Average Bench: 175% (115th of 1058)

Based on 1,856 user benchmarks.  Model: KBG40ZNT512G TOSHIBA MEMORY

Outstanding average bench

The Kbg40znt512g TOSHIBA MEMORY 512GB averaged 75.3% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kbg40znt512g TOSHIBA MEMORY 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 593MB/s
Avg. 4K-64Thread Read Speed 931MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg40znt512g TOSHIBA MEMORY 512GB is 103%. This is a particularly wide range which indicates that the Kbg40znt512g TOSHIBA MEMORY 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 509MB/s
Avg. 4K Random Write Speed 113MB/s
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Average Bench

(Based on 1,856 samples)
Min Avg Max
694 Read 1,191 1,562
449 Write 1,091 1,461
583 Mixed 1,040 1,305
386 SusWrite 509 562
215% 958 MB/s
Min Avg Max
22.7 4K Read 42.2 51.8
58.7 4K Write 113 147
36.3 4K Mixed 59.1 71.9
199% 71.4 MB/s
Min Avg Max
383 DQ Read 931 1314
204 DQ Write 628 845
234 DQ Mixed 593 699
493% 717 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
424GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 984 970 580 356 357 356 MB/s
Read 1,307
Write 1118
Mixed 932
SusWrite 600
221% 989 MB/s
4K Read 43
4K Write 132
4K Mixed 65.1
218% 80 MB/s
DQ Read 1,175
DQ Write 727
DQ Mixed 636
559% 846 MB/s
52GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 915 341 357 338 369 393 MB/s
Read 1,132
Write 392
Mixed 862
SusWrite 452
158% 709 MB/s
4K Read 50.2
4K Write 134
4K Mixed 69
236% 84.5 MB/s
DQ Read 1192
DQ Write 733
DQ Mixed 647
567% 857 MB/s
212GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 682 934 387 362 364 368 MB/s
Read 1,304
Write 1,187
Mixed 1,063
SusWrite 516
228% 1,017 MB/s
4K Read 47.7
4K Write 122
4K Mixed 64
219% 77.8 MB/s
DQ Read 932
DQ Write 649
DQ Mixed 628
513% 737 MB/s
442GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 708 769 498 368 370 369 MB/s
Read 1,134
Write 972
Mixed 1,027
SusWrite 514
204% 912 MB/s
4K Read 44.3
4K Write 103
4K Mixed 57.6
196% 68.4 MB/s
DQ Read 846
DQ Write 687
DQ Mixed 693
539% 742 MB/s
37GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 335 278 117 52 62 24 MB/s
Read 1,056
Write 396
Mixed 397
SusWrite 145
109% 499 MB/s
4K Read 35.3
4K Write 119
4K Mixed 44.8
174% 66.3 MB/s
DQ Read 705
DQ Write 286
DQ Mixed 217
234% 403 MB/s
34GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 129 125 82 91 40 36 MB/s
Read 1,016
Write 387
Mixed 406
SusWrite 83.7
104% 473 MB/s
4K Read 35.8
4K Write 124
4K Mixed 38.9
170% 66.3 MB/s
DQ Read 558
DQ Write 105
DQ Mixed 111
138% 258 MB/s
438GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 286 350 307 447 390 458 MB/s
Read 714
Write 158
Mixed 331
SusWrite 373
87% 394 MB/s
4K Read 33.9
4K Write 54.9
4K Mixed 28.4
117% 39.1 MB/s
DQ Read 765
DQ Write 273
DQ Mixed 670
455% 569 MB/s
1,856 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 44,153,610 SSDs tested.

Typical TOSHIBA MEMORY 512GB Builds (Compare 3,742 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 10%
Tree trunk
Desktop
Desktop 75%
Battleship
Workstation
Workstation 9%
Tree trunk

System: Lenovo 81Y4

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Popular TOSHIBA MEMORY 512GB systems:

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Solid State Drive Rankings (Price vs Performance) June 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.

 Comments

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.
CPUGPUSSD
Intel Core i5-11400F $220Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11600K $259Nvidia RTX 3060-Ti $400Samsung 850 Evo 120GB $78
Intel Core i7-10700K $300Nvidia RTX 3080 $700Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $94SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $100G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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