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Nvme

KBG50ZNS512G KIOXIA 512GB

▲ 500 ▼

Release date ≈ Q1 2022.

Average Bench: 177% (126th of 1072)

Based on 1,621 user benchmarks.  Model: NVMe KBG50ZNS512G NVMe KIOXIA 512GB
Poor: 100%Average: 177% Great: 270%

Popular builds with this SSD

Outstanding average bench

The Nvme KBG50ZNS512G KIOXIA 512GB averaged 76.5% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme KBG50ZNS512G KIOXIA 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 479MB/s
Avg. Sequential Read Speed 1,546MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme KBG50ZNS512G KIOXIA 512GB is 170%. This is a particularly wide range which indicates that the Nvme KBG50ZNS512G KIOXIA 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 551MB/s
Avg. 4K Random Write Speed 89.1MB/s
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Average Bench

(Based on 1,621 samples)
Rank 126177%
Min Avg Max
787 Read 1,546 2,359
494 Write 1,133 2,021
529 Mixed 1,003 1,571
367 SusWrite 551 702
236% 1,058 MB/s
Min Avg Max
22.8 4K Read 50.4 66.8
24.1 4K Write 89.1 174
21.2 4K Mixed 55 91
194% 64.8 MB/s
Min Avg Max
235 DQ Read 634 1,237
106 DQ Write 327 900
171 DQ Mixed 479 1,024
356% 480 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
296GB free (System drive)
Firmware: 11200108 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1535 895 412 417 414 421 MB/s
209% Outstanding
Read 1,729
Write 1,361
Mixed 1,249
SusWrite 682
280% 1,255 MB/s
4K Read 50.5
4K Write 102
4K Mixed 64.2
213% 72.2 MB/s
DQ Read 1,089
DQ Write 360
DQ Mixed 738
541% 729 MB/s
476GB free
Firmware: 11200108 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1610 769 360 401 359 433 MB/s
201% Outstanding
Read 2,053
Write 1,951
Mixed 1527
SusWrite 655
346% 1,546 MB/s
4K Read 48.7
4K Write 95.2
4K Mixed 60.1
201% 68 MB/s
DQ Read 408
DQ Write 313
DQ Mixed 342
261% 354 MB/s
321GB free (System drive)
Firmware: 11200108 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 664 721 627 571 326 330 MB/s
181% Outstanding
Read 1,739
Write 1,100
Mixed 925
SusWrite 540
239% 1,076 MB/s
4K Read 48.4
4K Write 90.8
4K Mixed 61.4
200% 66.9 MB/s
DQ Read 513
DQ Write 194
DQ Mixed 347
258% 351 MB/s
393GB free (System drive)
Firmware: 11200108 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 640 759 647 391 372 314 MB/s
153% Outstanding
Read 1,413
Write 1,012
Mixed 1,000
SusWrite 520
220% 986 MB/s
4K Read 41
4K Write 55.2
4K Mixed 46.3
151% 47.5 MB/s
DQ Read 515
DQ Write 292
DQ Mixed 400
299% 403 MB/s
324GB free (System drive)
Firmware: 11200108 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 744 675 635 430 385 382 MB/s
145% Outstanding
Read 1,077
Write 940
Mixed 807
SusWrite 542
188% 841 MB/s
4K Read 37.8
4K Write 88.8
4K Mixed 45.4
162% 57.3 MB/s
DQ Read 592
DQ Write 251
DQ Mixed 376
291% 406 MB/s
216GB free (System drive)
Firmware: 11200108 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 466 464 295 249 362 392 MB/s
97.8% Outstanding
Read 685
Write 963
Mixed 436
SusWrite 371
138% 614 MB/s
4K Read 36.3
4K Write 44.8
4K Mixed 25.6
112% 35.6 MB/s
DQ Read 474
DQ Write 168
DQ Mixed 262
209% 302 MB/s
1,621 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,649,463 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 KBG50ZNS512G KIOXIA 512GB Builds (Compare 455 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 16%
Surfboard
Desktop
Desktop 74%
Battleship
Workstation
Workstation 15%
Surfboard

System: Dell Inspiron 14 7420 2-in-1

CPU
Core i7-1255UIntelBench 65%, 11,564 samples308x
Core i5-1235UIntelBench 60%, 8,532 samples129x
Core i3-1215UIntelBench 65%, 3,625 samples18x
GPU
Iris Xe GraphicsIntelBench 13%, 18,007 samples395x
UHD GraphicsIntelBench 12%, 3,470 samples32x
UHD GraphicsIntelBench 10%, 2,559 samples18x
SSD
KBG50ZNS512G KIOXIA 512GBNvmeBench 177%, 1,621 samples95x
RAM
HMAA1GS6CJR6N-XN 2x8GBUnknownBench 65%, 26,875 samples101x
M471A1G44BB0-CWE 2x8GBSamsungBench 64%, 6,868 samples60x
4ATF1G64HZ-3G2E2 2x8GBUnknownBench 71%, 3,640 samples46x
EDIT WITH CUSTOM PC BUILDER

Popular KBG50ZNS512G 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.

UserBenchmark of the month

Gaming Desktop ProGaming

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) 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]

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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

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Speed Comparisons

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
vs Samsung 870 Evo 250GB
vs Samsung 850 Pro 512GB
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vs HyperX Savage 240GB
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vs Samsung 850 Evo 1TB

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 »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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