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Nvme

KBG40ZNS512G KIOXIA 512GB

KBG40ZNS512G KIOXIA 512GB
BENCHMARKS (4,729)
MKT (0%)
BUILDS
(1)

Effective Speed -246%Effective Speed -246%Average Score -268%Read -294%, Write -429%, 4K Read -105%, 4K Write -77%, Mixed -262%, 4K Mixed -89%, SusWrite -617%Peak Score -305%Read -289%, Write -351%, 4K Read -245%, 4K Write -87%, Mixed -262%, 4K Mixed -167%, SusWrite -731%Value & Sentiment -591%User Rating -37%, Market Share -1,144%Nice To Haves -154%DQ Read -79%, DQ Write -134%, DQ Mixed -209%, ADQ Read -117%, ADQ Write -231%, ADQ Mixed -180%, Age -158%, AS-SSD Total -124%

Average Bench: 158% (154^th of 1080)

Based on 4,729 user benchmarks. Model: NVMe KBG40ZNS512G NVMe KIOXIA 512GB

Poor: 89%Average: 158% Great: 229%

Popular builds with this SSD

Outstanding average bench

The Nvme KBG40ZNS512G KIOXIA 512GB averaged 57.6% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme KBG40ZNS512G KIOXIA 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 531MB/s

Avg. 4K-64Thread Read Speed 787MB/s

See where your SSD ranks →

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme KBG40ZNS512G KIOXIA 512GB is 140%. This is a particularly wide range which indicates that the Nvme KBG40ZNS512G KIOXIA 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 440MB/s

Avg. 4K-64Thread Write Speed 380MB/s

Average Bench

(Based on 4,729 samples)

Rank 154158%

Min	Avg	Max
550	Read 1,063	1,523
250	Write 879	1,425
284	Mixed 892	1,288
216	SusWrite 440	550
183% 819 MB/s

Min	Avg	Max
16.1	4K Read 43.4	55.7
37.4	4K Write 117	203
24.4	4K Mixed 58.4	81.9
202% 72.8 MB/s

Min	Avg	Max
292	DQ Read 787	1,293
117	DQ Write 380	812
119	DQ Mixed 531	679
408% 566 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

CZE-User, 5 days ago.

338GB free (System drive)

Firmware: 10410106 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 406 333 269 290 262 82 MB/s

134% Outstanding

Write 471

Mixed 924

SusWrite 274

149% 671 MB/s

4K Read 42.7

4K Write 86.3

4K Mixed 52.8

178% 60.6 MB/s

DQ Read 728

DQ Write 232

DQ Mixed 41.3

145% 334 MB/s

USA-User, 1 day ago.

227GB free (System drive)

Firmware: 10410106 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 479 343 394 461 337 268 MB/s

133% Outstanding

Write 786

Mixed 826

SusWrite 380

165% 738 MB/s

4K Read 31.3

4K Write 88

4K Mixed 49.6

158% 56.3 MB/s

DQ Read 702

DQ Write 281

DQ Mixed 516

376% 500 MB/s

USA-User, 13 days ago.

143GB free (System drive)

Firmware: 10410106 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 308 101 69 463 295 285 MB/s

113% Outstanding

Write 330

Mixed 724

SusWrite 254

122% 549 MB/s

4K Read 18.8

4K Write 87.1

4K Mixed 55.2

145% 53.7 MB/s

DQ Read 618

DQ Write 67.9

DQ Mixed 368

262% 351 MB/s

IND-User, 4 days ago.

34GB free (System drive)

Firmware: 10410106 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 62 74 36 31 28 17 MB/s

66.5% Good

Write 65.9

Mixed 114

SusWrite 41.4

46% 218 MB/s

4K Read 19.7

4K Write 38.1

4K Mixed 20.9

77% 26.2 MB/s

DQ Read 577

DQ Write 71.5

DQ Mixed 83.6

122% 244 MB/s

4,729 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 77,137,077 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 KBG40ZNS512G KIOXIA 512GB Builds (Compare 10,526 builds) See popular component choices, score breakdowns and rankings

Gaming 124%

UFO

Desktop 99%

Nuclear submarine

Workstation 123%

UFO

System: Dell XPS 8940

CPU
Core i7-11700Intel $222Bench 98%, 20,430 samples	4,587x
Core i7-10700Intel $295Bench 93%, 71,010 samples	1,919x
Core i5-11400Intel $115Bench 94%, 24,459 samples	1,188x

GPU
RTX 3060-TiNvidia $340Bench 128%, 442,467 samples	2,506x
UHD Graphics 750IntelBench 7%, 15,464 samples	1,110x
RTX 3060Nvidia $255Bench 100%, 447,556 samples	1,022x

SSD
KBG40ZNS512G KIOXIA 512GBNvmeBench 158%, 4,729 samples	657x

RAM
HMAA1GU6CJR6N-XN 2x8GBUnknownBench 65%, 1,864 samples	667x
M378A2G43AB3-CWE 2x16GBUnknownBench 79%, 764 samples	552x
M378A1G44AB0-CWE 2x8GBUnknownBench 63%, 886 samples	406x

EDIT WITH CUSTOM PC BUILDER

Value: 95% - Outstanding

Total price: $562

Popular KBG40ZNS512G KIOXIA 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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How it works

- 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
- SkillBench (space shooter) tests user input accuracy
- Reports are generated and presented on userbenchmark.com
- Identify the strongest components in your PC
- See speed test results from other users
- Compare your components to the current market leaders
- Explore your best upgrade options with a virtual PC build
- Compare your in-game FPS to other users with your hardware

Solid State Drive Rankings (Price vs Performance) October 2024 SSD Rankings

Welcome to our 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.
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.

1080 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 i5-12600K $164	Nvidia RTX 4060 $299	WD Black SN850X M.2 2TB $150
Intel Core i5-12400F $112	Nvidia RTX 4060-Ti $380	WD Black SN850X M.2 1TB $75
Intel Core i5-13600K $218	Nvidia RTX 4070 $500	Crucial T700 M.2 4TB $350

Nvme

KBG40ZNS512G KIOXIA 512GB