Apacer AS2280Q4U 2TB: A PS5-Ready PCIe 4.0 NVMe SSD (2026)
The Apacer AS2280Q4U 2TB pairs a Phison E18 controller with 176-layer Micron TLC NAND to hit 7,400 MB/s reads, making it one of the more capable PS5-marketed PCIe 4.0 drives around.
Controller & Memory
Under the heatsink-less M.2 2280 shell, the AS2280Q4U 2TB runs a Phison PS5018-E18 8-channel controller alongside 176-layer Micron TLC NAND and a dedicated DRAM cache for mapping tables. That combination puts it in the same performance class as other E18-based flagships, rather than the DRAM-less budget tier. PCIe 4.0 x4 gives it double the interface ceiling of PCIe 3.0 drives, and the controller has enough NAND channels to keep the 2TB capacity running at its full rated speed instead of throttling under sustained load.
Apacer sells the AS2280Q4U line from 512GB up to 8TB, but the smaller capacities trade away performance: the 500GB model drops to roughly 3,000 MB/s writes and the 1TB sits at 6,000 MB/s, while 2TB is where the platform hits its 7,400/7,000 MB/s ceiling. Apacer markets this specific model around PlayStation 5 expansion storage, and it also works as a primary or secondary drive in any PCIe 4.0 desktop or laptop with clearance for a bare M.2 stick. Buyers without a case fan blowing over the M.2 slot should budget for a separate heatsink, since this SKU ships without one; Apacer does sell a heatsink-equipped PS5 variant separately for exactly that reason.
At this price and performance tier it competes directly with the Corsair MP600 Pro NH, WD Black SN850X, and Sabrent Rocket 4 Plus, all of which use comparable Phison or in-house controllers with DRAM cache and similar TBW ratings around 1,200 to 1,400 TBW at 2TB. Those rivals carry more independent lab testing behind their published numbers, which is the main gap the AS2280Q4U has to close on reputation rather than on paper specs.
Storage Comparisons:
AS2280Q4U Performance & Benchmarks
The 2TB AS2280Q4U is rated for 7,400 MB/s sequential reads and 7,000 MB/s sequential writes, with random performance rated up to 1,000,000 IOPS on both reads and writes. Those numbers put it near the top of the PCIe 4.0 tier, on par with drives like the WD Black SN850X rather than the mid-range Gen4 field. In practice, sequential reads this high mostly matter for large sequential transfers: game installs, video export, and level-load streaming benefit more than everyday desktop use, where NVMe drives already feel instant compared to SATA.
Apacer AS2280Q4U 2 TB vs M.2 4.0 x 4 peers
Switch between sequential throughput and random IOPS to see how this drive stacks up against other M.2 4.0 x 4 SSDs in our database. The highlighted bar is the drive on this page — click any other bar to open that drive.
- Patriot Viper PV593 1 TB: 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV593 2 TB: 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV593 4 TB: 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV573 2 TB: 14,000 MB/s read, 12,000 MB/s write
- Apacer AS2280Q4U 2 TB (this drive): 7,400 MB/s read, 7,000 MB/s write
Like every TLC drive in this class, the AS2280Q4U leans on an SLC write cache to hit its peak write number; once a sustained transfer outruns that cache, throughput drops toward the NAND's native TLC write speed. Apacer does not publish the exact cache size or post-cache speed for this model, so buyers moving very large files (100GB-plus video masters, bulk game library transfers) should expect some slowdown partway through rather than a flat 7,000 MB/s the whole way. For PS5 use, this speed comfortably clears Sony's 5,500 MB/s read minimum for expansion storage, and for PC gaming it's fast enough to make full use of DirectStorage-enabled titles without the drive being the bottleneck.
Apacer AS2280Q4U vs Competitors
See how the AS2280Q4U stacks up against other M.2 4.0 x 4 drives in our database:
Compare with rival drives:
Endurance, TBW & Warranty
The 2TB AS2280Q4U carries a 1,500 TBW endurance rating and a 5-year warranty, with the warranty ending whichever limit is hit first. At a realistic consumer workload of 30 to 50GB written per day, 1,500 TBW works out to roughly 80 to 135 years before the rated endurance is exhausted, which is far beyond the 5-year warranty window and beyond the practical life of the drive itself. Apacer also lists an MTBF of 1,600,000 hours, a population-level reliability statistic rather than a guarantee for any individual unit, but broadly in line with other Phison E18 drives in this class. Apacer's own product page is light on published per-capacity TBW figures compared to rivals like Western Digital or Samsung, so buyers relying on documented endurance for warranty claims should keep the retailer receipt and check Apacer's RMA process, which typically routes through the reseller rather than direct manufacturer support in most regions.
Apacer AS2280Q4U 2 TB Specifications
| Category | Value |
|---|---|
| Capacity [?] | 2 TB |
| Interface [?] | M.2 4.0 x 4 |
| Controller [?] | Phison PS5018-E18 8Channel |
| Memory type [?] | Micron 176-L TLC |
| DRAM [?] | Yes |
| Read speed (MB/s) [?] | 7400 |
| Write speed (MB/s) [?] | 7000 |
| Read IOPS [?] | 1000000 |
| Write IOPS [?] | 1000000 |
| Endurance (TBW) [?] | 1500 |
| MTBF (million hours) [?] | 1600000 |
| Warranty (years) [?] | 5 |
Verdict: Is the AS2280Q4U Worth It in 2026?
The AS2280Q4U 2TB suits PS5 owners and PC builders who want flagship-tier PCIe 4.0 speed without paying Samsung or WD pricing, and who don't mind sourcing their own heatsink. Buyers who want a documented sustained-write spec sheet or a longer independent review track record should lean toward the WD Black SN850X or Corsair MP600 Pro NH instead, since both have deeper third-party testing behind their numbers. If a heatsink is a hard requirement out of the box, Apacer's own PS5-specific variant or a rival with a bundled heatsink is the simpler choice. For anyone comfortable adding a heatsink and buying on spec rather than reputation, the 7,400/7,000 MB/s rating and 1,500 TBW endurance make this a reasonable value pick in the 2TB PCIe 4.0 tier.
+ Pros
- 7,400 MB/s sequential reads on PCIe 4.0
- 7,000 MB/s sequential writes at 2TB
- 1,500 TBW endurance rating
- 5-year manufacturer warranty
- DRAM cache paired with Phison E18 controller
- Marketed and spec-validated for PS5 expansion storage
- Cons
- No heatsink included on this bare M.2 SKU
- Apacer publishes little per-capacity TBW documentation
- Fewer independent reviews than Samsung or WD rivals
- 500GB variant in this line writes at 3,000 MB/s
Buy this or similar SSD Storage:
Video Review
Eclipse Your Rivals - Apacer AS2280Q4U M.2 PCIe Gen4 x4 SSD
