenuine OEM Union Memory 256GB M.2 PCI-e NVME SSD Internal Solid State Drive 42mm 2242 Form Factor M Key

Bottom line: The Oemgenuine OEM Union Memory 256GB M.2 PCI-e NVME SSD Internal Solid ($45.99 on Amazon as of 2026-10-07): Short 22 x 42mm 2242 form factor fits compact M.2 slots without an adapter; main trade-off: 256GB fills quickly with modern games and OS updates.

$45.99

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Buy on Amazon — $45.99 Compare to similar ssds & storage

By , Founder & Editor-in-Chief · Listing data updated

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.

*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ Short 22 x 42mm 2242 form factor fits compact M.2 slots without an adapter
  • ✓ Only 2.38mm thick, so it clears tight laptop and mini PC bays
  • ✓ PCIe NVMe interface is faster than SATA-era 2242 drives
  • ✓ M Key connector works in both laptops and desktops
  • ✓ 2-year Oemgenuine warranty on an OEM Union Memory drive

Cons

  • ✗ 256GB fills quickly with modern games and OS updates
  • ✗ Bulk packaging: no screws, cables or adapters included
  • ✗ Listing gives no rated read/write speeds or PCIe generation
  • ✗ 2280-only slots need a separately sold adapter or bracket

Manufacturer description

Oemgenuine Branded Union Memory

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SpecPicks Verdict

SpecPicks scored Oemgenuine OEM Union Memory 256GB M.2 PCI-e NVME SSD Internal Solid… using a rating × review-volume × price-fit model applied to published specs and reviews across the ssds & storage category. Oemgenuine'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

  • Capacity: 256GB / Interface: M.2 2242 PCIe NVME SSD
  • Dimension: 22mm x 42mm x 2.38mm / Key Type: M Key
  • Size: Fits 2242 as is / Compatibility: Laptop & Desktop Compatible
  • Bulk Packaging - Only the Drive is included. Any screws, cables, or adapter needed are sold separately
  • Warranty: 2-Year Oemgenuine Warranty

Full Specifications

SizeFits 2242 as is / Compatibility: Laptop & Desktop Compatible
BrandOemgenuine
Capacity256GB / Interface: M.2 2242 PCIe NVME SSD
Warranty2-Year Oemgenuine Warranty
Dimension22mm x 42mm x 2.38mm / Key Type: M Key
Model NameRPJTJ256MED1OWX
Form FactorM2
Model NumberRPJTJ256MED1OWX
Hard Disk Size256 GB
Item Type NameSolid State Drive
Hard-Drive Size256 GB
Mfr Part NumberRPJTJ256MED1OWX
Number of Items1
Special FeaturePortable
Hardware PlatformPC, laptop
Installation TypeInternal Hard Drive
Compatible DevicesLaptop
Enclosure MaterialNand
Additional FeaturesPortable
Hard Disk InterfaceNVMe

Ready to buy?

Oemgenuine OEM Union Memory 256GB M.2 PCI-e NVME SSD Internal Solid State Drive 42mm 2242 Form Factor M Key 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.

Buy on Amazon — $45.99

*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.

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Oemgenuine OEM Union Memory 256GB M.2 PCI-e NVME SSD Internal Solid State Drive 42mm 2242 Form Factor M Key
$45.99
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