Average Bench: 124% (103rd of 959)

Based on 6,645 user benchmarks.  Models: WDC WDS256G1X0C-00ENX0, NVMe WDC WDS256G1X0C-

Outstanding average bench

The WD Black NVMe PCIe M.2 256GB (2017) averaged 24.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WD Black NVMe PCIe M.2 256GB (2017) near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 336MB/s
Avg. 4K-64Thread Read Speed 611MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the WD Black NVMe PCIe M.2 256GB (2017) is 52.4%. This is a relatively wide range which indicates that the WD Black NVMe PCIe M.2 256GB (2017) performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 190MB/s
Avg. Sequential Mixed IO Speed 360MB/s
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Average Bench

(Based on 6,645 samples)
Min Avg Max
558 Read 892 1,069
224 Write 464 680
226 Mixed 360 562
95.1 SusWrite 190 226
105% 477 MB/s
Min Avg Max
21.9 4K Read 36.1 44.1
62.8 4K Write 105 134
24.8 4K Mixed 46.8 58.1
170% 62.7 MB/s
Min Avg Max
320 DQ Read 611 664
247 DQ Write 482 526
80.7 DQ Mixed 336 394
309% 476 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
135GB free (System drive)
Firmware: B35900WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 223 203 203 208 209 197 MB/s
Read 1,099
Write 476
Mixed 319
SusWrite 207
115% 525 MB/s
4K Read 30.6
4K Write 104
4K Mixed 54.2
171% 63 MB/s
DQ Read 660
DQ Write 516
DQ Mixed 366
334% 514 MB/s
125GB free
Firmware: B35500WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 308 213 210 201 197 199 MB/s
Read 954
Write 681
Mixed 570
SusWrite 222
135% 606 MB/s
4K Read 40.8
4K Write 99.9
4K Mixed 53.4
183% 64.7 MB/s
DQ Read 661
DQ Write 513
DQ Mixed 408
354% 527 MB/s
155GB free (System drive)
Firmware: B35500WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 234 217 210 211 209 203 MB/s
Read 973
Write 424
Mixed 398
SusWrite 214
110% 502 MB/s
4K Read 35.9
4K Write 125
4K Mixed 44.9
178% 68.6 MB/s
DQ Read 660
DQ Write 488
DQ Mixed 305
301% 484 MB/s
169GB free (System drive)
Firmware: B35500WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 233 207 189 213 213 213 MB/s
Read 1,010
Write 238
Mixed 297
SusWrite 211
96% 439 MB/s
4K Read 37.6
4K Write 108
4K Mixed 46.6
174% 64.1 MB/s
DQ Read 613
DQ Write 515
DQ Mixed 388
338% 505 MB/s
182GB free (System drive)
Firmware: B35900WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 230 216 209 211 213 213 MB/s
Read 958
Write 403
Mixed 352
SusWrite 216
106% 482 MB/s
4K Read 35.9
4K Write 108
4K Mixed 47.1
172% 63.5 MB/s
DQ Read 658
DQ Write 518
DQ Mixed 336
320% 504 MB/s
74GB free (System drive)
Firmware: B35500WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 165 127 83 88 70 91 MB/s
Read 925
Write 655
Mixed 387
SusWrite 104
114% 518 MB/s
4K Read 35.7
4K Write 97
4K Mixed 46.6
165% 59.8 MB/s
DQ Read 638
DQ Write 510
DQ Mixed 338
317% 495 MB/s
53GB free (System drive)
Firmware: B35900WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 189 120 100 91 88 89 MB/s
Read 991
Write 680
Mixed 558
SusWrite 113
130% 585 MB/s
4K Read 35.4
4K Write 95.2
4K Mixed 47.6
165% 59.4 MB/s
DQ Read 402
DQ Write 522
DQ Mixed 395
317% 440 MB/s
104GB free
Firmware: B35900WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 287 219 215 213 202 213 MB/s
Read 566
Write 610
Mixed 434
SusWrite 225
103% 459 MB/s
4K Read 34.3
4K Write 73.9
4K Mixed 44.3
148% 50.8 MB/s
DQ Read 430
DQ Write 408
DQ Mixed 389
300% 409 MB/s
167GB free (System drive)
Firmware: B35500WD Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 210 192 194 186 180 56 MB/s
Read 590
Write 439
Mixed 280
SusWrite 170
82% 370 MB/s
4K Read 27
4K Write 58.2
4K Mixed 35.7
118% 40.3 MB/s
DQ Read 662
DQ Write 500
DQ Mixed 334
317% 499 MB/s
6,645 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 9,124,865 SSDs tested.

 Prices

AmazonUS $9014 mins
NeweggUS $905 days
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Typical Black NVMe PCIe M.2 256GB (2017) Builds (Compare 18,643 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 69%
Battle cruiser
Desktop
Desktop 79%
Battleship
Workstation
Workstation 71%
Battleship

Motherboard: Asus PRIME B350-PLUS - $85

EDIT WITH CUSTOM PC BUILDER Value: 100% - Outstanding Total price: $719

Popular Black NVMe PCIe M.2 256GB (2017) 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.

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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.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
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  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) October 2018 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]

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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.

 Comments

Added n/a ago.

Poor

7 months ago.

came too late to the market, pricing is too high, after few months it got easily obsoleted/replaced by the intel 760p which is cheaper and faster


Good

10 months ago.

AMD Radeon R3 240GB SATAIII 2.5" R3SL240G


Your
opinion?
959 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

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HDDRAMUSB
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Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $157SanDisk Ultra Fit 32GB $12
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