Sandisk
WD_BLACK SN8100 2TB
2,000 GB · PCIe 5.0 x4 · M.2 2280
8.2
$280MSRP3 videos
Samsung 990 Pro 2TB
Tom's Hardware's pick for best overall SSD: fast PCIe 4.0 performance with DRAM and a single-sided design.
- 2,000 GB
- PCIe 4.0 x4
- M.2 2280
- TLC
- 7,450 MB/s
PCPR score
8.0
Great
Best price we’ve seen
$390Nov 9
Checked recently. Confirm at the retailer.
R1
The short version
The 990 Pro is Samsung's PCIe 4.0 x4 NVMe flagship, rated for up to 7,450 MB/s reads and 6,900 MB/s writes. Tom's Hardware names it its best overall and best gaming SSD, citing a powerful controller with DRAM, current TLC flash and a single-sided layout. It suits gaming PCs, workstations and PS5 builds that want a proven drive. The main caveat is that Samsung's own store price is high compared with several close rivals.
Pros
- 7,450 MB/s reads and 6,900 MB/s writes
- DRAM cache and a single-sided design
- Heatsink variant available for PS5 and compact builds
- Ranked best overall SSD by Tom's Hardware
Cons
- Samsung's own store price is high versus competing PCIe 4.0 drives
- PCIe 5.0 drives are faster on paper
- Warranty and endurance figures were not confirmed on pages read
Best for
- Gaming PCs wanting a proven high-end PCIe 4.0 drive
- Buyers who prioritise Samsung's controller and NAND
J3
Full specifications
Core
- Capacity
- 2,000 GB
- Interface
- PCIe 4.0 x4
- Form factor
- M.2 2280
Performance
- NAND
- TLC
- DRAM cache
- Yes
- Controller
- Samsung Pascal
- Sequential read
- 7,450 MB/s
- Sequential write
- 6,900 MB/s
Physical
- Heatsink included
- No
Compatibility notes
- PCIe 4.0 x4 M.2 2280; backward compatible with PCIe 3.0 slots at lower speed.
- A separate heatsink model exists; use it for PlayStation 5 installs if the console slot lacks a cooler.
P1
Where to buy
Official store
Seen Nov 9, 2026
$639.99
Buy from the makerBest Buy
Seen Nov 9, 2026
$389.99
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AV1
Video reviews
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AV2
What reviewers and owners say
Tom's Hardware
PositiveNames the 990 Pro its best SSD overall and best for gaming, praising the DRAM controller, modern TLC flash and single-sided build, while noting the premium price.
Review
Read the sourceTechRadar
PositiveTechRadar praises the 2TB 990 Pro as one of the fastest PCIe 4.0 drives tested, citing top-tier sequential speeds, strong efficiency gains over the 980 Pro, and excellent value at the discounted price.
5/5 · 2026-07-08
Read the sourceWindows Central
PositiveWindows Central tested the 2TB standard model and found chart-topping PCIe Gen 4 speeds, good thermals, and strong warranty support, though it costs more than rivals and lacks Gen 5.
Review
Read the source
Summaries are written in our words. Follow the links for each source’s own review.
R9
Common questions
Is the 990 Pro good for the PS5?
Samsung offers a heatsink version of the 990 Pro, and Tom's Hardware lists the drive among its top picks for gaming.
Is it worth it over the 990 Pro's PCIe 5.0 successor?
For gaming, load times differ little between fast Gen4 and Gen5 drives, and Gen5 drives run hotter. The 990 Pro is the easier drive to cool.
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