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Adata

SU655 480GB

▲ 500 ▼

Release date ≈ Q3 2018.

Average Bench: 74.1% (592nd of 1072)

Based on 2,405 user benchmarks.  Model: ADATA SU655
Poor: 41%Average: 74.1% Great: 102%

Popular builds with this SSD

Good average bench

The Adata SU655 480GB averaged 25.9% 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 137MB/s
Avg. 4K Random Read Speed 27.7MB/s

Poor consistency

The range of scores (95th - 5th percentile) for the Adata SU655 480GB is 61.1%. This is a particularly wide range which indicates that the Adata SU655 480GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 253MB/s
Avg. Sequential Mixed IO Speed 293MB/s
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Average Bench

(Based on 2,405 samples)
Rank 59274.1%
Min Avg Max
288 Read 423 512
102 Write 361 477
15.2 Mixed 293 431
74.7 SusWrite 253 441
74.5% 332 MB/s
Min Avg Max
14 4K Read 27.7 41.1
5.96 4K Write 60.6 108
0.6 4K Mixed 27.3 45.9
109% 38.5 MB/s
Min Avg Max
94.5 DQ Read 198 310
14.1 DQ Write 215 340
0.7 DQ Mixed 137 290
122% 183 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
447GB free
Firmware: Q0831C0
SusWrite @10s intervals: 419 425 422 425 425 426 MB/s
85.9% Excellent
Read 503
Write 424
Mixed 397
SusWrite 424
98% 437 MB/s
4K Read 24.6
4K Write 87.4
4K Mixed 21
110% 44.3 MB/s
DQ Read 140
DQ Write 184
DQ Mixed 25.3
57% 116 MB/s
130GB free (System drive)
Firmware: S190429a
SusWrite @10s intervals: 61 79 129 71 115 82 MB/s
81.5% Excellent
Read 496
Write 238
Mixed 240
SusWrite 89.2
59% 266 MB/s
4K Read 37.7
4K Write 67.5
4K Mixed 43.5
149% 49.6 MB/s
DQ Read 298
DQ Write 150
DQ Mixed 180
145% 209 MB/s
447GB free
Firmware: V8X01c31
SusWrite @10s intervals: 361 367 367 370 369 370 MB/s
78.8% Very good
Read 396
Write 365
Mixed 338
SusWrite 367
83% 367 MB/s
4K Read 21
4K Write 77
4K Mixed 30
111% 42.7 MB/s
DQ Read 96.6
DQ Write 188
DQ Mixed 187
129% 157 MB/s
189GB free
Firmware: R0831B0
SusWrite @10s intervals: 446 442 121 7.4 235 7.3 MB/s
73.2% Very good
Read 502
Write 426
Mixed 404
SusWrite 210
86% 385 MB/s
4K Read 23.6
4K Write 78.1
4K Mixed 19.7
102% 40.5 MB/s
DQ Read 108
DQ Write 342
DQ Mixed 25.8
77% 159 MB/s
43GB free (System drive)
Firmware: S190517a
SusWrite @10s intervals: 307 130 108 102 122 85 MB/s
57.4% Above average
Read 103
Write 375
Mixed 320
SusWrite 142
54% 235 MB/s
4K Read 20.5
4K Write 75.5
4K Mixed 27.5
106% 41.2 MB/s
DQ Read 254
DQ Write 290
DQ Mixed 201
171% 249 MB/s
222GB free (System drive)
Firmware: Q0831C0
SusWrite @10s intervals: 312 5.3 4.3 7.8 67 123 MB/s
54.3% Above average
Read 429
Write 288
Mixed 374
SusWrite 86.5
66% 294 MB/s
4K Read 16.1
4K Write 47.9
4K Mixed 17.7
72% 27.2 MB/s
DQ Read 117
DQ Write 329
DQ Mixed 25.9
77% 157 MB/s
140GB free (System drive)
Firmware: P180509a
SusWrite @10s intervals: 97 74 100 87 79 81 MB/s
40.2% Average
Read 318
Write 136
Mixed 148
SusWrite 86.3
38% 172 MB/s
4K Read 18.1
4K Write 28.8
4K Mixed 1.5
45% 16.1 MB/s
DQ Read 263
DQ Write 196
DQ Mixed 137
127% 198 MB/s
40GB free
Firmware: Q0831C0
SusWrite @10s intervals: 308 194 8.9 5 189 8.6 MB/s
30.4% Below average
Read 386
Write 355
Mixed 322
SusWrite 119
66% 295 MB/s
4K Read 17.5
4K Write 4.2
4K Mixed 0.3
29% 7.33 MB/s
2,405 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,658,078 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical SU655 480GB Builds (Compare 31,990 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 113%
UFO
Desktop
Desktop 95%
Nuclear submarine
Workstation
Workstation 104%
UFO

Motherboard: MSI Z390-A PRO (MS-7B98) - $246

CPU
Core i7-9700KIntel  $252Bench 97%, 550,833 samples8,104x
Core i5-9600KIntel  $155Bench 93%, 321,194 samples7,832x
Core i9-9900KIntel  $412Bench 98%, 354,223 samples3,797x
GPU
RTX 2070S (Super)Nvidia  $210Bench 115%, 663,603 samples2,415x
RTX 2060Nvidia  $324Bench 90%, 645,160 samples2,317x
RTX 2070Nvidia  $200Bench 104%, 478,117 samples2,135x
SSD
SU655 480GBAdataBench 74%, 2,405 samples1x
RAM
Vengeance LPX DDR4 3200 C16 2x8GBCorsair  $40Bench 85%, 653,654 samples1,977x
Vengeance LPX DDR4 3000 C15 2x8GBCorsair  $43Bench 82%, 606,405 samples1,452x
Vengeance RGB PRO DDR4 3200 C16 2x8GBCorsair  $63Bench 85%, 346,786 samples959x
EDIT WITH CUSTOM PC BUILDER Value: 118% - Outstanding Total price: $748

Popular SU655 480GB compatible motherboards:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our 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 value for money 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
  • - SkillBench (space shooter) tests user input accuracy
  • - 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
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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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.

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Speed Comparisons

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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

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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