Samsung PM9A3 3.84TB PCIe 4.0 x4 NVMe U.2
The Samsung PM9A3 MZ-QL23T800 is a 3.84TB U.2 PCIe 4.0 x4 NVMe enterprise drive, designed for high-throughput workloads with Gen4 speeds. Its U.2 form factor and 0.1 kg weight make it a compact, hot-swappable option for server racks and workstations. Best for IT professionals upgrading data centers or high-performance workstations that need reliable, high-capacity storage.
概要
The 30-Second Version
A 3.84TB enterprise drive with consumer-grade endurance and a connector most PCs can't use. Unless your server demands U.2, your money is better spent elsewhere.
Pros & Cons
長所
- Huge 3.84TB capacity in one drive 88th
- PCIe 4.0 speeds are respectable 68th
- U.2 form factor is great for servers and workstations with the right backplane
- Samsung's enterprise reliability track record
短所
- Endurance rating is shockingly low for an enterprise drive
- U.2 connector means most consumer PCs need an adapter
- Feature set is nearly empty
- No customer reviews anywhere, zero social proof
実証データ
Performance
The speed numbers land at 64th percentile, which is solid but not exciting for PCIe 4.0. Random performance is even more middle of the pack at 59th percentile. What surprised us is the endurance rating, just 14th percentile. For an enterprise drive, that's genuinely disappointing. You'd expect a drive built for server workloads to laugh at consumer endurance numbers, but this one doesn't. The feature set is also bare at 15th percentile, so don't expect fancy caching tricks or consumer-friendly software.
Specifications
Full Specifications
Drive
| Capacity | 3840 |
| Form Factor | U.2 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
vs Competition
Stacked against the Western Digital Black SN850X or Kingston Fury Renegade 4TB, the PM9A3 looks lost. Those consumer drives deliver better speed percentiles, actual feature sets, and M.2 compatibility for a fraction of the price. The Micron T710 is the more interesting comparison since it's also enterprise-flavored, but even that drive offers a more balanced package. The PM9A3's only real advantage is raw capacity in a single U.2 slot, and that's a narrow win.
| Spec | Samsung PM9A3 | Kingston FURY Renegade G5 SFYR2S/4T0 | Micron T710 CT4000T710SSD5 | SanDisk WD_BLACK WDS800T2XHE | Lexar NM1090 PRO LNM109P004T-RNNNU | Team Group T-FORCE G70 PRO TM8FFH004T0C128 |
|---|---|---|---|---|---|---|
| Capacity | 3.84TB | 4TB | 4TB | 8TB | 4TB | 4TB |
| Form Factor | U.2 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 |
| Interface | PCIe 4.0 x4 | PCIe 5.0 | PCIe 5.0 | PCIe 4.0 | PCIe 5.0 | PCIe 4.0 |
| Seq Read | - | 14,800 MB/s | 14,500 MB/s | 7,200 MB/s | 14,000 MB/s | 7,400 MB/s |
| Nand Type | - | TLC | TLC | TLC | SLC | TLC |
| Dram Cache | - | true | false | true | true | true |
| Endurance | - | 4000 TBW | 2400 TBW | 4800 TBW | 2800 TBW | 2960 TBW |
| Compare | Compare | Compare | Compare | Compare |
| 製品 | Speed | Random | Feature | Capacity | Endurance | Affordability |
|---|---|---|---|---|---|---|
| Samsung PM9A3 | 67.8 | 61.7 | 14.7 | 88.1 | 14.6 | 2.9 |
| Kingston FURY Renegade G5 SFYR2S/4T0 Compare | 99.5 | 99 | 91 | 92.6 | 93.6 | 6.3 |
| Micron T710 CT4000T710SSD5 Compare | 99.1 | 99.2 | 89.5 | 92.6 | 86.1 | 11.7 |
| SanDisk WD_BLACK WDS800T2XHE Compare | 87.7 | 96.4 | 94 | 98.1 | 88.3 | 3.8 |
| Lexar NM1090 PRO LNM109P004T-RNNNU Compare | 98.2 | 98.5 | 97.6 | 92.6 | 75.1 | 9.6 |
| Team Group T-FORCE G70 PRO TM8FFH004T0C128 Compare | 92.9 | 81.1 | 94 | 92.6 | 81.9 | 13.9 |
価格
Value & Pricing
At roughly $2,000 USD, this is a tough sell for anyone outside a specific enterprise use case. You're paying enterprise pricing for a drive that underperforms on endurance and features. For that money, you could buy multiple high-end consumer NVMe drives with better speed and way more flexibility. Unless your server literally requires U.2, this isn't the value play.
Amazon 1件の価格 最安 ￥414,876
2026年11月8日からこの製品の価格を追跡しています。データが増えるとチャートが表示されます。
詳細情報
Overview
The Samsung PM9A3 is an enterprise U.2 drive that somehow ended up on a consumer shelf, and it shows. You get a massive 3.84TB of PCIe 4.0 storage in a 2.5-inch form factor most desktops can't even plug into without an adapter. The capacity is the star here, sitting in the 87th percentile, but almost everything else about this drive screams 'data center, not your gaming rig.'
Common Questions
Q: Can I use this in a regular desktop PC?
Not without extra hardware. The U.2 connector needs an adapter card or a motherboard with a U.2 port, which most consumer boards don't have. You'd also need a free PCIe slot for the adapter.
Q: Is this drive good for gaming?
No. The gaming score is 35.8 out of 100, and the U.2 form factor makes it a hassle to install. Get an M.2 drive like the SN850X instead. You'll get better real-world performance and spend way less.
Q: Why is the endurance rating so low for an enterprise drive?
That's the million dollar question. At 14th percentile, this drive's endurance is worse than most consumer SSDs. For a drive marketed for enterprise workloads, that's a red flag. If you're planning heavy write loads, look elsewhere.
Who Should Skip This
If you're building a gaming PC or a general-purpose workstation, this isn't your drive. The U.2 connector alone makes it a pain, and the endurance numbers don't justify the enterprise price tag. Go grab a WD Black SN850X or Kingston Fury Renegade instead. You'll get better speed, actual features, and money left over for more storage.
Verdict
Skip this unless your server or workstation specifically demands a U.2 drive and you need 3.84TB in one slot. For everyone else, there are faster, cheaper, and more practical options. The PM9A3 is a niche product that doesn't even excel at its own niche.
