Average Bench: 146% (147th of 1058)

Based on 1,157 user benchmarks.  Model: SAMSUNG MZVLV512HCJH-00000

Outstanding average bench

The Samsung PM951 NVMe PCIe M.2 512GB averaged 46.2% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung PM951 NVMe PCIe M.2 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 537MB/s
Avg. 4K-64Thread Read Speed 902MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the Samsung PM951 NVMe PCIe M.2 512GB is 76.5%. This is a particularly wide range which indicates that the Samsung PM951 NVMe PCIe M.2 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 397MB/s
Avg. Sustained Write Speed 421MB/s
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Average Bench

(Based on 1,157 samples)
Min Avg Max
681 Read 990 1,125
191 Write 495 584
277 Mixed 397 478
137 SusWrite 421 573
127% 576 MB/s
Min Avg Max
22.3 4K Read 38.8 41.8
42.5 4K Write 116 158
17.6 4K Mixed 38.5 47.3
169% 64.3 MB/s
Min Avg Max
544 DQ Read 902 1,038
176 DQ Write 483 586
239 DQ Mixed 537 607
440% 640 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
96GB free
Firmware: BXV7000Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 18 19 19 20 20 23 MB/s
Read 4,691
Write 38.6
Mixed 80.5
SusWrite 19.6
251% 1,208 MB/s
4K Read 561
4K Write 2.7
4K Mixed 4.9
857% 189 MB/s
210GB free (System drive)
Firmware: BXV7000Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 542 581 578 581 580 561 MB/s
Read 1,088
Write 581
Mixed 437
SusWrite 571
148% 669 MB/s
4K Read 38.9
4K Write 150
4K Mixed 44.4
195% 77.7 MB/s
DQ Read 981
DQ Write 587
DQ Mixed 606
499% 725 MB/s
335GB free (System drive)
Firmware: BXV7000Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 464 563 563 567 567 566 MB/s
Read 1,091
Write 554
Mixed 403
SusWrite 548
144% 649 MB/s
4K Read 40
4K Write 143
4K Mixed 42.2
190% 75.1 MB/s
DQ Read 1,000
DQ Write 565
DQ Mixed 582
487% 716 MB/s
106GB free
Firmware: BXV7000Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 578 574 563 543 525 494 MB/s
Read 945
Write 583
Mixed 491
SusWrite 546
143% 641 MB/s
4K Read 38.6
4K Write 120
4K Mixed 43.2
178% 67.3 MB/s
DQ Read 1,035
DQ Write 584
DQ Mixed 604
504% 741 MB/s
111GB free (System drive)
Firmware: BXV7000Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 321 303 283 281 267 248 MB/s
Read 1,066
Write 436
Mixed 388
SusWrite 284
119% 543 MB/s
4K Read 35.7
4K Write 112
4K Mixed 41.2
166% 63 MB/s
DQ Read 909
DQ Write 464
DQ Mixed 550
445% 641 MB/s
1,157 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,337,904 SSDs tested.

Typical PM951 NVMe PCIe M.2 512GB Builds (Compare 6,397 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 12%
Tree trunk
Desktop
Desktop 73%
Battleship
Workstation
Workstation 12%
Tree trunk

System: Razer Blade

EDIT WITH CUSTOM PC BUILDER

Popular PM951 NVMe PCIe M.2 512GB systems:

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.
  • - 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) September 2021 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

1058 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.
CPUGPUSSD
Intel Core i5-11600K $270Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i7-11700K $390Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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