Average Bench: 157% (81st of 976)

Based on 1,426 user benchmarks.  Model: SAMSUNG MZHPV128HDGM-00000

Outstanding average bench

The Samsung SM951 AHCI PCIe M.2 128GB averaged 56.7% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SM951 AHCI PCIe M.2 128GB near the top of the comparison list.

Strengths

Avg. Sequential Read Speed 1,515MB/s
Avg. 4K-64Thread Mixed IO Speed 201MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 AHCI PCIe M.2 128GB is 80.9%. This is a particularly wide range which indicates that the Samsung SM951 AHCI PCIe M.2 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Write Speed 203MB/s
Avg. Sustained Write Speed 476MB/s
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Average Bench

(Based on 1,426 samples)
Min Avg Max
737 Read 1,515 1,838
168 Write 547 668
303 Mixed 664 933
74.5 SusWrite 476 657
176% 800 MB/s
Min Avg Max
25 4K Read 48.9 45.8
33 4K Write 106 140
15.9 4K Mixed 36.7 53.4
177% 63.7 MB/s
Min Avg Max
34.2 DQ Read 381 699
98 DQ Write 203 261
19.8 DQ Mixed 201 402
174% 261 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
68GB free (System drive)
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 589 557 617 584 613 555 MB/s
Read 1,521
Write 629
Mixed 660
SusWrite 586
187% 849 MB/s
4K Read 39.6
4K Write 139
4K Mixed 51.6
200% 76.7 MB/s
DQ Read 696
DQ Write 252
DQ Mixed 390
310% 446 MB/s
83GB free (System drive)
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 604 623 618 621 615 589 MB/s
Read 1,513
Write 639
Mixed 638
SusWrite 611
188% 850 MB/s
4K Read 39.8
4K Write 91.1
4K Mixed 44.7
166% 58.5 MB/s
DQ Read 544
DQ Write 249
DQ Mixed 393
292% 395 MB/s
49GB free (System drive)
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 440 368 361 339 322 341 MB/s
Read 1,475
Write 590
Mixed 590
SusWrite 362
166% 754 MB/s
4K Read 40.2
4K Write 108
4K Mixed 45.4
176% 64.7 MB/s
DQ Read 697
DQ Write 233
DQ Mixed 384
305% 438 MB/s
10GB free (System drive)
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 113 74 76 76 69 65 MB/s
Read 1,056
Write 168
Mixed 340
SusWrite 78.9
89% 411 MB/s
4K Read 32.1
4K Write 55.8
4K Mixed 45.7
137% 44.5 MB/s
DQ Read 291
DQ Write 120
DQ Mixed 213
156% 208 MB/s
1,426 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 10,304,401 SSDs tested.

 Prices

AmazonUS $1107 months
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Typical SM951 AHCI PCIe M.2 128GB Builds (Compare 2,153 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 64%
Destroyer
Desktop
Desktop 92%
Nuclear submarine
Workstation
Workstation 64%
Destroyer

Motherboard: Asrock Z97 Extreme6 - $162

EDIT WITH CUSTOM PC BUILDER Value: 84% - Excellent Total price: $837

Popular SM951 AHCI PCIe M.2 128GB 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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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) December 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

976 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 i7-8700K $370Nvidia GTX 1070 $325Samsung 850 Evo 250GB $63
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $98
Intel Core i5-8600K $243Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $125SanDisk Extreme 64GB $72
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $830SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $12
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