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Nvme

KBG40ZNV512G KIOXIA 512GB

▲ 500 ▼

Release date ≈ Q4 2020.

Average Bench: 164% (138th of 1072)

Based on 1,280 user benchmarks.  Model: NVMe KBG40ZNV512G KIOXIA
Poor: 120%Average: 164% Great: 222%

Popular builds with this SSD

Outstanding average bench

The Nvme KBG40ZNV512G KIOXIA 512GB averaged 63.9% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme KBG40ZNV512G KIOXIA 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 580MB/s
Avg. 4K-64Thread Read Speed 827MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme KBG40ZNV512G KIOXIA 512GB is 101%. This is a particularly wide range which indicates that the Nvme KBG40ZNV512G KIOXIA 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 481MB/s
Avg. 4K-64Thread Write Speed 377MB/s
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Average Bench

(Based on 1,280 samples)
Rank 138164%
Min Avg Max
754 Read 1,107 1,532
614 Write 987 1,399
682 Mixed 964 1,280
397 SusWrite 481 551
198% 885 MB/s
Min Avg Max
28.3 4K Read 44.7 55.8
69.1 4K Write 115 180
36.8 4K Mixed 59.5 75.9
205% 73.1 MB/s
Min Avg Max
408 DQ Read 827 1,257
203 DQ Write 377 775
322 DQ Mixed 580 684
436% 595 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
193GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1006 810 361 364 360 369 MB/s
204% Outstanding
Read 1,486
Write 1,434
Mixed 1,192
SusWrite 545
261% 1,164 MB/s
4K Read 47.4
4K Write 152
4K Mixed 67.4
239% 89.1 MB/s
DQ Read 1030
DQ Write 648
DQ Mixed 644
532% 774 MB/s
147GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 696 847 376 322 332 336 MB/s
163% Outstanding
Read 1,144
Write 1,183
Mixed 894
SusWrite 485
208% 926 MB/s
4K Read 35
4K Write 105
4K Mixed 47
169% 62.4 MB/s
DQ Read 944
DQ Write 684
DQ Mixed 629
520% 752 MB/s
92GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 375 576 477 172 98 55 MB/s
138% Outstanding
Read 1,094
Write 857
Mixed 940
SusWrite 292
178% 796 MB/s
4K Read 43
4K Write 92.3
4K Mixed 53.2
182% 62.8 MB/s
DQ Read 603
DQ Write 269
DQ Mixed 532
369% 468 MB/s
269GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 285 410 425 474 368 364 MB/s
109% Outstanding
Read 858
Write 399
Mixed 745
SusWrite 388
133% 597 MB/s
4K Read 31.7
4K Write 56
4K Mixed 32
119% 39.9 MB/s
DQ Read 473
DQ Write 191
DQ Mixed 347
253% 337 MB/s
165GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 359 398 357 399 361 318 MB/s
62.4% Good
Read 384
Write 57.9
Mixed 465
SusWrite 365
71% 318 MB/s
4K Read 20.6
4K Write 21.3
4K Mixed 17.5
65% 19.8 MB/s
DQ Read 157
DQ Write 61.5
DQ Mixed 95.2
74% 104 MB/s
1,280 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,889,459 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 KBG40ZNV512G KIOXIA 512GB Builds (Compare 1,937 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 17%
Surfboard
Desktop
Desktop 77%
Battleship
Workstation
Workstation 16%
Surfboard

System: HP Pavilion Laptop 15-eg0xxx

CPU
Core i5-1135G7IntelBench 69%, 36,962 samples1,019x
Core i7-1165G7IntelBench 66%, 51,565 samples859x
Core i3-1115G4IntelBench 51%, 18,815 samples34x
GPU
Iris XeIntelBench 14%, 144,774 samples1,725x
GeForce MX450NvidiaBench 29%, 1,913 samples86x
GeForce MX350NvidiaBench 18%, 3,277 samples67x
SSD
KBG40ZNV512G KIOXIA 512GBNvmeBench 164%, 1,280 samples226x
RAM
M471A5244CB0-CWE 2x4GBSamsungBench 72%, 26,749 samples279x
NT8GA64D88CX3S-JR 2x8GBNanyaBench 84%, 2,935 samples274x
4ATF1G64HZ-3G2E2 2x8GBMicronBench 71%, 19,121 samples113x
EDIT WITH CUSTOM PC BUILDER

Popular KBG40ZNV512G 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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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) 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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Speed Comparisons

vs Crucial MX500 250GB
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vs Samsung 850 Pro 512GB
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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 $273Nvidia RTX 4060 $289Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $168Nvidia RTX 4070 $550Samsung 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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