Nvme

PC401 SK hy 512GB

PC401 SK hy 512GB
BENCHMARKS (2,079)
MKT (0%)
BUILDS
(0)

Effective Speed +48% Effective Speed 48%Average Score +53% Read 143%, Write 66%, 4K Read 3%, 4K Write 0%, Mixed 107%, 4K Mixed -1%, SusWrite 50%Peak Score +90% Read 198%, Write 156%, 4K Read 4%, 4K Write 4%, Mixed 197%, 4K Mixed 9%, SusWrite 59%Value & Sentiment -868%User Rating -14%, Market Share -1,722%Nice To Haves +97% DQ Read 155%, DQ Write 124%, DQ Mixed 142%, ADQ Read 118%, ADQ Write 46%, ADQ Mixed 43%, Age 27%, AS-SSD Total 123%

Average Bench: 145% (160^th of 1072)

Based on 2,079 user benchmarks. Model: NVMe PC401 NVMe SK hy

Poor: 87%Average: 145% Great: 194%

Popular builds with this SSD

Outstanding average bench

The Nvme PC401 SK hy 512GB averaged 45.2% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme PC401 SK hy 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 372MB/s

Avg. 4K-64Thread Read Speed 710MB/s

See where your SSD ranks →

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme PC401 SK hy 512GB is 107%. This is a particularly wide range which indicates that the Nvme PC401 SK hy 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 445MB/s

Avg. 4K Random Write Speed 87.8MB/s

Average Bench

(Based on 2,079 samples)

Rank 160145%

Min	Avg	Max
587	Read 1,112	1,508
115	Write 674	1,243
175	Mixed 743	1,256
94.3	SusWrite 445	617
166% 743 MB/s

Min	Avg	Max
19.2	4K Read 35.2	44.7
38.5	4K Write 87.8	127
24	4K Mixed 44.5	63.4
157% 55.8 MB/s

Min	Avg	Max
183	DQ Read 710	937
103	DQ Write 423	803
131	DQ Mixed 372	802
329% 502 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest SSD (mainstream) averages a speed of 100%

CAN-User, 18 days ago.

238GB free (System drive)

Firmware: 80007E00 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 594 466 499 513 514 506 MB/s

175% Outstanding

Write 1,093

Mixed 1,251

SusWrite 516

237% 1,059 MB/s

4K Read 39.8

4K Write 87.5

4K Mixed 53.5

175% 60.3 MB/s

DQ Read 869

DQ Write 646

DQ Mixed 740

558% 752 MB/s

FRA-User, 9 days ago.

373GB free (System drive)

Firmware: 3E00 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 750 589 604 608 611 610 MB/s

154% Outstanding

Write 1050

Mixed 1,186

SusWrite 629

233% 1,041 MB/s

4K Read 33.3

4K Write 69.7

4K Mixed 42.2

141% 48.4 MB/s

DQ Read 528

DQ Write 353

DQ Mixed 452

334% 444 MB/s

GBR-User, 15 days ago.

425GB free (System drive)

Firmware: 80006E00 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 623 607 603 609 610 609 MB/s

141% Outstanding

Write 836

Mixed 887

SusWrite 610

187% 832 MB/s

4K Read 33.4

4K Write 71

4K Mixed 44.8

146% 49.7 MB/s

DQ Read 553

DQ Write 288

DQ Mixed 620

408% 487 MB/s

TUR-User, 1 month ago.

379GB free (System drive)

Firmware: 80003E00 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 674 595 600 602 602 602 MB/s

135% Outstanding

Write 948

Mixed 896

SusWrite 612

180% 794 MB/s

4K Read 19.3

4K Write 74.6

4K Mixed 46.9

129% 46.9 MB/s

DQ Read 709

DQ Write 539

DQ Mixed 624

467% 624 MB/s

PAK-User, 28 days ago.

83GB free (System drive)

Firmware: 6E00 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 167 144 133 124 121 114 MB/s

125% Outstanding

Write 129

Mixed 285

SusWrite 134

98% 459 MB/s

4K Read 34.1

4K Write 80.4

4K Mixed 37.5

142% 50.7 MB/s

DQ Read 788

DQ Write 197

DQ Mixed 227

236% 404 MB/s

PAK-User, 10 days ago.

118GB free (System drive)

Firmware: 80006E00 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 246 179 187 180 187 198 MB/s

118% Outstanding

Write 233

Mixed 359

SusWrite 196

109% 501 MB/s

4K Read 32.3

4K Write 69.6

4K Mixed 37

133% 46.3 MB/s

DQ Read 507

DQ Write 228

DQ Mixed 244

214% 326 MB/s

USA-User, 1 month ago.

59GB free (System drive)

Firmware: 80006E00 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 91 75 74 87 85 79 MB/s

91.2% Outstanding

Write 107

Mixed 154

SusWrite 81.9

85% 398 MB/s

4K Read 33

4K Write 71.4

4K Mixed 22

116% 42.1 MB/s

DQ Read 6.9

DQ Write 77.3

DQ Mixed 15.3

20% 33.2 MB/s

2,079 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,697,897 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 PC401 SK hy 512GB Builds (Compare 4,617 builds) See popular component choices, score breakdowns and rankings

Gaming 12%

Tree trunk

Desktop 69%

Battle cruiser

Workstation 11%

Tree trunk

System: Dell XPS 15 9570

CPU
Core i7-8750HIntelBench 70%, 442,631 samples	3,712x
Core i9-8950HKIntelBench 74%, 14,729 samples	636x
Core i5-8300HIntelBench 65%, 167,898 samples	269x

GPU
UHD Graphics 630IntelBench 5%, 506,702 samples	2,893x
GTX 1050-Ti (Mobile Max-Q)NvidiaBench 25%, 10,407 samples	1,591x
GTX 1050 (Mobile)NvidiaBench 23%, 160,694 samples	57x

SSD
PC401 SK hy 512GBNvmeBench 145%, 2,079 samples	1x

RAM
HMA81GS6CJR8N-VK 2x8GBUnknownBench 75%, 18,486 samples	772x
16ATF2G64HZ-2G6E1 2x16GBUnknownBench 79%, 7,078 samples	492x
8ATF1G64HZ-2G6E1 2x8GBUnknownBench 75%, 11,016 samples	388x

EDIT WITH CUSTOM PC BUILDER

Popular PC401 SK hy 512GB 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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- 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
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- Reports are generated and presented on userbenchmark.com
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- See speed test results from other users
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Solid State Drive Rankings (Price vs Performance) April 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]

Group Test Results

Best user rated - User sentiment trumps benchmarks for this comparison.
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Fastest real world speed - Real World Speed measures performance for typical consumers.

1072 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

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 »

CPU	GPU	SSD
Intel Core i5-13600K $273	Nvidia RTX 4060 $295	Crucial MX500 250GB $40
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $179	Nvidia RTX 4070 $539	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

Nvme

PC401 SK hy 512GB

Average Bench: 145% (160^th of 1072)

Popular builds with this SSD

Outstanding average bench

Strengths

Terrible consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell XPS 15 9570

Popular PC401 SK hy 512GB systems:

UserBenchmark of the month

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Group Test Results

Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

Nvme

PC401 SK hy 512GB

Average Bench: 145% (160th of 1072)

Popular builds with this SSD

Outstanding average bench

Strengths

Terrible consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell XPS 15 9570

Popular PC401 SK hy 512GB systems:

UserBenchmark of the month

How it works

Group Test Results

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Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

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Average Bench: 145% (160^th of 1072)