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Kbg30zms512g

TOSHIBA 512GB

▲ 500 ▼

Release date ≈ Q1 2019.

Average Bench: 104% (236th of 1072)

Based on 12 user benchmarks.  Model: KBG30ZMS512G TOSHIBA
Poor: 55%Average: 104% Great: 160%

Popular builds with this SSD

Outstanding average bench

The Kbg30zms512g TOSHIBA 512GB averaged 4.2% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kbg30zms512g TOSHIBA 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 388MB/s
Avg. 4K-64Thread Read Speed 576MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg30zms512g TOSHIBA 512GB is 105%. This is a particularly wide range which indicates that the Kbg30zms512g TOSHIBA 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 378MB/s
Avg. 4K Random Write Speed 61.8MB/s
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Average Bench

(Based on 12 samples)
Rank 236104%
Min Avg Max
367 Read 587 883
275 Write 452 757
336 Mixed 502 786
55.6 SusWrite 378 659
108% 480 MB/s
Min Avg Max
12.1 4K Read 31 48.9
16.1 4K Write 61.8 110
0 4K Mixed 37.2 63.3
128% 43.4 MB/s
Min Avg Max
2.5 DQ Read 576 956
5 DQ Write 237 436
120 DQ Mixed 388 686
292% 400 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
261GB free (System drive)
Firmware: ADGA0102
SusWrite @10s intervals: 707 668 562 473 481 502 MB/s
161% Outstanding
Read 883
Write 757
Mixed 786
SusWrite 566
168% 748 MB/s
4K Read 41.6
4K Write 108
4K Mixed 57.6
194% 69 MB/s
DQ Read 942
DQ Write 436
DQ Mixed 686
510% 688 MB/s
443GB free (System drive)
Firmware: ADGA0102
SusWrite @10s intervals: 560 569 537 512 483 460 MB/s
144% Outstanding
Read 499
Write 540
Mixed 411
SusWrite 520
111% 493 MB/s
4K Read 45.7
4K Write 110
4K Mixed 61.9
207% 72.7 MB/s
DQ Read 914
DQ Write 343
DQ Mixed 674
487% 644 MB/s
252GB free (System drive)
Firmware: ADGA0102
SusWrite @10s intervals: 687 348 281 360 350 335 MB/s
137% Outstanding
Read 759
Write 648
Mixed 716
SusWrite 394
141% 629 MB/s
4K Read 37.5
4K Write 90.4
4K Mixed 50.4
169% 59.4 MB/s
DQ Read 933
DQ Write 428
DQ Mixed 677
503% 679 MB/s
173GB free (System drive)
Firmware: ADGA0101
SusWrite @10s intervals: 204 230 187 160 204 179 MB/s
105% Outstanding
Read 559
Write 275
Mixed 583
SusWrite 194
90% 403 MB/s
4K Read 43.8
4K Write 48.1
4K Mixed 61.8
171% 51.2 MB/s
DQ Read 638
DQ Write 69.2
DQ Mixed 131
152% 279 MB/s
405GB free (System drive)
Firmware: ADGA0102
SusWrite @10s intervals: 411 394 418 355 355 360 MB/s
91.6% Outstanding
Read 567
Write 405
Mixed 463
SusWrite 382
102% 454 MB/s
4K Read 17.4
4K Write 55.5
4K Mixed 27.9
92% 33.6 MB/s
DQ Read 549
DQ Write 217
DQ Mixed 415
298% 394 MB/s
408GB free (System drive)
Firmware: ADGA0102
SusWrite @10s intervals: 410 424 413 387 358 349 MB/s
64.8% Good
Read 459
Write 345
Mixed 383
SusWrite 390
89% 394 MB/s
4K Read 14.1
4K Write 19.2
4K Mixed 15.3
51% 16.2 MB/s
DQ Read 109
DQ Write 194
DQ Mixed 143
111% 149 MB/s
420GB free (System drive)
Firmware: ADGA0102
SusWrite @10s intervals: 408 344 355 319 284 268 MB/s
61.9% Good
Read 449
Write 317
Mixed 363
SusWrite 330
82% 365 MB/s
4K Read 15.1
4K Write 19.3
4K Mixed 16.2
54% 16.9 MB/s
DQ Read 129
DQ Write 188
DQ Mixed 160
121% 159 MB/s
344GB free (System drive)
Firmware: ADGA0102
SusWrite @10s intervals: 21 20 59 69 96 70 MB/s
37.5% Below average
Read 546
Write 337
Mixed 336
SusWrite 55.6
71% 319 MB/s
4K Read 23.2
4K Write 20.1
4K Mixed 0
46% 14.4 MB/s
DQ Read 2.5
DQ Write 5
DQ Mixed 131
64% 46.2 MB/s
12 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,812,807 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 512GB Builds (Compare 490 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 69%
Battle cruiser
Desktop
Desktop 87%
Aircraft carrier
Workstation
Workstation 58%
Gunboat

Motherboard: MSI Z170I GAMING PRO AC (MS-7980)

CPU
Core i7-6700KIntel  $180Bench 81%, 588,978 samples176x
Core i5-6600KIntel  $130Bench 72%, 342,244 samples134x
Core i7-6700Intel  $180Bench 72%, 282,363 samples47x
GPU
GTX 1070Nvidia  $132Bench 80%, 1,459,281 samples76x
GTX 970Nvidia  $200Bench 49%, 834,238 samples49x
GTX 1080Nvidia  $195Bench 102%, 1,082,454 samples43x
SSD
TOSHIBA 512GBKbg30zms512gBench 104%, 12 samples1x
RAM
Vengeance LPX DDR4 3000 C15 2x8GBCorsair  $37Bench 82%, 606,405 samples27x
Vengeance LPX DDR4 3200 C16 2x8GBCorsair  $40Bench 85%, 653,654 samples24x
DDR4 2800 2OZ 2x8GBUnknownBench 73%, 2,314 samples24x
EDIT WITH CUSTOM PC BUILDER Value: 120% - Outstanding Total price: $349

Popular TOSHIBA 512GB compatible motherboards:

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.

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
  • - 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) May 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
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vs Samsung 860 Evo 250GB
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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 $254Nvidia RTX 4060 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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