Average Bench: 139% (169th of 1072)

Based on 86 user benchmarks.  Model: NVMe KBG40ZPZ512G NVM
Poor: 75%Average: 139% Great: 185%

Popular builds with this SSD

Outstanding average bench

The Nvme KBG40ZPZ512G NVM 512GB averaged 39.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme KBG40ZPZ512G NVM 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 520MB/s
Avg. 4K-64Thread Read Speed 787MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme KBG40ZPZ512G NVM 512GB is 110%. This is a particularly wide range which indicates that the Nvme KBG40ZPZ512G NVM 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 471MB/s
Avg. 4K Random Write Speed 69.7MB/s
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Average Bench

(Based on 86 samples)
Min Avg Max
455 Read 1,026 1,446
341 Write 885 1,308
349 Mixed 905 1,255
277 SusWrite 471 569
184% 822 MB/s
Min Avg Max
9.14 4K Read 32.6 51.4
23.9 4K Write 69.7 134
14.5 4K Mixed 41.9 69.5
140% 48.1 MB/s
Min Avg Max
290 DQ Read 787 1,077
98.6 DQ Write 382 739
224 DQ Mixed 520 666
403% 563 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
406GB free (System drive)
Firmware: 10400106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 939 892 355 360 364 362 MB/s
Read 1,381
Write 1,274
Mixed 1,113
SusWrite 545
242% 1,079 MB/s
4K Read 48.2
4K Write 128
4K Mixed 66.6
226% 80.8 MB/s
DQ Read 970
DQ Write 703
DQ Mixed 648
535% 774 MB/s
248GB free (System drive)
Firmware: 10400106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 409 260 595 558 799 345 MB/s
Read 1,455
Write 1,390
Mixed 1230
SusWrite 494
256% 1,142 MB/s
4K Read 44.9
4K Write 102
4K Mixed 60.6
200% 69.3 MB/s
DQ Read 758
DQ Write 374
DQ Mixed 369
326% 500 MB/s
395GB free (System drive)
Firmware: 0105 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 369 675 582 383 316 368 MB/s
Read 1,008
Write 748
Mixed 934
SusWrite 449
176% 785 MB/s
4K Read 34.6
4K Write 55.9
4K Mixed 39.5
133% 43.3 MB/s
DQ Read 452
DQ Write 202
DQ Mixed 330
244% 328 MB/s
429GB free (System drive)
Firmware: 10400106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 401 407 339 347 321 336 MB/s
Read 810
Write 853
Mixed 741
SusWrite 358
155% 691 MB/s
4K Read 20.7
4K Write 78.6
4K Mixed 48.7
135% 49.3 MB/s
DQ Read 821
DQ Write 257
DQ Mixed 466
362% 514 MB/s
169GB free (System drive)
Firmware: 10400106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 360 398 369 496 548 360 MB/s
Read 941
Write 826
Mixed 712
SusWrite 422
162% 725 MB/s
4K Read 32.7
4K Write 58.9
4K Mixed 38.8
130% 43.5 MB/s
DQ Read 568
DQ Write 222
DQ Mixed 230
214% 340 MB/s
68GB free (System drive)
Firmware: 10400106 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 314 246 401 223 371 218 MB/s
Read 778
Write 550
Mixed 634
SusWrite 296
126% 564 MB/s
4K Read 23.1
4K Write 34.1
4K Mixed 25.5
86% 27.6 MB/s
DQ Read 208
DQ Write 102
DQ Mixed 175
124% 162 MB/s
86 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,777,490 SSDs tested

Typical KBG40ZPZ512G NVM 512GB Builds (Compare 565 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 15%
Surfboard
Desktop
Desktop 61%
Destroyer
Workstation
Workstation 15%
Tree trunk

System: Dell XPS 13 7390 2-in-1

EDIT WITH CUSTOM PC BUILDER

Popular KBG40ZPZ512G NVM 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.
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  • 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.
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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) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $79G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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