Average Bench: 73.2% (493rd of 991)

Based on 616 user benchmarks.  Model: SanDisk SD8SB8U512G1002

Good average bench

The Sandisk SD8SB8U512G1002 512GB averaged 26.8% 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 131MB/s
Avg. 4K Random Read Speed 24.9MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk SD8SB8U512G1002 512GB is 45.1%. This is a relatively wide range which indicates that the Sandisk SD8SB8U512G1002 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 221MB/s
Avg. Sequential Mixed IO Speed 258MB/s
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Average Bench

(Based on 616 samples)
Min Avg Max
373 Read 456 494
194 Write 326 452
183 Mixed 258 331
80.3 SusWrite 221 291
70.3% 315 MB/s
Min Avg Max
17.6 4K Read 24.9 35.2
27.7 4K Write 53.7 106
8.48 4K Mixed 25.1 45.8
98.3% 34.6 MB/s
Min Avg Max
24.9 DQ Read 271 364
40.2 DQ Write 209 282
8.42 DQ Mixed 131 229
128% 204 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
476GB free
Firmware: X4131002
SusWrite @10s intervals: 378 301 290 274 273 271 MB/s
Read 431
Write 416
Mixed 325
SusWrite 298
83% 367 MB/s
4K Read 28.5
4K Write 119
4K Mixed 41.7
160% 63.1 MB/s
DQ Read 351
DQ Write 286
DQ Mixed 230
196% 289 MB/s
135GB free (System drive)
Firmware: X4131002
SusWrite @10s intervals: 356 252 274 275 204 214 MB/s
Read 499
Write 457
Mixed 327
SusWrite 263
86% 386 MB/s
4K Read 33.9
4K Write 86.3
4K Mixed 43.1
152% 54.4 MB/s
DQ Read 342
DQ Write 276
DQ Mixed 227
192% 282 MB/s
126GB free (System drive)
Firmware: X4131002
SusWrite @10s intervals: 264 257 277 273 269 176 MB/s
Read 490
Write 450
Mixed 308
SusWrite 253
84% 375 MB/s
4K Read 36.3
4K Write 81.2
4K Mixed 39.7
149% 52.4 MB/s
DQ Read 350
DQ Write 270
DQ Mixed 213
186% 278 MB/s
209GB free (System drive)
Firmware: X4131002
SusWrite @10s intervals: 284 271 268 274 276 268 MB/s
Read 458
Write 417
Mixed 249
SusWrite 274
78% 349 MB/s
4K Read 23
4K Write 42.8
4K Mixed 28.6
94% 31.5 MB/s
DQ Read 357
DQ Write 258
DQ Mixed 222
189% 279 MB/s
440GB free (System drive)
Firmware: X4131002
SusWrite @10s intervals: 261 249 249 241 237 248 MB/s
Read 414
Write 358
Mixed 226
SusWrite 248
70% 311 MB/s
4K Read 23.1
4K Write 45.2
4K Mixed 29.9
97% 32.7 MB/s
DQ Read 343
DQ Write 269
DQ Mixed 176
167% 262 MB/s
52GB free (System drive)
Firmware: X4131002
SusWrite @10s intervals: 142 180 33 38 33 60 MB/s
Read 474
Write 416
Mixed 247
SusWrite 80.8
68% 305 MB/s
4K Read 27.4
4K Write 52.4
4K Mixed 32.6
111% 37.5 MB/s
DQ Read 347
DQ Write 250
DQ Mixed 184
169% 261 MB/s
44GB free (System drive)
Firmware: X4131002
SusWrite @10s intervals: 237 168 88 25 27 55 MB/s
Read 437
Write 412
Mixed 317
SusWrite 99.9
71% 317 MB/s
4K Read 22.1
4K Write 47.3
4K Mixed 28.9
96% 32.8 MB/s
DQ Read 335
DQ Write 270
DQ Mixed 229
191% 278 MB/s
616 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 12,089,043 SSDs tested.

Typical SD8SB8U512G1002 512GB Builds (Compare 2,978 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 63%
Destroyer
Desktop
Desktop 57%
Gunboat
Workstation
Workstation 35%
Jet ski

System: Asus G11CD

EDIT WITH CUSTOM PC BUILDER Value: 88% - Excellent Total price: $412

Popular SD8SB8U512G1002 512GB 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.

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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.
  • - 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) February 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]

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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.

 Comments

991 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 i7-8700K $360Nvidia GTX 1070 $336Samsung 850 Evo 250GB $78
AMD Ryzen 5 1600 $149Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $90
Intel Core i5-8600K $259Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3000 C15 2x8GB $115SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $750SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $41Corsair Vengeance LPX DDR4 3200 C16 2x8GB $126SanDisk Ultra Fit 32GB $12
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