TEST
YOUR SSD
ADD TO PC
BUILD

Kbg30zmv256g

TOSHIBA 256GB

▲ 516 ▼

Release date ≈ Q2 2018.

Average Bench: 114% (167th of 1026)

Based on 14,918 user benchmarks.  Model: KBG30ZMV256G TOSHIBA
Poor: 55%Average: 114% Great: 167%

Popular builds with this SSD

Outstanding average bench

The Kbg30zmv256g TOSHIBA 256GB averaged 14.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kbg30zmv256g TOSHIBA 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 302MB/s
Avg. 4K-64Thread Read Speed 553MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg30zmv256g TOSHIBA 256GB is 112%. This is a particularly wide range which indicates that the Kbg30zmv256g TOSHIBA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 339MB/s
Avg. Sequential Write Speed 402MB/s
ADVERTISEMENT

Average Bench

(Based on 14,918 samples)
Rank 167114%
Min Avg Max
495 Read 713 905
74.2 Write 402 812
26.8 Mixed 417 789
19.5 SusWrite 339 717
104% 468 MB/s
Min Avg Max
21.4 4K Read 40.6 48.8
13.9 4K Write 69.5 121
14.7 4K Mixed 43.4 64.4
154% 51.2 MB/s
Min Avg Max
309 DQ Read 553 657
19.5 DQ Write 240 514
29.3 DQ Mixed 302 549
249% 365 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
172GB free (System drive)
Firmware: ADXA0103
SusWrite @10s intervals: 773 736 744 749 749 694 MB/s
166% Outstanding
Read 826
Write 648
Mixed 679
SusWrite 741
163% 724 MB/s
4K Read 47.3
4K Write 112
4K Mixed 63.7
212% 74.2 MB/s
DQ Read 656
DQ Write 328
DQ Mixed 426
334% 470 MB/s
172GB free (System drive)
Firmware: ADXA0103
SusWrite @10s intervals: 714 662 734 730 715 324 MB/s
154% Outstanding
Read 823
Write 577
Mixed 697
SusWrite 647
154% 686 MB/s
4K Read 45.1
4K Write 100
4K Mixed 58.1
196% 67.7 MB/s
DQ Read 652
DQ Write 295
DQ Mixed 384
308% 444 MB/s
164GB free (System drive)
Firmware: ADHA0102
SusWrite @10s intervals: 567 553 577 562 595 290 MB/s
154% Outstanding
Read 554
Write 527
Mixed 540
SusWrite 524
121% 536 MB/s
4K Read 50.9
4K Write 144
4K Mixed 69.1
242% 88.1 MB/s
DQ Read 655
DQ Write 477
DQ Mixed 519
400% 550 MB/s
155GB free (System drive)
Firmware: ADHA0102
SusWrite @10s intervals: 591 673 652 652 601 217 MB/s
134% Outstanding
Read 692
Write 575
Mixed 612
SusWrite 564
137% 611 MB/s
4K Read 44
4K Write 107
4K Mixed 49
186% 66.6 MB/s
DQ Read 321
DQ Write 336
DQ Mixed 430
295% 362 MB/s
143GB free (System drive)
Firmware: ADHA0102
SusWrite @10s intervals: 149 157 100 264 153 216 MB/s
90.3% Outstanding
Read 562
Write 222
Mixed 358
SusWrite 173
73% 329 MB/s
4K Read 40.5
4K Write 25.5
4K Mixed 41.3
128% 35.8 MB/s
DQ Read 655
DQ Write 113
DQ Mixed 175
182% 314 MB/s
29GB free (System drive)
Firmware: ADHA0101
SusWrite @10s intervals: 28 31 7.2 26 8.1 9 MB/s
49.8% Average
Read 493
Write 180
Mixed 26.8
SusWrite 18.2
39% 180 MB/s
4K Read 28.4
4K Write 14.3
4K Mixed 14.7
69% 19.1 MB/s
DQ Read 355
DQ Write 21.2
DQ Mixed 64.7
78% 147 MB/s
14,918 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 28,432,387 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 256GB Builds (Compare 6,623 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 56%
Gunboat
Desktop
Desktop 86%
Aircraft carrier
Workstation
Workstation 73%
Battleship

System: HP OMEN by HP Obelisk Desktop 875-0xxx

CPU
Core i7-8700Intel  $310Bench 91%, 177,030 samples3,664x
Core i7-9700Intel  $319Bench 95%, 24,424 samples1,669x
Core i5-9400FIntel  $154Bench 88%, 104,532 samples443x
GPU
GTX 1060-3GBNvidia  $170Bench 54%, 384,263 samples1,436x
GTX 1660-TiNvidia  $280Bench 74%, 120,900 samples1,274x
RTX 2080Nvidia  $698Bench 121%, 159,785 samples920x
SSD
TOSHIBA 256GBKbg30zmv256gBench 114%, 14,918 samples2,447x
RAM
HP26D4U9D8ME-16X 1x16GBKingstonBench 48%, 3,751 samples2,490x
HP26D4U6D8ME-16X 1x16GBKingstonBench 47%, 2,135 samples1,880x
HP26D4U9S8ME-8X 2x8GBKingstonBench 80%, 1,517 samples513x
EDIT WITH CUSTOM PC BUILDER Value: 84% - Excellent Total price: $480

Popular 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.

UserBenchmark of the month

Gaming Desktop ProGaming

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.
  • - 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.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) July 2020 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]

ADVERTISEMENT

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

Added n/a ago.
msijonne
Avatar level
34

Good

12 months ago.

is besttttt and good

Your
opinion?
▲Like ▼Dislike
Over the hill
Age: 2 years

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

1026 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 i5-9600K $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $49
Intel Core i5-9400F $154Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $365Nvidia RTX 2070S (Super) $510Samsung 860 Evo 250GB $50
HDDRAMUSB
Seagate Barracuda 1TB (2016) $42Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Extreme 16GB $24
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Build Test EFps
Can You Run It?
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback