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Kbg30zms256g

NVMe TOSHIBA 256GB

▲ 501 ▼

Release date ≈ Q3 2018.

Average Bench: 99.9% (203rd of 1011)

Based on 2,871 user benchmarks.  Model: KBG30ZMS256G NVMe TOSHIBA 256GB
Poor: 49%Average: 99.9% Great: 150%

Popular builds with this SSD

Excellent average bench

The Kbg30zms256g NVMe TOSHIBA 256GB averaged 0.0% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Kbg30zms256g NVMe TOSHIBA 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 255MB/s
Avg. 4K-64Thread Read Speed 481MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg30zms256g NVMe TOSHIBA 256GB is 100%. This is a particularly wide range which indicates that the Kbg30zms256g NVMe TOSHIBA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 283MB/s
Avg. Sequential Write Speed 348MB/s
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Average Bench

(Based on 2,871 samples)
Rank 20399.9%
Min Avg Max
401 Read 652 878
25.1 Write 348 671
25.4 Mixed 370 698
30.3 SusWrite 283 622
91.8% 413 MB/s
Min Avg Max
15.9 4K Read 34 47.1
12.2 4K Write 65 113
12.9 4K Mixed 37.9 61.8
135% 45.6 MB/s
Min Avg Max
268 DQ Read 481 655
17.6 DQ Write 203 440
27.7 DQ Mixed 255 536
212% 313 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
192GB free (System drive)
Firmware: ADDA0105 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 521 527 596 598 294 150 MB/s
132% Outstanding
Read 763
Write 524
Mixed 562
SusWrite 448
128% 574 MB/s
4K Read 43.2
4K Write 77.4
4K Mixed 54
176% 58.2 MB/s
DQ Read 654
DQ Write 222
DQ Mixed 354
284% 410 MB/s
166GB free (System drive)
Firmware: ADDA0103 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 121 130 105 85 105 76 MB/s
80.1% Excellent
Read 664
Write 226
Mixed 265
SusWrite 104
69% 315 MB/s
4K Read 25.8
4K Write 89
4K Mixed 26.7
120% 47.2 MB/s
DQ Read 356
DQ Write 140
DQ Mixed 83.4
105% 193 MB/s
62GB free (System drive)
Firmware: ADDA0105 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 42 38 39 34 34 34 MB/s
59.9% Above average
Read 681
Write 64.1
Mixed 36.2
SusWrite 36.9
43% 205 MB/s
4K Read 31.5
4K Write 15.2
4K Mixed 15
75% 20.6 MB/s
DQ Read 357
DQ Write 15.6
DQ Mixed 27.8
60% 134 MB/s
84GB free (System drive)
Firmware: ADDA0102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 65 32 14 32 13 14 MB/s
59.7% Above average
Read 636
Write 180
Mixed 56.8
SusWrite 28.2
48% 225 MB/s
4K Read 33.7
4K Write 15.4
4K Mixed 15.8
80% 21.6 MB/s
DQ Read 353
DQ Write 57.5
DQ Mixed 116
108% 176 MB/s
2,871 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,367,349 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 7,237 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Surfboard
Desktop
Desktop 66%
Battle cruiser
Workstation
Workstation 43%
Speed boat

System: Dell G3 3579

CPU
Core i7-8750HIntelBench 73%, 166,909 samples3,628x
Core i5-8300HIntelBench 68%, 56,783 samples3,606x
Core i7-8700KIntel  $355Bench 93%, 368,008 samples1x
GPU
UHD Graphics 630IntelBench 6%, 126,874 samples4,254x
GTX 1050-Ti (Mobile)NvidiaBench 31%, 45,635 samples1,604x
GTX 1050 (Mobile)NvidiaBench 26%, 74,865 samples942x
SSD
NVMe TOSHIBA 256GBKbg30zms256gBench 100%, 2,871 samples1x
RAM
HMA81GS6CJR8N-VK 1x8GBUnknownBench 41%, 4,704 samples2,005x
8ATF1G64HZ-2G6E1 1x8GBUnknownBench 42%, 2,464 samples873x
HMA851S6CJR6N-VK 2x4GBUnknownBench 61%, 3,706 samples466x
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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 freeware 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 upgrades.

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  • - 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.
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Solid State Drive Rankings (Price vs Performance) November 2019 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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Reaching its prime
Age: 14 months

Speed Comparisons

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
vs Samsung 850 Pro 512GB
vs Samsung 850 Evo 250GB
vs HyperX Savage 240GB
vs Samsung 850 Evo 1TB
vs Crucial MX300 275GB
vs Crucial MX200 250GB

1011 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 i5-9400F $140Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $45
Intel Core i5-9600K $195AMD RX 590 $185Samsung 850 Evo 120GB $150
Intel Core i7-9700K $340Nvidia RTX 2060 $325Samsung 860 Evo 250GB $51
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $609SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85Corsair Vengeance LPX DDR4 3200 C16 2x8GB $68SanDisk Extreme 16GB $24
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