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KZ256 256GB

▲ 500 ▼

Release date ≈ Q3 2022.

Average Bench: 111% (210th of 1072)

Based on 160 user benchmarks.  Model: KZ256
Poor: 51%Average: 111% Great: 201%

Popular builds with this SSD

Outstanding average bench

The KZ256 256GB averaged 11.3% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the KZ256 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 167MB/s
Avg. 4K-64Thread Write Speed 406MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the KZ256 256GB is 149%. This is a particularly wide range which indicates that the KZ256 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Mixed IO Speed 18.4MB/s
Avg. Sustained Write Speed 438MB/s
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Average Bench

(Based on 160 samples)
Rank 210111%
Min Avg Max
322 Read 879 1,584
253 Write 656 1,252
221 Mixed 579 1,017
139 SusWrite 438 1,026
143% 638 MB/s
Min Avg Max
13.9 4K Read 32.2 46.1
22.2 4K Write 83.7 160
6.81 4K Mixed 18.4 33.7
117% 44.8 MB/s
Min Avg Max
94.2 DQ Read 300 821
104 DQ Write 406 896
12.3 DQ Mixed 167 553
178% 291 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
100GB free (System drive)
Firmware: T1102A0L
SusWrite @10s intervals: 153 214 196 130 126 108 MB/s
116% Outstanding
Read 1,317
Write 898
Mixed 773
SusWrite 154
174% 786 MB/s
4K Read 27.3
4K Write 71
4K Mixed 18.9
103% 39.1 MB/s
DQ Read 383
DQ Write 674
DQ Mixed 332
307% 463 MB/s
221GB free
Firmware: U0503A0
SusWrite @10s intervals: 287 340 353 340 338 336 MB/s
82% Excellent
Read 432
Write 327
Mixed 346
SusWrite 332
81% 359 MB/s
4K Read 30
4K Write 66.5
4K Mixed 25
113% 40.5 MB/s
DQ Read 183
DQ Write 296
DQ Mixed 47.7
90% 176 MB/s
196GB free (System drive)
Firmware: U0503A0
SusWrite @10s intervals: 248 334 333 351 352 358 MB/s
77.9% Very good
Read 437
Write 321
Mixed 353
SusWrite 329
81% 360 MB/s
4K Read 20.9
4K Write 76.5
4K Mixed 24.3
103% 40.6 MB/s
DQ Read 158
DQ Write 248
DQ Mixed 42.8
77% 150 MB/s
44GB free (System drive)
Firmware: HPS2227I
SusWrite @10s intervals: 364 353 353 321 77 55 MB/s
72.6% Very good
Read 472
Write 452
Mixed 283
SusWrite 254
82% 365 MB/s
4K Read 31.5
4K Write 74
4K Mixed 11.7
102% 39.1 MB/s
DQ Read 182
DQ Write 236
DQ Mixed 15
65% 144 MB/s
221GB free
Firmware: U0503A0
SusWrite @10s intervals: 347 340 339 337 318 344 MB/s
66.1% Good
Read 393
Write 320
Mixed 347
SusWrite 337
79% 349 MB/s
4K Read 20.3
4K Write 40.9
4K Mixed 14
70% 25.1 MB/s
DQ Read 220
DQ Write 184
DQ Mixed 46.8
78% 150 MB/s
78GB free (System drive)
Firmware: U0503A0
SusWrite @10s intervals: 151 156 39 69 59 55 MB/s
63.5% Good
Read 439
Write 348
Mixed 353
SusWrite 88.2
69% 307 MB/s
4K Read 21
4K Write 72.4
4K Mixed 23.1
100% 38.8 MB/s
DQ Read 177
DQ Write 292
DQ Mixed 44.5
87% 171 MB/s
53GB free (System drive)
Firmware: HPS2227N
SusWrite @10s intervals: 315 338 337 333 290 151 MB/s
55.3% Above average
Read 384
Write 346
Mixed 283
SusWrite 294
73% 327 MB/s
4K Read 11.6
4K Write 34.7
4K Mixed 9.1
48% 18.5 MB/s
DQ Read 170
DQ Write 186
DQ Mixed 16.9
57% 124 MB/s
160 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,758,464 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 KZ256 256GB Builds (Compare 7,929 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 89%
Aircraft carrier
Desktop
Desktop 89%
Aircraft carrier
Workstation
Workstation 81%
Aircraft carrier

Motherboard: MSI H510M-A PRO (MS-7D22)

CPU
Core i5-10400FIntel  $97Bench 85%, 153,026 samples1,767x
Core i5-11400FIntel  $116Bench 94%, 46,609 samples1,320x
Core i3-10100FIntel  $70Bench 80%, 39,812 samples991x
GPU
RTX 3060Nvidia  $255Bench 100%, 447,556 samples899x
GTX 1650Nvidia  $155Bench 43%, 259,091 samples674x
UHD Graphics 630IntelBench 5%, 37,718 samples562x
SSD
KZ256 256GBBench 111%, 160 samples1x
RAM
Group Inc TEAMGROUP-UD4-3200 2x8GBTeamBench 94%, 22,102 samples326x
KF3200C16D4/8GX 2x8GBKingstonBench 88%, 58,684 samples300x
DDR4 3200 2x8GBAdataBench 87%, 87,891 samples279x
EDIT WITH CUSTOM PC BUILDER Value: 99% - Outstanding Total price: $352

Popular KZ256 256GB compatible motherboards:

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
vs Samsung 850 Evo 250GB
vs HyperX Savage 240GB
vs Crucial MX300 275GB
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 $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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