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Amd-raid

SK hynix PC401 H 256GB

▲ 500 ▼

Release date ≈ Q3 2018.

Average Bench: 103% (245th of 1074)

Based on 5 user benchmarks.  Model: AMD-RAID SK hynix PC401 H
Poor: 81%Average: 103% Great: 123%

Outstanding average bench

The Amd-raid SK hynix PC401 H 256GB averaged 3.3% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Amd-raid SK hynix PC401 H 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 154MB/s
Avg. Sequential Read Speed 932MB/s

Unknown consistency

There are too few samples to reasonably determine how consistently this SSD perfroms. This result should be interpreted with caution.

Weaknesses

Avg. Sustained Write Speed 233MB/s
Avg. 4K-64Thread Read Speed 147MB/s
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Average Bench

(Based on 5 samples)
Rank 245103%
Min Avg Max
652 Read 932 1123
215 Write 426 753
308 Mixed 583 845
140 SusWrite 233 320
120% 544 MB/s
Min Avg Max
17.2 4K Read 26.7 33.5
47.9 4K Write 86.5 119
24.8 4K Mixed 36 45.6
132% 49.7 MB/s
Min Avg Max
126 DQ Read 147 162
170 DQ Write 349 561
108 DQ Mixed 154 254
144% 217 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
166GB free (System drive)
Firmware: 8000
SusWrite @10s intervals: 217 195 189 184 179 193 MB/s
123% Outstanding
Read 1123
Write 511
Mixed 785
SusWrite 193
144% 653 MB/s
4K Read 33.5
4K Write 99.8
4K Mixed 45.6
162% 59.6 MB/s
DQ Read 162
DQ Write 561
DQ Mixed 120
162% 281 MB/s
202GB free (System drive)
Firmware: 8000
SusWrite @10s intervals: 334 308 313 311 314 312 MB/s
117% Outstanding
Read 961
Write 753
Mixed 845
SusWrite 315
161% 719 MB/s
4K Read 27.7
4K Write 75.2
4K Mixed 45.4
140% 49.4 MB/s
DQ Read 160
DQ Write 524
DQ Mixed 179
184% 288 MB/s
82GB free (System drive)
Firmware: 8000
SusWrite @10s intervals: 154 153 136 114 144 139 MB/s
100% Outstanding
Read 986
Write 231
Mixed 316
SusWrite 140
91% 418 MB/s
4K Read 28.3
4K Write 119
4K Mixed 32.5
147% 59.9 MB/s
DQ Read 126
DQ Write 218
DQ Mixed 110
101% 152 MB/s
150GB free (System drive)
Firmware: 8000
SusWrite @10s intervals: 191 224 214 184 186 177 MB/s
95.4% Outstanding
Read 939
Write 215
Mixed 308
SusWrite 196
90% 415 MB/s
4K Read 27
4K Write 90.5
4K Mixed 31.5
129% 49.7 MB/s
DQ Read 127
DQ Write 170
DQ Mixed 108
93% 135 MB/s
237GB free
Firmware: 8000
SusWrite @10s intervals: 427 305 303 297 292 298 MB/s
81.2% Excellent
Read 652
Write 420
Mixed 660
SusWrite 320
115% 513 MB/s
4K Read 17.2
4K Write 47.9
4K Mixed 24.8
83% 30 MB/s
DQ Read 162
DQ Write 272
DQ Mixed 254
182% 230 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 76,007,189 SSDs tested

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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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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?
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What is queue depth?
Solid State Drives
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Can CPU power saving states (C1,C2,C3) impact SSD speed?
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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-12600K $175Nvidia RTX 4060 $293Crucial MX500 250GB $39
Intel Core i5-12400F $124Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-13600K $260Nvidia RTX 4070 $549Samsung 870 Evo 250GB $45
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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