Samsung 990 PRO 1TB PCIe 4.0 x4 NVMe M.2 2280
The Samsung 990 PRO hits 7,450 MB/s reads and 6,900 MB/s writes, nearly maxing out PCIe 4.0 with its in-house controller and DRAM cache. Its 1,500,000-hour MTBF and 600 TBW endurance, backed by a 5-year warranty, make it a reliable choice for heavy workloads. Best for gamers and workstation users who need top-tier sustained performance in a 1TB M.2 drive.
概览
The 30-Second Version
The Samsung 990 PRO is one of the fastest PCIe 4.0 drives around, with 7,450 MB/s reads and top-tier random performance. Update the firmware immediately to avoid a known health degradation issue. If you can find it near USD 140, it's a fantastic buy.
Pros & Cons
优点
- Blazing fast reads and writes that nearly max out PCIe 4.0 100th
- Top-tier random performance for snappy everyday use 99th
- Solid 600 TBW endurance and a 5-year warranty 97th
- Heatsink version keeps temps in check under load 93rd
缺点
- Firmware update required to avoid premature health degradation
- Heatsink is basically impossible to remove if you need to
- Price swings wildly between vendors
- Social proof is weak compared to other drives in this class
用户评价
The Word on the Street
实测数据
Performance
This drive is a monster. Sequential reads at 7,450 MB/s and writes at 6,900 MB/s put it in the 93rd percentile for speed, and the random performance is even better at 97th percentile. That 1,400K random read IOPS figure means it chews through small file operations without breaking a sweat. The in-house controller does a solid job managing thermals too, especially with the heatsink version. For gaming, it's overkill in the best way. For workstation tasks like video editing or large database work, it's one of the best options on the market. The only real performance concern isn't speed, it's the firmware issue that can tank endurance if you don't update.
Specifications
Full Specifications
Drive
| Capacity | 1000 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 7450 |
| Sequential Write (MB/s) | 6900 |
| Random Read (IOPS) | 1400000 |
| Random Write (IOPS) | 1550000 |
Hardware
| NAND | TLC |
| DRAM Cache | Yes |
| Controller | Samsung |
Reliability
| Endurance (TBW) | 600 |
| MTBF (hours) | 1500000 |
| Warranty (years) | 5 |
Features
| Heatsink | Yes |
| Hardware Encryption | Yes |
vs Competition
Against the Crucial T710, the 990 PRO holds its own on speed but the T710 is a PCIe 5.0 drive, so it'll pull ahead in raw throughput if your board supports it. The WD_BLACK SN8100 is a closer match, with similar PCIe 4.0 performance, but the Samsung edges it out on random IOPS. The Corsair MP700 Elite and Lexar NM1090 PRO are also PCIe 5.0 options that beat the 990 PRO on paper. But here's the thing: most people can't tell the difference between 7,000 MB/s and 10,000 MB/s in real-world use. The Samsung wins on consistency and that 5-year warranty, assuming you update the firmware.
| Spec | Samsung 990 PRO | Crucial T500 | Western Digital WD_BLACK SN7100 | SanDisk WD_BLACK WDS200T1X0M | Lexar Professional NM1090 PRO | MSI SPATIUM M480 PRO |
|---|---|---|---|---|---|---|
| Capacity | 1TB | 2TB | 2TB | 2TB | 2TB | 1TB |
| Form Factor | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 |
| Seq Read | 7,450 MB/s | 7,400 MB/s | 7,250 MB/s | 14,900 MB/s | 14,000 MB/s | 7,400 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | true | true | false | true | true | true |
| Endurance | 600 TBW | 1200 TBW | 1200 TBW | 1200 TBW | 1400 TBW | 3000 TBW |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | Speed | Random | Feature | Capacity | Endurance | 用户口碑 |
|---|---|---|---|---|---|---|
| Samsung 990 PRO | 93.4 | 97 | 98.9 | 54.9 | 85.8 | 99.6 |
| Crucial T500 Compare | 93.8 | 96.5 | 98.9 | 78.3 | 82.7 | 95.2 |
| Western Digital WD_BLACK SN7100 Compare | 91.4 | 95.9 | 53.3 | 78.3 | 87.9 | 99.6 |
| SanDisk WD_BLACK WDS200T1X0M Compare | 99.6 | 99.4 | 97.3 | 78.3 | 80.6 | 50.1 |
| Lexar Professional NM1090 PRO Compare | 97.9 | 98.2 | 97.3 | 78.3 | 90.9 | 52.4 |
| MSI SPATIUM M480 PRO Compare | 93.8 | 80.7 | 93.5 | 54.9 | 98.7 | 95.2 |
价格
Value & Pricing
Pricing is all over the place. In the US, we're seeing listings from USD 140 to USD 340 for the same drive. That's a huge spread. If you're shopping in Canada, it's CAD 396 to CAD 613. The best US deal in our database is at the lower end of that range, so shop around before you pull the trigger. At USD 140, this drive is an absolute steal. At USD 340, you're paying way too much for PCIe 4.0 when PCIe 5.0 drives are starting to show up. Don't overpay for the Samsung name.
Amazon 2 个报价 最低 US$221
Best Buy 4 个报价 最低 US$260
Price History
了解更多
Overview
The Samsung 990 PRO is one of the fastest PCIe 4.0 drives you can buy. It hits 7,450 MB/s reads and 6,900 MB/s writes, which is basically maxing out the interface. Samsung's in-house controller and DRAM cache keep things snappy whether you're loading games or moving huge project files.
But there's a catch. Several early batches shipped with firmware that degraded drive health way too fast. Samsung fixed it, but you need to update via Samsung Magician right away. Do that, and you've got a top-tier drive. Skip it, and you might be in for a bad time.
Common Questions
Q: Will this fit my motherboard's M.2 slot?
It's a standard M.2 2280 form factor, so it fits any M.2 slot that supports PCIe 4.0 x4 and NVMe. Check your motherboard manual to confirm the slot supports PCIe 4.0 for full speed.
Q: Do I need to update the firmware?
Yes, absolutely. Early firmware versions had a bug that caused rapid drive health degradation. Download Samsung Magician and update the firmware before you start using the drive seriously.
Q: Can I remove the heatsink?
Not easily. The heatsink uses special fasteners that are very difficult to remove without damaging the drive. If your motherboard has its own M.2 heatsink, buy the non-heatsink version instead.
Who Should Skip This
Skip this if you're on a tight budget and don't need bleeding-edge speed. A solid PCIe 3.0 drive will feel nearly identical for everyday tasks and cost a lot less. Also skip it if you're building in a compact case with a motherboard heatsink, the heatsink version won't fit and you can't remove it without risking damage. And if you're the type who never updates firmware, this drive will punish you for it.
Verdict
If you want a fast, reliable PCIe 4.0 drive and you're willing to spend five minutes updating firmware, the 990 PRO is a no-brainer. Gamers, content creators, and anyone building a high-end rig will love it. Just don't pay full price when the deals are out there.