Average Bench: 75.6% (491st of 1011)

Based on 5,290 user benchmarks.  Models: ADATA SP900, ADATA SSD SP900 256GB-DL2, ADATA SP 900

Good average bench

The Adata SP900 256GB averaged 24.3% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Adata SP900 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 178MB/s
Avg. 4K Random Mixed IO Speed 35.8MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Adata SP900 256GB is 34.2%. This is a relatively narrow range which indicates that the Adata SP900 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 178MB/s
Avg. Sequential Write Speed 252MB/s
ADVERTISEMENT

Average Bench

(Based on 5,290 samples)
Min Avg Max
291 Read 356 416
188 Write 252 298
228 Mixed 266 297
111 SusWrite 178 234
58.8% 263 MB/s
Min Avg Max
18.3 4K Read 27.5 33.9
42.7 4K Write 84.9 118
23.4 4K Mixed 35.8 44.6
132% 49.4 MB/s
Min Avg Max
90.3 DQ Read 221 290
107 DQ Write 218 264
59.6 DQ Mixed 178 246
145% 206 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
98GB free (System drive)
Firmware: 5.8.2
SusWrite @10s intervals: 188 202 191 168 181 190 MB/s
Read 405
Write 270
Mixed 279
SusWrite 187
64% 285 MB/s
4K Read 33.1
4K Write 109
4K Mixed 44.7
165% 62.1 MB/s
DQ Read 264
DQ Write 247
DQ Mixed 209
170% 240 MB/s
207GB free (System drive)
Firmware: 5.0.6
SusWrite @10s intervals: 204 211 210 214 210 207 MB/s
Read 230
Write 310
Mixed 285
SusWrite 209
59% 259 MB/s
4K Read 24
4K Write 109
4K Mixed 33.6
137% 55.5 MB/s
DQ Read 288
DQ Write 240
DQ Mixed 179
157% 236 MB/s
46GB free
Firmware: 5.8.2
SusWrite @10s intervals: 143 155 142 152 162 166 MB/s
Read 313
Write 245
Mixed 255
SusWrite 153
54% 242 MB/s
4K Read 25.1
4K Write 84.9
4K Mixed 36.7
130% 48.9 MB/s
DQ Read 177
DQ Write 220
DQ Mixed 164
133% 187 MB/s
238GB free
Firmware: 5.8.2
SusWrite @10s intervals: 178 153 152 152 147 128 MB/s
Read 323
Write 258
Mixed 266
SusWrite 151
56% 249 MB/s
4K Read 28.5
4K Write 60.1
4K Mixed 32.8
117% 40.5 MB/s
DQ Read 178
DQ Write 246
DQ Mixed 169
140% 197 MB/s
142GB free (System drive)
Firmware: 5.8.2
SusWrite @10s intervals: 143 142 162 173 159 148 MB/s
Read 298
Write 234
Mixed 212
SusWrite 155
50% 224 MB/s
4K Read 19.9
4K Write 101
4K Mixed 27
118% 49.3 MB/s
DQ Read 120
DQ Write 215
DQ Mixed 160
124% 165 MB/s
5,290 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 16,872,727 SSDs tested.

 Prices

AmazonUS $19017 months
Send price feedback
Typical SP900 256GB Builds (Compare 41,794 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 30%
Raft
Desktop
Desktop 52%
Yacht
Workstation
Workstation 22%
Surfboard

Disqualified System: bin bin

EDIT WITH CUSTOM PC BUILDER Value: 38% - Below average Total price: $631

Popular SP900 256GB systems:

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.

UserBenchmark of the month

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) August 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]

ADVERTISEMENT

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

Controller: LSI SandForce SF2281. NAND Flash: Intel Micron Synchronous 25nm MLC

Added n/a ago.
Your
opinion?
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.
CPUGPUSSD
Intel Core i5-9400F $140Nvidia GTX 1660 $220Samsung 850 Evo 250GB $86
Intel Core i5-9600K $219Nvidia GTX 1660-Ti $269Samsung 850 Evo 500GB $102
AMD Ryzen 5 3600 $198AMD RX 5700 XT $400Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $42G.SKILL Trident Z DDR4 3200 C14 4x16GB $695SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 16GB $24
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer Feedback