Average Bench: 88% (347th of 1058)

Based on 2,939 user benchmarks.  Model: KBG30ZMV128G TOSHIBA

Very good average bench

The Kbg30zmv128g TOSHIBA 128GB averaged just 12.0% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Kbg30zmv128g TOSHIBA 128GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 147MB/s
Avg. 4K Random Read Speed 44.9MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg30zmv128g TOSHIBA 128GB is 86.3%. This is a particularly wide range which indicates that the Kbg30zmv128g TOSHIBA 128GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 137MB/s
Avg. Sequential Write Speed 184MB/s

Average Bench

(Based on 2,939 samples)
Min Avg Max
448 Read 708 923
29 Write 184 476
22.8 Mixed 224 555
11.6 SusWrite 137 373
68.3% 313 MB/s
Min Avg Max
19.5 4K Read 44.9 50.9
7.32 4K Write 54.5 104
9.52 4K Mixed 33.6 57.8
140% 44.3 MB/s
Min Avg Max
188 DQ Read 296 370
12.9 DQ Write 134 383
21.7 DQ Mixed 147 342
127% 192 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
63GB free (System drive)
Firmware: ADHA0101
SusWrite @10s intervals: 414 514 410 316 225 154 MB/s
Read 647
Write 178
Mixed 460
SusWrite 339
90% 406 MB/s
4K Read 40.3
4K Write 64
4K Mixed 46.4
154% 50.2 MB/s
DQ Read 365
DQ Write 316
DQ Mixed 173
175% 285 MB/s
66GB free (System drive)
Firmware: ADHA0102
SusWrite @10s intervals: 129 81 120 114 110 198 MB/s
Read 511
Write 398
Mixed 122
SusWrite 125
64% 289 MB/s
4K Read 37.1
4K Write 31.9
4K Mixed 37.9
122% 35.6 MB/s
DQ Read 358
DQ Write 174
DQ Mixed 336
231% 289 MB/s
2,939 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,078,113 SSDs tested.

Typical TOSHIBA 128GB Builds (Compare 6,438 builds) See popular component choices, score breakdowns and rankings.
Gaming 8%
Tree trunk
Desktop 70%
Workstation 7%
Tree trunk

System: HP OMEN by HP Laptop 15-dc0xxx


Popular TOSHIBA 128GB 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.

UserBenchmark of the month

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) September 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]


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.


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

 Best User Rated

The Best.
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $44
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 850 Evo 120GB $183
Intel Core i7-11700K $346Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback