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Sm951

NVMe SAMSUNG 512GB

▲ 500 ▼

Release date ≈ Q3 2016.

Average Bench: 206% (92nd of 1072)

Based on 427 user benchmarks.  Model: SM951 NVMe SAMSUNG 512GB
Poor: 134%Average: 206% Great: 260%

Popular builds with this SSD

Outstanding average bench

The Sm951 NVMe SAMSUNG 512GB averaged 105.6% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Sm951 NVMe SAMSUNG 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 461MB/s
Avg. Sequential Read Speed 1,469MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Sm951 NVMe SAMSUNG 512GB is 127%. This is a particularly wide range which indicates that the Sm951 NVMe SAMSUNG 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Write Speed 341MB/s
Avg. 4K Random Write Speed 115MB/s
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Average Bench

(Based on 427 samples)
Rank 92206%
Min Avg Max
866 Read 1,469 1,932
637 Write 1,198 1,498
605 Mixed 910 1,586
336 SusWrite 1,004 1,502
257% 1,145 MB/s
Min Avg Max
25.7 4K Read 41.6 51.8
59.1 4K Write 115 161
26.2 4K Mixed 51 67.8
189% 69.3 MB/s
Min Avg Max
43.5 DQ Read 801 1,243
117 DQ Write 341 428
30.8 DQ Mixed 461 627
371% 534 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
404GB free (System drive)
Firmware: BXW75D0Q Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1505 1481 1385 1169 1509 1511 MB/s
250% Outstanding
Read 1,523
Write 1,517
Mixed 834
SusWrite 1,426
298% 1,325 MB/s
4K Read 47.1
4K Write 120
4K Mixed 58.8
210% 75.4 MB/s
DQ Read 1239
DQ Write 428
DQ Mixed 628
518% 765 MB/s
430GB free (System drive)
Firmware: BXW74D0Q Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 876 1376 1493 1279 1447 1500 MB/s
224% Outstanding
Read 1,502
Write 1498
Mixed 792
SusWrite 1,329
288% 1,280 MB/s
4K Read 42.8
4K Write 74.6
4K Mixed 50.6
169% 56 MB/s
DQ Read 946
DQ Write 423
DQ Mixed 627
480% 665 MB/s
70GB free
Firmware: BXW75D0Q Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1119 1141 1086 1071 775 514 MB/s
200% Outstanding
Read 1,294
Write 1,151
Mixed 750
SusWrite 951
232% 1,036 MB/s
4K Read 45.4
4K Write 103
4K Mixed 57.3
197% 68.6 MB/s
DQ Read 900
DQ Write 430
DQ Mixed 629
476% 653 MB/s
72GB free (System drive)
Firmware: BXW75D0Q Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 454 303 268 302 278 284 MB/s
157% Outstanding
Read 1,311
Write 825
Mixed 777
SusWrite 315
179% 807 MB/s
4K Read 39.2
4K Write 99.6
4K Mixed 50.8
177% 63.2 MB/s
DQ Read 1,053
DQ Write 312
DQ Mixed 488
410% 618 MB/s
56GB free (System drive)
Firmware: BXW75D0Q Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 250 196 201 197 196 192 MB/s
131% Outstanding
Read 1,348
Write 574
Mixed 612
SusWrite 205
150% 685 MB/s
4K Read 32.8
4K Write 71.5
4K Mixed 44.2
144% 49.5 MB/s
DQ Read 639
DQ Write 258
DQ Mixed 435
325% 444 MB/s
427 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,658,813 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical NVMe SAMSUNG 512GB Builds (Compare 2,412 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 61%
Destroyer
Workstation
Workstation 10%
Tree trunk

System: Dell Precision 7510

CPU
Core i7-6820HQIntelBench 60%, 33,920 samples1,633x
Core i7-6920HQIntelBench 70%, 3,282 samples310x
Xeon E3-1535M v5IntelBench 69%, 1,588 samples222x
GPU
HD 530 (Mobile Skylake)IntelBench 5%, 213,495 samples1,313x
Quadro M2000MNvidiaBench 16%, 5,864 samples504x
Quadro M1000MNvidiaBench 13%, 6,377 samples291x
SSD
NVMe SAMSUNG 512GBSm951Bench 206%, 427 samples1x
RAM
HMA41GS6AFR8N-TF 2x8GBHynixBench 70%, 55,289 samples343x
16ATF1G64HZ-2G1B1 2x8GBMicronBench 71%, 5,035 samples261x
HMA82GS6MFR8N-TF 2x16GBHynixBench 69%, 5,073 samples155x
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Popular NVMe SAMSUNG 512GB systems:

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Welcome to our 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 value for money upgrades.

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Solid State Drive Rankings (Price vs Performance) April 2024 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.

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

 Frequently Asked Questions

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
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What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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