Average Bench: 165% (136th of 1072)

Based on 3,477 user benchmarks.  Model: KBG40ZNT512G TOSHIBA MEMORY

Outstanding average bench

The Kbg40znt512g TOSHIBA MEMORY 512GB averaged 64.7% 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 553MB/s
Avg. 4K-64Thread Read Speed 889MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg40znt512g TOSHIBA MEMORY 512GB is 113%. 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 484MB/s
Avg. 4K Random Write Speed 111MB/s
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Average Bench

(Based on 3,477 samples)
Min Avg Max
347 Read 1,080 1,540
255 Write 930 1,443
340 Mixed 927 1,289
291 SusWrite 484 566
192% 855 MB/s
Min Avg Max
15.3 4K Read 42.3 54.1
44.5 4K Write 111 161
28 4K Mixed 57.7 74.9
197% 70.2 MB/s
Min Avg Max
351 DQ Read 889 1303
113 DQ Write 529 836
162 DQ Mixed 553 703
454% 657 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
315GB free
Firmware: 0105AELA
SusWrite @10s intervals: 913 403 368 366 353 324 MB/s
Read 1,529
Write 1,442
Mixed 1103
SusWrite 455
253% 1,132 MB/s
4K Read 47.7
4K Write 114
4K Mixed 65.2
216% 75.7 MB/s
DQ Read 1,329
DQ Write 341
DQ Mixed 660
531% 777 MB/s
181GB free
Firmware: 0105AELA
SusWrite @10s intervals: 744 803 449 371 370 369 MB/s
Read 1,194
Write 948
Mixed 1,031
SusWrite 518
206% 922 MB/s
4K Read 49.7
4K Write 119
4K Mixed 65.5
222% 78.2 MB/s
DQ Read 942
DQ Write 611
DQ Mixed 687
536% 746 MB/s
162GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 612 635 583 576 839 617 MB/s
Read 1337
Write 244
Mixed 724
SusWrite 644
163% 737 MB/s
4K Read 10.6
4K Write 99.3
4K Mixed 58.3
143% 56.1 MB/s
DQ Read 998
DQ Write 697
DQ Mixed 670
549% 788 MB/s
248GB free (System drive)
Firmware: 0109AELA
SusWrite @10s intervals: 768 812 439 372 373 372 MB/s
Read 1,257
Write 1,259
Mixed 1,151
SusWrite 522
235% 1,047 MB/s
4K Read 34.5
4K Write 69.4
4K Mixed 43.9
145% 49.3 MB/s
DQ Read 813
DQ Write 817
DQ Mixed 687
551% 772 MB/s
76GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 373 530 388 229 204 320 MB/s
Read 1,398
Write 713
Mixed 1,210
SusWrite 341
204% 915 MB/s
4K Read 37.9
4K Write 85.3
4K Mixed 52.2
170% 58.5 MB/s
DQ Read 1121
DQ Write 141
DQ Mixed 653
472% 638 MB/s
232GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 419 900 425 366 329 296 MB/s
Read 882
Write 847
Mixed 624
SusWrite 456
157% 702 MB/s
4K Read 38.2
4K Write 81.1
4K Mixed 52.5
168% 57.3 MB/s
DQ Read 885
DQ Write 505
DQ Mixed 659
500% 683 MB/s
114GB free (System drive)
Firmware: 0105AELA
SusWrite @10s intervals: 1023 548 340 353 356 360 MB/s
Read 46.2
Write 483
Mixed 348
SusWrite 497
79% 343 MB/s
4K Read 5.1
4K Write 126
4K Mixed 66.2
159% 65.8 MB/s
DQ Read 904
DQ Write 195
DQ Mixed 662
457% 587 MB/s
3,477 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,833,326 SSDs tested

Typical TOSHIBA MEMORY 512GB Builds (Compare 6,016 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 10%
Tree trunk
Desktop
Desktop 72%
Battleship
Workstation
Workstation 9%
Tree trunk

System: Lenovo 81Y4

EDIT WITH CUSTOM PC BUILDER

Popular TOSHIBA MEMORY 512GB systems:

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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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  • 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

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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-13600K $260Nvidia RTX 4060 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $175Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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