Average Bench: 90.3% (295th of 1037)

Based on 607 user benchmarks.  Model: ADATA SU900

Excellent average bench

The Adata SU900 512GB averaged just 9.6% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Adata SU900 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 207MB/s
Avg. 4K Random Mixed IO Speed 38.4MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Adata SU900 512GB is 58.9%. This is a relatively wide range which indicates that the Adata SU900 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 309MB/s
Avg. Sequential Mixed IO Speed 339MB/s
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Average Bench

(Based on 607 samples)
Min Avg Max
379 Read 477 517
170 Write 402 481
52.3 Mixed 339 421
111 SusWrite 309 471
85.6% 382 MB/s
Min Avg Max
17.8 4K Read 27 32
17.8 4K Write 75.9 118
19.6 4K Mixed 38.4 49.4
130% 47.1 MB/s
Min Avg Max
127 DQ Read 284 343
29.1 DQ Write 249 337
41.2 DQ Mixed 207 293
171% 247 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
89GB free (System drive)
Firmware: Q1018HD
SusWrite @10s intervals: 433 459 470 483 484 476 MB/s
Read 513
Write 481
Mixed 417
SusWrite 468
106% 470 MB/s
4K Read 31.1
4K Write 110
4K Mixed 47.5
166% 63 MB/s
DQ Read 344
DQ Write 365
DQ Mixed 308
244% 339 MB/s
373GB free
Firmware: Q0125A
SusWrite @10s intervals: 338 393 456 461 461 461 MB/s
Read 493
Write 462
Mixed 403
SusWrite 428
100% 447 MB/s
4K Read 29.5
4K Write 91.9
4K Mixed 43.8
150% 55.1 MB/s
DQ Read 316
DQ Write 326
DQ Mixed 270
217% 304 MB/s
391GB free (System drive)
Firmware: Q0125A
SusWrite @10s intervals: 399 432 438 445 442 444 MB/s
Read 486
Write 448
Mixed 369
SusWrite 434
98% 434 MB/s
4K Read 24.6
4K Write 78.8
4K Mixed 36
125% 46.5 MB/s
DQ Read 315
DQ Write 310
DQ Mixed 201
182% 275 MB/s
166GB free (System drive)
Firmware: P1026A
SusWrite @10s intervals: 432 448 41 401 338 161 MB/s
Read 495
Write 439
Mixed 397
SusWrite 303
92% 408 MB/s
4K Read 27.4
4K Write 79.9
4K Mixed 39.2
134% 48.8 MB/s
DQ Read 328
DQ Write 323
DQ Mixed 101
138% 251 MB/s
40GB free
Firmware: Q0125A
SusWrite @10s intervals: 174 139 98 75 88 99 MB/s
Read 501
Write 401
Mixed 55.7
SusWrite 112
59% 267 MB/s
4K Read 28.3
4K Write 24.7
4K Mixed 30.4
95% 27.8 MB/s
DQ Read 316
DQ Write 222
DQ Mixed 216
176% 251 MB/s
143GB free (System drive)
Firmware: P1026A
SusWrite @10s intervals: 284 194 71 332 124 332 MB/s
Read 483
Write 35.3
Mixed 43.3
SusWrite 223
42% 196 MB/s
4K Read 28.3
4K Write 15.3
4K Mixed 23.9
82% 22.5 MB/s
DQ Read 348
DQ Write 29.2
DQ Mixed 74.1
83% 150 MB/s
181GB free (System drive)
Firmware: Q0125A
SusWrite @10s intervals: 27 26 37 42 25 24 MB/s
Read 497
Write 97.2
Mixed 47.5
SusWrite 30
36% 168 MB/s
4K Read 24.6
4K Write 13.5
4K Mixed 18.4
68% 18.8 MB/s
DQ Read 138
DQ Write 17.6
DQ Mixed 35.2
37% 63.6 MB/s
607 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 31,581,489 SSDs tested.

Typical SU900 512GB Builds (Compare 1,034 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 45%
Yacht
Desktop
Desktop 80%
Aircraft carrier
Workstation
Workstation 37%
Jet ski

Motherboard: Asus P8H77-V LE - $120

EDIT WITH CUSTOM PC BUILDER Value: 64% - Good Total price: $571

Popular SU900 512GB 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.
  • - 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.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) September 2020 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

1037 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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Intel Core i7-9700K $300Nvidia RTX 2070S (Super) $510Samsung 860 Evo 250GB $42
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $66SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 32GB $30
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Extreme 16GB $28
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