Average Bench: 133% (174th of 1072)

Based on 1,406 user benchmarks.  Model: NVMe KBG40ZNV256G KIOXIA

Outstanding average bench

The Nvme KBG40ZNV256G KIOXIA 256GB averaged 33.2% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme KBG40ZNV256G KIOXIA 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 430MB/s
Avg. 4K-64Thread Read Speed 595MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme KBG40ZNV256G KIOXIA 256GB is 126%. This is a particularly wide range which indicates that the Nvme KBG40ZNV256G KIOXIA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 436MB/s
Avg. 4K Random Write Speed 82.1MB/s
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Average Bench

(Based on 1,406 samples)
Min Avg Max
457 Read 930 1,430
178 Write 724 1,317
378 Mixed 773 1,195
270 SusWrite 436 557
160% 716 MB/s
Min Avg Max
16.8 4K Read 39.1 51.6
29.1 4K Write 82.1 150
20.8 4K Mixed 46 67.7
162% 55.7 MB/s
Min Avg Max
239 DQ Read 595 1,102
110 DQ Write 292 734
172 DQ Mixed 430 680
323% 439 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
73GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 749 778 542 517 514 409 MB/s
Read 954
Write 134
Mixed 1,000
SusWrite 585
149% 668 MB/s
4K Read 50.7
4K Write 116
4K Mixed 64.5
221% 77.2 MB/s
DQ Read 849
DQ Write 335
DQ Mixed 650
465% 611 MB/s
210GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 700 687 533 361 379 385 MB/s
Read 1,227
Write 1,124
Mixed 1,035
SusWrite 507
218% 973 MB/s
4K Read 47.7
4K Write 114
4K Mixed 61.6
212% 74.5 MB/s
DQ Read 708
DQ Write 325
DQ Mixed 504
377% 512 MB/s
111GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 694 810 486 403 404 404 MB/s
Read 1277
Write 970
Mixed 992
SusWrite 533
211% 943 MB/s
4K Read 49.3
4K Write 93.1
4K Mixed 60.5
202% 67.6 MB/s
DQ Read 626
DQ Write 278
DQ Mixed 547
380% 484 MB/s
64GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 244 368 600 435 402 360 MB/s
Read 1,332
Write 866
Mixed 1136
SusWrite 401
208% 934 MB/s
4K Read 30.9
4K Write 93.8
4K Mixed 58.4
171% 61 MB/s
DQ Read 461
DQ Write 415
DQ Mixed 489
353% 455 MB/s
88GB free (System drive)
Firmware: HP00AE00 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 534 620 566 333 313 324 MB/s
Read 1,218
Write 1,111
Mixed 892
SusWrite 448
205% 917 MB/s
4K Read 42.8
4K Write 82.4
4K Mixed 54.9
179% 60 MB/s
DQ Read 612
DQ Write 252
DQ Mixed 375
293% 413 MB/s
1,406 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,134,332 SSDs tested

Typical KBG40ZNV256G KIOXIA 256GB Builds (Compare 2,584 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 17%
Surfboard
Desktop
Desktop 76%
Battleship
Workstation
Workstation 16%
Surfboard

System: HP Laptop 15-dy2xxx

EDIT WITH CUSTOM PC BUILDER

Popular KBG40ZNV256G KIOXIA 256GB systems:

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Solid State Drive Rankings (Price vs Performance) February 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.

 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 $285Nvidia RTX 4060 $285Crucial MX500 250GB $31
Intel Core i5-12400F $146Nvidia RTX 4060-Ti $360Samsung 850 Evo 120GB $80
Intel Core i5-12600K $170Nvidia RTX 4070 $530Samsung 860 Evo 250GB $49
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $64G.SKILL Trident Z DDR4 3200 C14 4x16GB $346SanDisk Ultra Fit 32GB $16
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