Average Bench: 245% (59th of 1072)

Based on 548 user benchmarks.  Model: WD PC SN740 SDDPMQD-512G-1101

Outstanding average bench

The WD PC SN740 SDDPMQD-512G-1101 512GB averaged 144.8% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WD PC SN740 SDDPMQD-512G-1101 512GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 610MB/s
Avg. Sequential Read Speed 2,028MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WD PC SN740 SDDPMQD-512G-1101 512GB is 285%. This is a particularly wide range which indicates that the WD PC SN740 SDDPMQD-512G-1101 512GB performs inconsistently under varying real world conditions.


Avg. 4K Random Write Speed 82.6MB/s
Avg. 4K-64Thread Write Speed 400MB/s

Average Bench

(Based on 548 samples)
Min Avg Max
910 Read 2,028 3,746
715 Write 1,712 3,459
763 Mixed 1,497 2,563
705 SusWrite 1,386 2,541
372% 1,656 MB/s
Min Avg Max
25.2 4K Read 45.3 64.3
26.6 4K Write 82.6 163
20.7 4K Mixed 48.1 79.1
174% 58.7 MB/s
Min Avg Max
292 DQ Read 751 1,660
101 DQ Write 400 1,297
227 DQ Mixed 610 1,412
444% 587 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
321GB free (System drive)
Firmware: 73116001
SusWrite @10s intervals: 3517 1691 1659 1606 1299 506 MB/s
Read 4,130
Write 2,741
Mixed 2,540
SusWrite 1,713
620% 2,781 MB/s
4K Read 82.4
4K Write 237
4K Mixed 102
381% 141 MB/s
DQ Read 796
DQ Write 1,278
DQ Mixed 1,384
951% 1,153 MB/s
184GB free (System drive)
Firmware: 73110001
SusWrite @10s intervals: 584 532 575 634 575 491 MB/s
Read 792
Write 668
Mixed 672
SusWrite 565
152% 674 MB/s
4K Read 21.9
4K Write 29.7
4K Mixed 23.1
78% 24.9 MB/s
DQ Read 399
DQ Write 100
DQ Mixed 285
200% 261 MB/s
548 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,598,072 SSDs tested

Typical PC SN740 SDDPMQD-512G-1101 512GB Builds (Compare 328 builds) See popular component choices, score breakdowns and rankings
Gaming 19%
Desktop 74%
Workstation 19%

System: Lenovo 82QE


Popular PC SN740 SDDPMQD-512G-1101 512GB systems:

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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]


Group Test Results

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


1072 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 $273Nvidia RTX 4060 $295Crucial MX500 250GB $35
Intel Core i5-12600K $183Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12400F $134Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $34Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $45G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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