Average Bench: 74.1% (551st of 1037)

Based on 1,211 user benchmarks.  Model: ADATA SU655

Good average bench

The Adata SU655 240GB averaged 25.8% 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 148MB/s
Avg. 4K Random Read Speed 27.1MB/s

Poor consistency

The range of scores (95th - 5th percentile) for the Adata SU655 240GB is 67.4%. This is a particularly wide range which indicates that the Adata SU655 240GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 251MB/s
Avg. 4K-64Thread Read Speed 158MB/s
ADVERTISEMENT

Average Bench

(Based on 1,211 samples)
Min Avg Max
321 Read 419 504
87 Write 340 473
27.9 Mixed 293 434
57.1 SusWrite 251 445
72.9% 326 MB/s
Min Avg Max
15.8 4K Read 27.1 41.6
13.4 4K Write 65.4 110
1.1 4K Mixed 28.4 47.7
112% 40.3 MB/s
Min Avg Max
88.5 DQ Read 158 245
17.9 DQ Write 204 313
1.2 DQ Mixed 148 236
121% 170 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
185GB free (System drive)
Firmware: P190710b
SusWrite @10s intervals: 334 476 473 475 475 476 MB/s
Read 475
Write 488
Mixed 445
SusWrite 451
105% 465 MB/s
4K Read 42.7
4K Write 104
4K Mixed 48.3
181% 64.9 MB/s
DQ Read 121
DQ Write 314
DQ Mixed 231
172% 222 MB/s
101GB free (System drive)
Firmware: V8X01c55
SusWrite @10s intervals: 366 363 371 373 375 173 MB/s
Read 429
Write 383
Mixed 340
SusWrite 337
84% 372 MB/s
4K Read 25.7
4K Write 87.5
4K Mixed 36.3
132% 49.8 MB/s
DQ Read 105
DQ Write 240
DQ Mixed 180
135% 175 MB/s
102GB free (System drive)
Firmware: P190710b
SusWrite @10s intervals: 201 346 321 353 354 323 MB/s
Read 439
Write 121
Mixed 409
SusWrite 316
72% 321 MB/s
4K Read 26.1
4K Write 39.9
4K Mixed 31.2
101% 32.4 MB/s
DQ Read 161
DQ Write 304
DQ Mixed 208
165% 224 MB/s
181GB free (System drive)
Firmware: P190710b
SusWrite @10s intervals: 348 366 359 380 391 385 MB/s
Read 374
Write 377
Mixed 292
SusWrite 372
80% 353 MB/s
4K Read 22.2
4K Write 55.5
4K Mixed 28.1
99% 35.3 MB/s
DQ Read 170
DQ Write 295
DQ Mixed 230
175% 232 MB/s
111GB free (System drive)
Firmware: V8X01c45
SusWrite @10s intervals: 328 284 316 305 296 125 MB/s
Read 305
Write 275
Mixed 270
SusWrite 276
63% 281 MB/s
4K Read 16.8
4K Write 81
4K Mixed 34.2
112% 44 MB/s
DQ Read 192
DQ Write 235
DQ Mixed 200
154% 209 MB/s
121GB free
Firmware: S0212B0
SusWrite @10s intervals: 211 312 132 40 42 45 MB/s
Read 456
Write 405
Mixed 34.2
SusWrite 130
57% 256 MB/s
4K Read 28.6
4K Write 71.9
4K Mixed 1.2
83% 33.9 MB/s
DQ Read 210
DQ Write 238
DQ Mixed 1.3
62% 150 MB/s
113GB free (System drive)
Firmware: S0212B0
SusWrite @10s intervals: 383 36 53 47 41 44 MB/s
Read 456
Write 402
Mixed 38.8
SusWrite 101
55% 249 MB/s
4K Read 26
4K Write 49.8
4K Mixed 0.3
66% 25.4 MB/s
DQ Read 157
DQ Write 278
DQ Mixed 1.4
62% 146 MB/s
1,211 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 31,610,326 SSDs tested.

Typical SU655 240GB Builds (Compare 2,140 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 26%
Raft
Desktop
Desktop 72%
Battleship
Workstation
Workstation 22%
Surfboard

Motherboard: Gigabyte GA-78LMT-USB3 R2

EDIT WITH CUSTOM PC BUILDER Value: 66% - Good Total price: $276

Popular SU655 240GB 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.

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) 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]

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

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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9600K $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $45
Intel Core i5-9400F $140Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $289Nvidia RTX 2070S (Super) $505Samsung 860 Evo 250GB $43
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $69SanDisk 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
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback