Average Bench: 86.8% (310th of 1011)

Based on 14,860 user benchmarks.  Model: ADATA SU800

Very good average bench

The Adata Ultimate SU800 128GB averaged just 13.1% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Adata Ultimate SU800 128GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 150MB/s
Avg. 4K Random Mixed IO Speed 40.9MB/s

Poor consistency

The range of scores (95th - 5th percentile) for the Adata Ultimate SU800 128GB is 62.6%. This is a particularly wide range which indicates that the Adata Ultimate SU800 128GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 240MB/s
Avg. 4K-64Thread Read Speed 153MB/s

Average Bench

(Based on 14,860 samples)
Min Avg Max
388 Read 476 515
75.6 Write 342 454
59.3 Mixed 336 437
46.2 SusWrite 240 413
77.9% 348 MB/s
Min Avg Max
20.2 4K Read 30.7 41.2
19.2 4K Write 80.9 120
19.8 4K Mixed 40.9 55.8
142% 50.9 MB/s
Min Avg Max
58.8 DQ Read 153 274
33.3 DQ Write 258 353
42.7 DQ Mixed 150 237
129% 187 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
43GB free
Firmware: R0427AC
SusWrite @10s intervals: 407 422 383 164 400 439 MB/s
Read 505
Write 241
Mixed 429
SusWrite 369
86% 386 MB/s
4K Read 36.9
4K Write 89.6
4K Mixed 48.7
166% 58.4 MB/s
DQ Read 286
DQ Write 342
DQ Mixed 237
200% 288 MB/s
15GB free (System drive)
Firmware: R0126A
SusWrite @10s intervals: 106 143 91 110 146 89 MB/s
Read 515
Write 150
Mixed 217
SusWrite 114
55% 249 MB/s
4K Read 28.3
4K Write 114
4K Mixed 39.7
154% 60.5 MB/s
DQ Read 147
DQ Write 150
DQ Mixed 133
104% 143 MB/s
44GB free (System drive)
Firmware: R0427ANR
SusWrite @10s intervals: 140 138 140 140 140 140 MB/s
Read 505
Write 141
Mixed 204
SusWrite 140
54% 247 MB/s
4K Read 25.6
4K Write 87.3
4K Mixed 35
130% 49.3 MB/s
DQ Read 151
DQ Write 140
DQ Mixed 123
98% 138 MB/s
14,860 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 18,505,468 SSDs tested.


Approx. $50 @ launch in Sep '16
OutletPCUS $256 months
AmazonUS $3017 mins
BHPhotoUS $6019 months
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Typical Ultimate SU800 128GB Builds (Compare 4,631 builds) See popular component choices, score breakdowns and rankings.
Gaming 52%
Desktop 70%
Battle cruiser
Workstation 49%

Motherboard: Asus PRIME H270-PLUS - $142

EDIT WITH CUSTOM PC BUILDER Value: 68% - Good Total price: $641

Popular Ultimate SU800 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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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.
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  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) October 2019 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.
  • 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.


Controller: Silicon Motion SM2258. Flash Memory: Micron 3D TLC NAND

Intelligent SLC caching and DRAM cache buffer...

Added 2 years ago.


19 months ago.

Great for the price (when on sale like BlackFriday or CyberMonday)

1011 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 i5-9400F $145Nvidia GTX 1660 $210Samsung 850 Evo 250GB $73
Intel Core i5-9600K $240Nvidia GTX 1660-Ti $270Samsung 850 Evo 500GB $107
Intel Core i7-9700K $350Nvidia RTX 2060 $349Samsung 850 Pro 256GB $200
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 64GB $88
Seagate Barracuda 3TB (2016) $78G.SKILL Trident Z DDR4 3200 C14 4x16GB $612SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $70SanDisk Ultra Fit 32GB $14
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