Average Bench: 58.6% (817th of 1072)

more Based on 1,547 user benchmarks.  Models: ADATA SX900, ADATA SX 900, ADAT SX900, ADATA SSD SX900 512GB, ADATA SSD SX900 512GB-DL2, ADATA SSD SX900 512GB-DL, ADATA SSD SX900 512GB-, ADATA SSD SX900, ADATA SSD SX900 512GB-DL2-TCG

Average average bench

The Adata XPG SX900 512GB averaged 41.3% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 121MB/s
Avg. 4K Random Read Speed 24.4MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Adata XPG SX900 512GB is 21.7%. This is a relatively narrow range which indicates that the Adata XPG SX900 512GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Write Speed 17.6MB/s
Avg. 4K-64Thread Write Speed 97.6MB/s
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Average Bench

(Based on 1,547 samples)
Min Avg Max
317 Read 394 466
142 Write 239 342
197 Mixed 269 337
148 SusWrite 224 290
62.9% 282 MB/s
Min Avg Max
15.9 4K Read 24.4 29.9
10.7 4K Write 17.6 21.8
14.2 4K Mixed 20.6 25.4
72.8% 20.9 MB/s
Min Avg Max
145 DQ Read 208 229
71.2 DQ Write 97.6 112
67.2 DQ Mixed 121 145
98.4% 142 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
297GB free
Firmware: 5.2.5
SusWrite @10s intervals: 281 305 301 260 252 256 MB/s
Read 419
Write 290
Mixed 286
SusWrite 276
71% 318 MB/s
4K Read 26.4
4K Write 21
4K Mixed 24.1
82% 23.8 MB/s
DQ Read 218
DQ Write 96.1
DQ Mixed 127
102% 147 MB/s
476GB free
Firmware: 5.0.7b
SusWrite @10s intervals: 253 209 208 227 237 264 MB/s
Read 456
Write 307
Mixed 310
SusWrite 233
73% 327 MB/s
4K Read 24.1
4K Write 17.1
4K Mixed 21
72% 20.7 MB/s
DQ Read 222
DQ Write 81.8
DQ Mixed 88.6
82% 131 MB/s
440GB free (System drive)
Firmware: 5.4.3
SusWrite @10s intervals: 214 208 209 213 214 211 MB/s
Read 353
Write 335
Mixed 323
SusWrite 212
69% 306 MB/s
4K Read 28.1
4K Write 20.9
4K Mixed 24.2
85% 24.4 MB/s
DQ Read 216
DQ Write 99.9
DQ Mixed 130
104% 149 MB/s
477GB free
Firmware: 5.4.1
SusWrite @10s intervals: 211 261 223 230 233 243 MB/s
Read 396
Write 330
Mixed 303
SusWrite 234
71% 316 MB/s
4K Read 22.3
4K Write 15.1
4K Mixed 20.8
68% 19.4 MB/s
DQ Read 217
DQ Write 104
DQ Mixed 131
105% 151 MB/s
237GB free
Firmware: 5.2.5
SusWrite @10s intervals: 225 232 232 228 231 229 MB/s
Read 404
Write 344
Mixed 307
SusWrite 229
72% 321 MB/s
4K Read 23
4K Write 15.7
4K Mixed 18.7
67% 19.1 MB/s
DQ Read 221
DQ Write 113
DQ Mixed 140
111% 158 MB/s
292GB free (System drive)
Firmware: 5.8.2
SusWrite @10s intervals: 193 193 177 228 230 214 MB/s
Read 382
Write 254
Mixed 233
SusWrite 206
60% 269 MB/s
4K Read 22.7
4K Write 16.1
4K Mixed 20.8
70% 19.9 MB/s
DQ Read 216
DQ Write 106
DQ Mixed 133
106% 152 MB/s
1,547 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,712,640 SSDs tested

 Prices

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AmazonUS $1897 years
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Typical XPG SX900 512GB Builds (Compare 2,295 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 59%
Gunboat
Workstation
Workstation 7%
Tree trunk

System: Dell Latitude E6540

EDIT WITH CUSTOM PC BUILDER Value: 38% - Below average Total price: $339

Popular XPG SX900 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]

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  • 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 SF2281VB1-SDC. Flash Memory: Intel Micron Synchronous 25nm MLC

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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

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