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Nvme

KXG6AZNV256G SED KIOXIA 256GB

▲ 500 ▼

Release date ≈ Q3 2021.

Average Bench: 163% (140th of 1072)

Based on 8 user benchmarks.  Model: NVMe KXG6AZNV256G NVMe SED KIOXIA 256GB
Poor: 109%Average: 163% Great: 218%

Popular builds with this SSD

Outstanding average bench

The Nvme KXG6AZNV256G SED KIOXIA 256GB averaged 63.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme KXG6AZNV256G SED KIOXIA 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 592MB/s
Avg. 4K-64Thread Read Speed 763MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme KXG6AZNV256G SED KIOXIA 256GB is 109%. This is a particularly wide range which indicates that the Nvme KXG6AZNV256G SED KIOXIA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 500MB/s
Avg. 4K Random Write Speed 90MB/s
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Average Bench

(Based on 8 samples)
Rank 140163%
Min Avg Max
581 Read 1,341 2,125
344 Write 1,027 1,624
618 Mixed 882 1,270
459 SusWrite 500 539
209% 937 MB/s
Min Avg Max
15.3 4K Read 38.1 49.2
61.5 4K Write 90 128
26.5 4K Mixed 50.9 67.2
171% 59.7 MB/s
Min Avg Max
497 DQ Read 763 1,015
200 DQ Write 395 802
317 DQ Mixed 592 775
436% 583 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
119GB free (System drive)
Firmware: 10605106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1230 389 403 402 411 401 MB/s
187% Outstanding
Read 1,685
Write 1,442
Mixed 1,073
SusWrite 539
264% 1,185 MB/s
4K Read 42.9
4K Write 96.6
4K Mixed 55.3
187% 64.9 MB/s
DQ Read 753
DQ Write 516
DQ Mixed 652
482% 640 MB/s
101GB free (System drive)
Firmware: 10605106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1201 392 403 412 405 328 MB/s
173% Outstanding
Read 1,482
Write 1,259
Mixed 993
SusWrite 524
238% 1,065 MB/s
4K Read 40
4K Write 81.3
4K Mixed 52.6
171% 58 MB/s
DQ Read 885
DQ Write 374
DQ Mixed 703
501% 654 MB/s
137GB free (System drive)
Firmware: 10605106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 818 487 384 404 405 399 MB/s
161% Outstanding
Read 1,273
Write 1,102
Mixed 618
SusWrite 483
194% 869 MB/s
4K Read 41.1
4K Write 102
4K Mixed 61.7
195% 68.2 MB/s
DQ Read 588
DQ Write 265
DQ Mixed 438
322% 431 MB/s
163GB free (System drive)
Firmware: 10605106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 534 594 425 411 407 408 MB/s
126% Outstanding
Read 989
Write 725
Mixed 719
SusWrite 463
162% 724 MB/s
4K Read 34
4K Write 61.5
4K Mixed 38.2
133% 44.6 MB/s
DQ Read 579
DQ Write 200
DQ Mixed 317
253% 365 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,809,974 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 KXG6AZNV256G SED KIOXIA 256GB Builds (Compare 3,697 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 15%
Tree trunk
Desktop
Desktop 76%
Battleship
Workstation
Workstation 13%
Tree trunk

System: Dell Latitude 5420

CPU
Core i5-1135G7IntelBench 69%, 36,962 samples1,421x
Core i5-1145G7IntelBench 69%, 4,608 samples1,123x
Core i7-1185G7IntelBench 67%, 9,588 samples766x
GPU
Iris XeIntelBench 14%, 144,774 samples3,596x
UHD GraphicsIntelBench 9%, 39,662 samples65x
UHD GraphicsIntelBench 5%, 110,580 samples24x
SSD
KXG6AZNV256G SED KIOXIA 256GBNvmeBench 163%, 8 samples1x
RAM
HMAA2GS6AJR8N-XN 1x16GBUnknownBench 48%, 1,650 samples885x
HMAA2GS6CJR8N-XN 1x16GBUnknownBench 40%, 3,085 samples451x
HMAA1GS6CJR6N-XN 1x8GBUnknownBench 32%, 13,137 samples295x
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Popular KXG6AZNV256G SED KIOXIA 256GB 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
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  • - 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.

 Comments

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Speed Comparisons

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
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vs Samsung 850 Pro 512GB
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vs HyperX Savage 240GB
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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 $254Nvidia RTX 4060 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia 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) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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