Average Bench: 81.8% (400th of 1016)

Based on 72 user benchmarks.  Model: SK hynix SC300B

Very good average bench

The SK hynix SC300B 512GB averaged just 18.2% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the SK hynix SC300B 512GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 86.8MB/s
Avg. 4K Random Read Speed 22.8MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SK hynix SC300B 512GB is 31.4%. This is a relatively narrow range which indicates that the SK hynix SC300B 512GB performs reasonably consistently under varying real world conditions.


Avg. 4K-64Thread Read Speed 216MB/s
Avg. Sustained Write Speed 352MB/s

Average Bench

(Based on 72 samples)
Min Avg Max
320 Read 468 525
254 Write 418 464
321 Mixed 427 496
195 SusWrite 352 412
93.6% 416 MB/s
Min Avg Max
14.8 4K Read 22.8 29.2
30.7 4K Write 60.3 91.9
12.2 4K Mixed 21.9 35.4
94.5% 35 MB/s
Min Avg Max
17.2 DQ Read 216 380
33.3 DQ Write 215 333
10.2 DQ Mixed 86.8 299
101% 172 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
72GB free (System drive)
Firmware: 2P00
SusWrite @10s intervals: 362 433 322 256 242 245 MB/s
Read 412
Write 446
Mixed 350
SusWrite 310
86% 380 MB/s
4K Read 26.4
4K Write 84.1
4K Mixed 35.9
130% 48.8 MB/s
DQ Read 381
DQ Write 320
DQ Mixed 299
238% 333 MB/s
256GB free (System drive)
Firmware: 2P00
SusWrite @10s intervals: 417 325 338 342 341 344 MB/s
Read 376
Write 420
Mixed 362
SusWrite 351
85% 377 MB/s
4K Read 23.2
4K Write 60.4
4K Mixed 28.2
103% 37.3 MB/s
DQ Read 222
DQ Write 250
DQ Mixed 174
148% 216 MB/s
215GB free (System drive)
Firmware: 2P00
SusWrite @10s intervals: 294 346 393 343 387 346 MB/s
Read 356
Write 382
Mixed 325
SusWrite 352
80% 354 MB/s
4K Read 21.6
4K Write 62.7
4K Mixed 26.9
100% 37.1 MB/s
DQ Read 254
DQ Write 226
DQ Mixed 155
139% 212 MB/s
72 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,547,042 SSDs tested.

Typical hynix SC300B 512GB Builds (Compare 1,018 builds) See popular component choices, score breakdowns and rankings.
Gaming 28%
Desktop 52%
Workstation 63%

Motherboard: Dell Precision Tower 7910

EDIT WITH CUSTOM PC BUILDER Value: 7% - Terrible Total price: $820

Popular hynix SC300B 512GB compatible motherboards:



UserBenchmark of the month

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  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
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  • - See speed test results from other users.
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