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Kbg30zms256g

NVMe TOSHIBA 256GB

▲ 501 ▼

Release date ≈ Q3 2018.

Average Bench: 85.3% (386th of 1058)

Based on 6,972 user benchmarks.  Model: KBG30ZMS256G NVMe TOSHIBA 256GB
Poor: 41%Average: 85.3% Great: 134%

Popular builds with this SSD

Very good average bench

The Kbg30zms256g NVMe TOSHIBA 256GB averaged just 14.7% 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 159MB/s
Avg. 4K Random Read Speed 38.1MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg30zms256g NVMe TOSHIBA 256GB is 93.4%. 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 145MB/s
Avg. Sequential Write Speed 198MB/s
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Average Bench

(Based on 6,972 samples)
Rank 38685.3%
Min Avg Max
398 Read 688 941
10.4 Write 198 569
16.7 Mixed 218 620
13.4 SusWrite 145 433
68.2% 312 MB/s
Min Avg Max
16.3 4K Read 38.1 49.9
7.04 4K Write 46.2 101
9.27 4K Mixed 30.4 59
121% 38.2 MB/s
Min Avg Max
232 DQ Read 462 656
13.3 DQ Write 127 303
23.4 DQ Mixed 159 402
152% 249 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
79GB free (System drive)
Firmware: ADDA0103 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 184 159 328 127 159 320 MB/s
107% Outstanding
Read 852
Write 78.1
Mixed 178
SusWrite 213
71% 330 MB/s
4K Read 41.4
4K Write 46.6
4K Mixed 37.6
136% 41.9 MB/s
DQ Read 653
DQ Write 184
DQ Mixed 203
206% 347 MB/s
90GB free (System drive)
Firmware: ADDA0103 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 153 119 172 270 145 376 MB/s
98.1% Outstanding
Read 575
Write 131
Mixed 196
SusWrite 206
61% 277 MB/s
4K Read 44.6
4K Write 67.3
4K Mixed 37.6
151% 49.8 MB/s
DQ Read 652
DQ Write 96.4
DQ Mixed 216
199% 321 MB/s
121GB free (System drive)
Firmware: ADDA0102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 209 290 115 180 9.3 16 MB/s
95.7% Outstanding
Read 650
Write 93.9
Mixed 228
SusWrite 136
60% 277 MB/s
4K Read 47.8
4K Write 33.4
4K Mixed 40.1
142% 40.4 MB/s
DQ Read 650
DQ Write 154
DQ Mixed 345
268% 383 MB/s
40GB free (System drive)
Firmware: ADDA0103 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 22 30 35 14 35 14 MB/s
57.7% Above average
Read 660
Write 67.4
Mixed 23.7
SusWrite 25
41% 194 MB/s
4K Read 28.2
4K Write 13.2
4K Mixed 17.1
72% 19.5 MB/s
DQ Read 353
DQ Write 14.1
DQ Mixed 25
58% 131 MB/s
51GB free (System drive)
Firmware: ADDA0103 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 11 31 14 31 12 13 MB/s
44.3% Average
Read 558
Write 78.5
Mixed 24.4
SusWrite 18.7
36% 170 MB/s
4K Read 24.6
4K Write 8.9
4K Mixed 13.7
60% 15.7 MB/s
DQ Read 118
DQ Write 14.3
DQ Mixed 26.1
29% 52.9 MB/s
112GB free (System drive)
Firmware: ADDA0103 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 22 46 34 30 17 59 MB/s
34.6% Below average
Read 398
Write 21.2
Mixed 27.7
SusWrite 34.6
26% 120 MB/s
4K Read 16.5
4K Write 8.4
4K Mixed 8.3
40% 11.1 MB/s
DQ Read 190
DQ Write 22.1
DQ Mixed 126
87% 113 MB/s
6,972 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 49,496,469 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 7,386 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 8%
Tree trunk
Desktop
Desktop 69%
Battle cruiser
Workstation
Workstation 7%
Tree trunk

System: Dell G3 3579

CPU
Core i5-8300HIntelBench 73%, 157,009 samples3,925x
Core i7-8750HIntelBench 77%, 411,961 samples3,456x
Atom N 270IntelBench 88%, 1 sample1x
GPU
UHD Graphics 630IntelBench 5%, 411,941 samples3,712x
GTX 1050-Ti (Mobile)NvidiaBench 31%, 115,628 samples1,973x
GTX 1050 (Mobile)NvidiaBench 25%, 135,948 samples1,283x
SSD
NVMe TOSHIBA 256GBKbg30zms256gBench 85%, 6,972 samples395x
RAM
HMA81GS6CJR8N-VK 1x8GBUnknownBench 41%, 9,752 samples1,517x
8ATF1G64HZ-2G6E1 1x8GBUnknownBench 41%, 5,167 samples523x
HMA81GS6JJR8N-VK 1x8GBUnknownBench 40%, 6,440 samples354x
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 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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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) December 2021 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
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vs HyperX Savage 240GB
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1058 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 i5-12600K $300Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11600K $220Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $315Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $67SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $74SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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