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Nvme

KBG40ZNS1T02 KIOXIA 1024GB

▲ 500 ▼

Release date ≈ Q2 2021.

Average Bench: 190% (109th of 1071)

Based on 226 user benchmarks.  Model: NVMe KBG40ZNS1T02 NVMe KIOXIA 1024GB
Poor: 141%Average: 190% Great: 254%

Popular builds with this SSD

Outstanding average bench

The Nvme KBG40ZNS1T02 KIOXIA 1024GB averaged 89.9% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme KBG40ZNS1T02 KIOXIA 1024GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 721MB/s
Avg. 4K-64Thread Read Speed 910MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme KBG40ZNS1T02 KIOXIA 1024GB is 114%. This is a particularly wide range which indicates that the Nvme KBG40ZNS1T02 KIOXIA 1024GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 646MB/s
Avg. 4K-64Thread Write Speed 427MB/s
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Average Bench

(Based on 226 samples)
Rank 109190%
Min Avg Max
834 Read 1,212 1,574
722 Write 1,154 1,672
785 Mixed 1,164 1,543
472 SusWrite 646 777
235% 1,044 MB/s
Min Avg Max
31.8 4K Read 48.3 56.9
81.6 4K Write 137 219
44.8 4K Mixed 68.1 88.5
233% 84.5 MB/s
Min Avg Max
505 DQ Read 910 1,340
237 DQ Write 427 865
243 DQ Mixed 721 888
521% 686 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
416GB free (System drive)
Firmware: 10410106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1208 857 635 644 649 646 MB/s
251% Outstanding
Read 1568
Write 1,650
Mixed 1,346
SusWrite 773
300% 1,334 MB/s
4K Read 59.2
4K Write 201
4K Mixed 85.4
305% 115 MB/s
DQ Read 1,255
DQ Write 859
DQ Mixed 845
688% 986 MB/s
641GB free (System drive)
Firmware: 10410106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1167 791 601 647 633 636 MB/s
235% Outstanding
Read 1,507
Write 1,657
Mixed 1,459
SusWrite 746
302% 1,342 MB/s
4K Read 57.9
4K Write 201
4K Mixed 87.5
306% 115 MB/s
DQ Read 1,388
DQ Write 160
DQ Mixed 508
439% 686 MB/s
717GB free (System drive)
Firmware: 10410106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 946 935 575 610 613 626 MB/s
196% Outstanding
Read 1,302
Write 1,157
Mixed 1,150
SusWrite 717
243% 1,082 MB/s
4K Read 48.9
4K Write 120
4K Mixed 66.7
223% 78.4 MB/s
DQ Read 1,036
DQ Write 355
DQ Mixed 784
556% 725 MB/s
489GB free (System drive)
Firmware: 10410106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 314 552 663 578 584 594 MB/s
148% Outstanding
Read 996
Write 768
Mixed 977
SusWrite 548
185% 822 MB/s
4K Read 39.3
4K Write 86.5
4K Mixed 54.3
175% 60 MB/s
DQ Read 631
DQ Write 285
DQ Mixed 407
315% 441 MB/s
138GB free (System drive)
Firmware: 10410106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 279 468 334 572 481 481 MB/s
113% Outstanding
Read 450
Write 509
Mixed 1,075
SusWrite 436
140% 618 MB/s
4K Read 12.1
4K Write 112
4K Mixed 63.3
158% 62.3 MB/s
DQ Read 648
DQ Write 66.2
DQ Mixed 359
261% 357 MB/s
248GB free (System drive)
Firmware: 10410106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 275 360 251 273 229 215 MB/s
96.2% Outstanding
Read 596
Write 382
Mixed 541
SusWrite 267
100% 446 MB/s
4K Read 40
4K Write 83.5
4K Mixed 25.2
137% 49.6 MB/s
DQ Read 507
DQ Write 205
DQ Mixed 393
281% 368 MB/s
226 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,751,155 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 KBG40ZNS1T02 KIOXIA 1024GB Builds (Compare 2,454 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 14%
Tree trunk
Desktop
Desktop 83%
Aircraft carrier
Workstation
Workstation 13%
Tree trunk

System: Dell Inspiron 16 7610

CPU
Core i7-11800HIntelBench 88%, 56,029 samples2,366x
Core i5-11400HIntelBench 80%, 35,470 samples88x
GPU
UHD GraphicsIntelBench 7%, 53,008 samples1,412x
RTX 3060 (Laptop)NvidiaBench 90%, 102,706 samples604x
GeForce RTX 3050 Laptop GPUNvidiaBench 55%, 38,648 samples362x
SSD
KBG40ZNS1T02 KIOXIA 1024GBNvmeBench 190%, 226 samples1x
RAM
HMAA1GS6CJR6N-XN 2x8GBUnknownBench 65%, 26,875 samples929x
M471A1G44BB0-CWE 2x8GBSamsungBench 64%, 6,868 samples239x
HMAA2GS6CJR8N-XN 2x16GBUnknownBench 92%, 3,591 samples215x
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Popular KBG40ZNS1T02 KIOXIA 1024GB 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
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  • - 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.

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Speed Comparisons

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1071 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 $269Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair 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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