Average Bench: 165% (122nd of 1058)

Based on 3,594 user benchmarks.  Model: NVMe KBG40ZNS512G NVMe KIOXIA 512GB

Outstanding average bench

The Nvme KBG40ZNS512G KIOXIA 512GB averaged 65.2% 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 576MB/s
Avg. 4K-64Thread Read Speed 821MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme KBG40ZNS512G KIOXIA 512GB is 87.1%. 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 472MB/s
Avg. 4K-64Thread Write Speed 380MB/s
ADVERTISEMENT

Average Bench

(Based on 3,594 samples)
Min Avg Max
683 Read 1,092 1,502
395 Write 968 1,388
582 Mixed 954 1,251
348 SusWrite 472 549
195% 871 MB/s
Min Avg Max
28.5 4K Read 45.9 54.8
60.8 4K Write 121 165
39.3 4K Mixed 62.2 75.3
213% 76.3 MB/s
Min Avg Max
442 DQ Read 821 1,133
165 DQ Write 380 727
229 DQ Mixed 576 687
434% 592 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
371GB free (System drive)
Firmware: 10410104 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1034 770 365 367 358 369 MB/s
Read 1,493
Write 1,206
Mixed 1,266
SusWrite 544
252% 1,127 MB/s
4K Read 52.7
4K Write 140
4K Mixed 71.6
246% 88.2 MB/s
DQ Read 948
DQ Write 642
DQ Mixed 681
539% 757 MB/s
297GB free (System drive)
Firmware: 10410106 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 614 653 556 368 370 368 MB/s
Read 1,136
Write 1,060
Mixed 1,012
SusWrite 488
207% 924 MB/s
4K Read 46.1
4K Write 118
4K Mixed 61.6
211% 75.2 MB/s
DQ Read 966
DQ Write 313
DQ Mixed 553
431% 611 MB/s
380GB free (System drive)
Firmware: 10410106 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 630 644 535 357 357 367 MB/s
Read 1,126
Write 844
Mixed 930
SusWrite 482
189% 846 MB/s
4K Read 51
4K Write 112
4K Mixed 61.1
215% 74.7 MB/s
DQ Read 576
DQ Write 241
DQ Mixed 463
329% 427 MB/s
177GB free (System drive)
Firmware: 10410105 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 463 448 456 483 352 347 MB/s
Read 1,038
Write 957
Mixed 848
SusWrite 425
183% 817 MB/s
4K Read 47.1
4K Write 119
4K Mixed 63.8
216% 76.7 MB/s
DQ Read 679
DQ Write 367
DQ Mixed 611
431% 553 MB/s
375GB free (System drive)
Firmware: 10410106 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 479 476 483 430 375 373 MB/s
Read 708
Write 482
Mixed 621
SusWrite 436
126% 562 MB/s
4K Read 42.7
4K Write 150
4K Mixed 70.1
234% 87.5 MB/s
DQ Read 840
DQ Write 452
DQ Mixed 672
492% 654 MB/s
164GB free (System drive)
Firmware: 10410106 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 461 382 447 452 322 310 MB/s
Read 882
Write 681
Mixed 708
SusWrite 396
149% 667 MB/s
4K Read 31.8
4K Write 54
4K Mixed 37.7
125% 41.2 MB/s
DQ Read 316
DQ Write 181
DQ Mixed 282
201% 259 MB/s
45GB free (System drive)
Firmware: 10410105 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 193 60 36 57 87 36 MB/s
Read 928
Write 122
Mixed 193
SusWrite 78.4
71% 330 MB/s
4K Read 36.8
4K Write 68.8
4K Mixed 37.3
140% 47.6 MB/s
DQ Read 308
DQ Write 116
DQ Mixed 114
110% 180 MB/s
45GB free (System drive)
Firmware: 10410105 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 94 43 42 44 32 24 MB/s
Read 888
Write 48.8
Mixed 99.6
SusWrite 46.5
57% 271 MB/s
4K Read 35.9
4K Write 46.7
4K Mixed 37.2
127% 39.9 MB/s
DQ Read 320
DQ Write 33.2
DQ Mixed 90
88% 148 MB/s
3,594 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 51,170,732 SSDs tested.

Typical KBG40ZNS512G KIOXIA 512GB Builds (Compare 1,901 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 17%
Surfboard
Desktop
Desktop 80%
Battleship
Workstation
Workstation 15%
Surfboard

System: Dell Inspiron 5502

EDIT WITH CUSTOM PC BUILDER

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 freeware 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 upgrades.

UserBenchmark of the month

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) January 2022 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]

ADVERTISEMENT

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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-12600K $295Nvidia RTX 3060-Ti $400Crucial MX500 250GB $50
Intel Core i5-12400F $184Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i5-11600K $245Nvidia RTX 3080 $700Samsung 850 Evo 120GB $200
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $63SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $74SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $470SanDisk Ultra Fit 32GB $16
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback