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Kbg40zpz256g

NVMe TOSHIBA 256GB

▲ 500 ▼

Release date ≈ Q3 2019.

Average Bench: 122% (188th of 1072)

Based on 122 user benchmarks.  Model: KBG40ZPZ256G NVMe TOSHIBA 256GB
Poor: 86%Average: 122% Great: 159%

Popular builds with this SSD

Outstanding average bench

The Kbg40zpz256g NVMe TOSHIBA 256GB averaged 21.6% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kbg40zpz256g NVMe TOSHIBA 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 528MB/s
Avg. 4K-64Thread Read Speed 738MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the Kbg40zpz256g NVMe TOSHIBA 256GB is 73.8%. This is a particularly wide range which indicates that the Kbg40zpz256g NVMe TOSHIBA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Write Speed 57.6MB/s
Avg. Sustained Write Speed 435MB/s
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Average Bench

(Based on 122 samples)
Rank 188122%
Min Avg Max
544 Read 849 1,337
218 Write 688 1,125
455 Mixed 757 1,187
254 SusWrite 435 533
153% 682 MB/s
Min Avg Max
10.8 4K Read 28.8 41.9
18.9 4K Write 57.6 90.8
10.6 4K Mixed 36.8 52
121% 41.1 MB/s
Min Avg Max
348 DQ Read 738 981
149 DQ Write 324 474
235 DQ Mixed 528 652
392% 530 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
94GB free (System drive)
Firmware: 10400106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 475 588 492 361 326 335 MB/s
99.2% Outstanding
Read 981
Write 1,036
Mixed 998
SusWrite 430
194% 861 MB/s
4K Read 29.2
4K Write 27.7
4K Mixed 22.4
88% 26.4 MB/s
DQ Read 165
DQ Write 157
DQ Mixed 170
125% 164 MB/s
149GB free (System drive)
Firmware: 10400106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 208 146 262 214 318 267 MB/s
71.3% Very good
Read 831
Write 655
Mixed 441
SusWrite 236
120% 541 MB/s
4K Read 3.1
4K Write 36.9
4K Mixed 24.2
55% 21.4 MB/s
DQ Read 186
DQ Write 46.4
DQ Mixed 17.5
38% 83.2 MB/s
146GB free (System drive)
Firmware: 10400102 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 387 386 426 365 296 243 MB/s
59.3% Above average
Read 30.8
Write 732
Mixed 688
SusWrite 350
104% 450 MB/s
4K Read 28.7
4K Write 31.1
4K Mixed 19.6
85% 26.5 MB/s
DQ Read 346
DQ Write 156
DQ Mixed 323
220% 275 MB/s
16GB free (System drive)
Firmware: 10400102 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 110 108 44 39 36 22 MB/s
54.5% Above average
Read 671
Write 59.8
Mixed 154
SusWrite 60
51% 236 MB/s
4K Read 20.3
4K Write 32.1
4K Mixed 15.1
67% 22.5 MB/s
DQ Read 64.2
DQ Write 107
DQ Mixed 109
76% 93.2 MB/s
122 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,724,080 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 NVMe TOSHIBA 256GB Builds (Compare 565 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 15%
Surfboard
Desktop
Desktop 61%
Destroyer
Workstation
Workstation 14%
Tree trunk

System: Dell XPS 13 7390 2-in-1

CPU
Core i7-1065G7IntelBench 53%, 58,314 samples536x
Core i5-1035G1IntelBench 51%, 53,170 samples25x
Core i3-1005G1IntelBench 44%, 22,960 samples4x
GPU
Iris Plus G7IntelBench 9%, 52,498 samples513x
UHD G1IntelBench 5%, 68,603 samples29x
RTX 2080Nvidia  $407Bench 124%, 316,424 samples4x
SSD
NVMe TOSHIBA 256GBKbg40zpz256gBench 122%, 122 samples1x
RAM
K4UBE3D4AA-MGCL 2x8GBSamsungBench 104%, 7,828 samples160x
H9HCNNNCPMALHR-NEE 2x8GBHynixBench 102%, 3,263 samples110x
H9HCNNNFAMALTR-NEE 2x16GBHynixBench 104%, 356 samples109x
EDIT WITH CUSTOM PC BUILDER

Popular NVMe TOSHIBA 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) 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

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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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 $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 $45SanDisk 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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