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Pc401

NVMe SK hynix 256GB

▲ 501 ▼

Release date ≈ Q4 2017.

Average Bench: 118% (192nd of 1071)

Based on 9,137 user benchmarks.  Model: PC401 NVMe SK hynix 256GB
Poor: 68%Average: 118% Great: 167%

Popular builds with this SSD

Outstanding average bench

The Pc401 NVMe SK hynix 256GB averaged 18.5% 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 251MB/s
Avg. Sequential Read Speed 946MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Pc401 NVMe SK hynix 256GB is 99.4%. 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 212MB/s
Avg. Sequential Write Speed 335MB/s
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Average Bench

(Based on 9,137 samples)
Rank 192118%
Min Avg Max
470 Read 946 1,279
67.6 Write 335 722
118 Mixed 504 1,031
56.3 SusWrite 212 328
110% 499 MB/s
Min Avg Max
19.4 4K Read 40.6 49.4
42.7 4K Write 94.8 143
18.8 4K Mixed 42.4 66.6
166% 59.3 MB/s
Min Avg Max
241 DQ Read 487 603
77.5 DQ Write 284 717
100 DQ Mixed 251 594
223% 341 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
86GB free (System drive)
Firmware: 80007E00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 38 38 32 32 30 34 MB/s
424% Outstanding
Read 5,451
Write 38.5
Mixed 72.3
SusWrite 33.9
290% 1,399 MB/s
4K Read 503
4K Write 2.5
4K Mixed 4.5
770% 170 MB/s
176GB free (System drive)
Firmware: 80006E00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 318 346 311 310 311 310 MB/s
172% Outstanding
Read 1307
Write 779
Mixed 1,036
SusWrite 318
191% 860 MB/s
4K Read 49.7
4K Write 143
4K Mixed 68.4
238% 86.9 MB/s
DQ Read 603
DQ Write 597
DQ Mixed 286
301% 495 MB/s
178GB free (System drive)
Firmware: 80007E00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 402 314 314 314 315 315 MB/s
152% Outstanding
Read 1,199
Write 680
Mixed 1,016
SusWrite 329
180% 806 MB/s
4K Read 39.8
4K Write 93.8
4K Mixed 54.4
180% 62.7 MB/s
DQ Read 602
DQ Write 653
DQ Mixed 293
313% 516 MB/s
160GB free (System drive)
Firmware: 80003E00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 258 271 262 256 264 266 MB/s
132% Outstanding
Read 1,110
Write 516
Mixed 715
SusWrite 263
144% 651 MB/s
4K Read 40.6
4K Write 100
4K Mixed 46.7
174% 62.5 MB/s
DQ Read 479
DQ Write 329
DQ Mixed 276
241% 361 MB/s
108GB free
Firmware: 80003E00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 276 309 265 261 266 224 MB/s
119% Outstanding
Read 848
Write 554
Mixed 847
SusWrite 267
141% 629 MB/s
4K Read 30.2
4K Write 75.2
4K Mixed 45
143% 50.1 MB/s
DQ Read 600
DQ Write 487
DQ Mixed 618
442% 568 MB/s
16GB free (System drive)
Firmware: 80002E00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 72 61 90 244 185 164 MB/s
88.5% Excellent
Read 865
Write 75.3
Mixed 134
SusWrite 136
65% 302 MB/s
4K Read 31.1
4K Write 48.9
4K Mixed 29
110% 36.3 MB/s
DQ Read 458
DQ Write 79.2
DQ Mixed 115
124% 218 MB/s
13GB free (System drive)
Firmware: 80006E00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 55 47 45 44 40 43 MB/s
66.1% Good
Read 638
Write 77
Mixed 118
SusWrite 45.9
47% 220 MB/s
4K Read 27
4K Write 42.4
4K Mixed 21.8
91% 30.4 MB/s
DQ Read 398
DQ Write 62.9
DQ Mixed 96.8
105% 186 MB/s
9,137 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,893,414 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 NVMe SK hynix 256GB Builds (Compare 5,212 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 91%
Nuclear submarine
Desktop
Desktop 90%
Nuclear submarine
Workstation
Workstation 83%
Aircraft carrier

System: Alienware Aurora R7

CPU
Core i7-8700Intel  $200Bench 87%, 349,567 samples2,866x
Core i7-8700KIntel  $193Bench 88%, 746,287 samples1,397x
Core i5-8400Intel  $127Bench 82%, 312,220 samples775x
GPU
GTX 1080Nvidia  $195Bench 102%, 1,082,454 samples1,306x
GTX 1070Nvidia  $132Bench 80%, 1,459,281 samples1,043x
GTX 1080-TiNvidia  $485Bench 124%, 840,268 samples665x
SSD
NVMe SK hynix 256GBPc401Bench 118%, 9,137 samples1x
RAM
8ATF1G64AZ-2G6H1 2x8GBUnknownBench 78%, 8,965 samples554x
8ATF1G64AZ-2G6E1 2x8GBUnknownBench 80%, 9,471 samples551x
HMA81GU6CJR8N-VK 2x8GBUnknownBench 80%, 6,858 samples496x
EDIT WITH CUSTOM PC BUILDER Value: 110% - Outstanding Total price: $395

Popular NVMe SK hynix 256GB systems:

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

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  • - 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
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Solid State Drive Rankings (Price vs Performance) May 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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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 $273Nvidia RTX 4060 $280Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $168Nvidia RTX 4070 $490Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $39SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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