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Kbg40znt256g

TOSHIBA MEMORY 256GB

▲ 501 ▼

Release date ≈ Q1 2020.

Average Bench: 164% (139th of 1072)

Based on 3,446 user benchmarks.  Model: KBG40ZNT256G TOSHIBA MEMORY
Poor: 89%Average: 164% Great: 218%

Popular builds with this SSD

Outstanding average bench

The Kbg40znt256g TOSHIBA MEMORY 256GB averaged 63.7% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kbg40znt256g TOSHIBA MEMORY 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 544MB/s
Avg. 4K-64Thread Read Speed 830MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg40znt256g TOSHIBA MEMORY 256GB is 129%. This is a particularly wide range which indicates that the Kbg40znt256g TOSHIBA MEMORY 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 497MB/s
Avg. 4K Random Write Speed 107MB/s
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Average Bench

(Based on 3,446 samples)
Rank 139164%
Min Avg Max
477 Read 1,065 1,548
274 Write 949 1,497
448 Mixed 945 1,317
278 SusWrite 497 590
194% 864 MB/s
Min Avg Max
18.3 4K Read 42.9 57.5
39 4K Write 107 162
26.1 4K Mixed 58.1 79.4
196% 69.3 MB/s
Min Avg Max
221 DQ Read 830 1,296
118 DQ Write 519 830
146 DQ Mixed 544 726
441% 631 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
148GB free (System drive)
Firmware: 0109AELA
SusWrite @10s intervals: 452 834 580 410 405 407 MB/s
185% Outstanding
Read 1,420
Write 1,452
Mixed 1286
SusWrite 515
262% 1,168 MB/s
4K Read 41.5
4K Write 67.9
4K Mixed 45.6
157% 51.7 MB/s
DQ Read 1375
DQ Write 805
DQ Mixed 724
637% 968 MB/s
205GB free (System drive)
Firmware: 0109AELA
SusWrite @10s intervals: 619 350 590 353 272 327 MB/s
137% Outstanding
Read 929
Write 812
Mixed 875
SusWrite 419
170% 759 MB/s
4K Read 32.7
4K Write 57.1
4K Mixed 41
132% 43.6 MB/s
DQ Read 947
DQ Write 547
DQ Mixed 677
522% 724 MB/s
155GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 391 383 442 378 212 215 MB/s
67.3% Good
Read 563
Write 347
Mixed 489
SusWrite 337
97% 434 MB/s
4K Read 16.5
4K Write 26.6
4K Mixed 17.6
62% 20.2 MB/s
DQ Read 135
DQ Write 95.4
DQ Mixed 103
80% 111 MB/s
121GB free (System drive)
Firmware: 0109AELA
SusWrite @10s intervals: 379 237 325 181 277 258 MB/s
58.8% Above average
Read 250
Write 176
Mixed 458
SusWrite 276
66% 290 MB/s
4K Read 23.4
4K Write 41.3
4K Mixed 14.3
76% 26.3 MB/s
DQ Read 283
DQ Write 155
DQ Mixed 37
76% 158 MB/s
3,446 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,660,412 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 TOSHIBA MEMORY 256GB Builds (Compare 5,995 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 10%
Tree trunk
Desktop
Desktop 72%
Battleship
Workstation
Workstation 9%
Tree trunk

System: Lenovo 81Y4

CPU
Core i5-10300HIntelBench 74%, 82,821 samples4,123x
Core i7-10750HIntelBench 77%, 206,796 samples1,872x
GPU
UHD GraphicsIntelBench 5%, 187,969 samples3,482x
GeForce GTX 1650NvidiaBench 40%, 34,471 samples1,308x
GTX 1650-Ti (Mobile)NvidiaBench 42%, 33,798 samples1,204x
SSD
TOSHIBA MEMORY 256GBKbg40znt256gBench 164%, 3,446 samples1x
RAM
LV32D4S2S8HD-8 1x8GBKingstonBench 48%, 8,552 samples1,276x
LV32D4S2S8HD-8 2x8GBKingstonBench 91%, 10,928 samples929x
M471A1K43DB1-CWE 2x8GBSamsungBench 86%, 69,946 samples596x
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Popular TOSHIBA MEMORY 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
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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
vs Samsung 870 Evo 250GB
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 $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair 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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