Average Bench: 119% (179th of 1058)

Based on 6,450 user benchmarks.  Model: PC401 NVMe SK hynix 256GB

Outstanding average bench

The Pc401 NVMe SK hynix 256GB averaged 18.7% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Pc401 NVMe SK hynix 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 252MB/s
Avg. Sequential Read Speed 966MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Pc401 NVMe SK hynix 256GB is 95.4%. This is a particularly wide range which indicates that the Pc401 NVMe SK hynix 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 203MB/s
Avg. Sequential Write Speed 309MB/s
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Average Bench

(Based on 6,450 samples)
Min Avg Max
485 Read 966 1,276
69.7 Write 309 727
117 Mixed 482 1,026
53.8 SusWrite 203 331
108% 490 MB/s
Min Avg Max
22.9 4K Read 41.6 49.3
44.7 4K Write 94.3 142
20.9 4K Mixed 42.3 67.9
167% 59.4 MB/s
Min Avg Max
256 DQ Read 486 603
73.1 DQ Write 273 735
76.5 DQ Mixed 252 635
222% 337 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
160GB free (System drive)
Firmware: 80003E00 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 244 260 267 258 252 268 MB/s
Read 1,194
Write 606
Mixed 640
SusWrite 258
149% 675 MB/s
4K Read 40.2
4K Write 107
4K Mixed 53
186% 66.8 MB/s
DQ Read 551
DQ Write 315
DQ Mixed 299
259% 388 MB/s
44GB free (System drive)
Firmware: 80006E00 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 243 176 173 158 149 153 MB/s
Read 1,024
Write 202
Mixed 237
SusWrite 175
89% 410 MB/s
4K Read 45.9
4K Write 131
4K Mixed 49.7
203% 75.6 MB/s
DQ Read 480
DQ Write 183
DQ Mixed 194
180% 286 MB/s
74GB free (System drive)
Firmware: 80002E00 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 170 145 123 136 128 120 MB/s
Read 1,169
Write 246
Mixed 512
SusWrite 137
112% 516 MB/s
4K Read 37.8
4K Write 114
4K Mixed 46.1
177% 66 MB/s
DQ Read 493
DQ Write 280
DQ Mixed 309
251% 361 MB/s
12GB free (System drive)
Firmware: 80006E00 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 89 64 63 67 68 64 MB/s
Read 925
Write 108
Mixed 198
SusWrite 69.2
70% 325 MB/s
4K Read 31.4
4K Write 74.4
4K Mixed 30.2
126% 45.3 MB/s
DQ Read 471
DQ Write 102
DQ Mixed 134
138% 236 MB/s
25GB free (System drive)
Firmware: 80006E00 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 67 77 76 64 58 62 MB/s
Read 774
Write 58.3
Mixed 127
SusWrite 67.2
55% 257 MB/s
4K Read 33.5
4K Write 60.6
4K Mixed 28.5
119% 40.9 MB/s
DQ Read 420
DQ Write 95.9
DQ Mixed 99.2
114% 205 MB/s
19GB free (System drive)
Firmware: 80006E00 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 45 39 39 39 38 38 MB/s
Read 781
Write 49.5
Mixed 83.9
SusWrite 39.7
50% 239 MB/s
4K Read 33.7
4K Write 43
4K Mixed 24.3
105% 33.7 MB/s
DQ Read 472
DQ Write 43.5
DQ Mixed 90
108% 202 MB/s
41GB free (System drive)
Firmware: 80007E00 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 73 84 83 72 88 73 MB/s
Read 434
Write 74.9
Mixed 130
SusWrite 78.9
39% 179 MB/s
4K Read 26.1
4K Write 58.1
4K Mixed 21.7
98% 35.3 MB/s
DQ Read 471
DQ Write 91.4
DQ Mixed 129
134% 230 MB/s
6,450 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 42,955,292 SSDs tested.

Typical NVMe SK hynix 256GB Builds (Compare 6,308 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 96%
Nuclear submarine
Desktop
Desktop 92%
Nuclear submarine
Workstation
Workstation 87%
Aircraft carrier

System: Alienware Aurora R7

EDIT WITH CUSTOM PC BUILDER Value: 68% - Good Total price: $750

Popular NVMe SK hynix 256GB systems:

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Solid State Drive Rankings (Price vs Performance) May 2021 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

1058 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

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