Average Bench: 452% (5th of 1071)

Based on 4,320 user benchmarks.  Models: WD_BLACK SN850X 1000GB, WD_BLACK SN850X HS 1000GB

Outstanding average bench

The WD Black SN850X NVMe PCIe M.2 1TB averaged 352.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WD Black SN850X NVMe PCIe M.2 1TB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 1,495MB/s
Avg. Sequential Write Speed 3,750MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WD Black SN850X NVMe PCIe M.2 1TB is 361%. This is a particularly wide range which indicates that the WD Black SN850X NVMe PCIe M.2 1TB performs inconsistently under varying real world conditions.


Avg. 4K Random Read Speed 67.2MB/s
Avg. 4K Random Write Speed 198MB/s

Average Bench

(Based on 4,320 samples)
Min Avg Max
1,840 Read 3,662 4,610
1,653 Write 3,750 4,953
1,552 Mixed 2,770 3,408
1,188 SusWrite 2,321 4,130
702% 3,126 MB/s
Min Avg Max
44.8 4K Read 67.2 84.2
72 4K Write 198 304
43.8 4K Mixed 84.5 110
315% 117 MB/s
Min Avg Max
839 DQ Read 1,702 2,432
375 DQ Write 1,344 2,079
610 DQ Mixed 1,495 2,252
1,126% 1,513 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
892GB free (System drive)
Firmware: 620311WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 4068 4454 4377 4195 4400 4614 MB/s
Read 4,492
Write 4,939
Mixed 3,362
SusWrite 4,351
966% 4,286 MB/s
4K Read 78.1
4K Write 221
4K Mixed 96.7
359% 132 MB/s
DQ Read 1,746
DQ Write 1,380
DQ Mixed 1,532
1,155% 1,552 MB/s
931GB free
Firmware: 620311WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 4159 3593 3897 4008 4002 3985 MB/s
Read 3,992
Write 4,147
Mixed 3,130
SusWrite 3,941
857% 3,802 MB/s
4K Read 71.7
4K Write 183
4K Mixed 88.8
319% 114 MB/s
DQ Read 1,521
DQ Write 1,345
DQ Mixed 1,428
1,072% 1,431 MB/s
705GB free (System drive)
Firmware: 620281WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 3930 2516 1087 989 1092 1032 MB/s
Read 4,067
Write 4,575
Mixed 3,244
SusWrite 1,774
767% 3,415 MB/s
4K Read 71.4
4K Write 264
4K Mixed 91.2
364% 142 MB/s
DQ Read 2,162
DQ Write 1,794
DQ Mixed 1,947
1,467% 1,968 MB/s
319GB free (System drive)
Firmware: 620311WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 2838 1391 1305 1200 1089 1089 MB/s
Read 4,448
Write 4,517
Mixed 3,210
SusWrite 1,485
765% 3,415 MB/s
4K Read 74
4K Write 188
4K Mixed 92
329% 118 MB/s
DQ Read 1111
DQ Write 886
DQ Mixed 960
729% 986 MB/s
4,320 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 63,160,375 SSDs tested.


AmazonUS $1107 mins
EbayUS $14612 mins
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Typical Black SN850X NVMe PCIe M.2 1TB Builds (Compare 10,346 builds) See popular component choices, score breakdowns and rankings.
Gaming 208%
Desktop 114%
Workstation 230%

Motherboard: Asus TUF GAMING Z690-PLUS WIFI D4 - $210

EDIT WITH CUSTOM PC BUILDER Value: 79% - Very good Total price: $1,404

Popular Black SN850X NVMe PCIe M.2 1TB compatible motherboards:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

UserBenchmark of the month

How it works

  • - Download and run UserBenchmark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - SkillBench (space shooter) tests user input accuracy.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
Solid State Drive Rankings (Price vs Performance) January 2023 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]


Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.


Added n/a ago.


1 month ago.

This thing is blazing fast!! I did not expect to see an FPS increase in game but wow, was I ever wrong. No stuttering or screen tearing at all when whipping the camera around, unreal. Unfortunately, userbenchmark keeps detecting my NVME as ram, and will not benchmark correctly :(

1071 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i5-13600K $320Nvidia RTX 3060-Ti $460Crucial MX500 250GB $30
Intel Core i3-12100F $98Nvidia RTX 3070 $570Samsung 850 Evo 120GB $106
Intel Core i5-12600K $233Nvidia RTX 3050 $298Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $29Corsair Vengeance LPX DDR4 3000 C15 2x8GB $50SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3200 C16 2x8GB $49SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $417SanDisk Ultra Fit 32GB $16
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