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Kbg40znv128g

KIOXIA 128GB

▲ 500 ▼

Release date ≈ Q4 2020.

Average Bench: 138% (170th of 1072)

Based on 240 user benchmarks.  Model: KBG40ZNV128G KIOXIA
Poor: 57%Average: 138% Great: 202%

Popular builds with this SSD

Outstanding average bench

The Kbg40znv128g KIOXIA 128GB averaged 38.5% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kbg40znv128g KIOXIA 128GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 376MB/s
Avg. 4K-64Thread Read Speed 607MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg40znv128g KIOXIA 128GB is 145%. This is a particularly wide range which indicates that the Kbg40znv128g KIOXIA 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 350MB/s
Avg. Sequential Write Speed 607MB/s
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Average Bench

(Based on 240 samples)
Rank 170138%
Min Avg Max
297 Read 992 1,458
137 Write 607 807
259 Mixed 663 851
151 SusWrite 350 421
145% 653 MB/s
Min Avg Max
12.1 4K Read 45.3 58.9
12.9 4K Write 90.1 173
9.05 4K Mixed 49.2 75.2
179% 61.6 MB/s
Min Avg Max
139 DQ Read 607 846
77.2 DQ Write 428 702
115 DQ Mixed 376 485
319% 470 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
27GB free (System drive)
Firmware: HP00AE00
SusWrite @10s intervals: 528 313 222 167 183 232 MB/s
186% Outstanding
Read 1,448
Write 212
Mixed 832
SusWrite 274
151% 691 MB/s
4K Read 59.8
4K Write 171
4K Mixed 77.8
281% 103 MB/s
DQ Read 840
DQ Write 286
DQ Mixed 415
345% 514 MB/s
90GB free (System drive)
Firmware: HP00AE00
SusWrite @10s intervals: 542 621 566 215 214 219 MB/s
153% Outstanding
Read 882
Write 761
Mixed 669
SusWrite 396
152% 677 MB/s
4K Read 50
4K Write 110
4K Mixed 61.7
213% 73.8 MB/s
DQ Read 836
DQ Write 402
DQ Mixed 480
393% 573 MB/s
49GB free (System drive)
Firmware: HP01AE00
SusWrite @10s intervals: 683 581 491 213 199 163 MB/s
140% Outstanding
Read 1,219
Write 781
Mixed 760
SusWrite 388
175% 787 MB/s
4K Read 39.7
4K Write 70.9
4K Mixed 48.7
160% 53.1 MB/s
DQ Read 561
DQ Write 219
DQ Mixed 464
324% 414 MB/s
8GB free (System drive)
Firmware: HP00AE00
SusWrite @10s intervals: 79 85 25 14 23 19 MB/s
116% Outstanding
Read 1,234
Write 137
Mixed 152
SusWrite 40.9
83% 391 MB/s
4K Read 43.9
4K Write 78.7
4K Mixed 46.9
168% 56.5 MB/s
DQ Read 477
DQ Write 85.7
DQ Mixed 102
121% 222 MB/s
49GB free (System drive)
Firmware: HP00AE00
SusWrite @10s intervals: 313 252 281 383 298 105 MB/s
47.1% Average
Read 339
Write 346
Mixed 298
SusWrite 272
71% 314 MB/s
4K Read 6.4
4K Write 20.1
4K Mixed 10.5
34% 12.3 MB/s
DQ Read 172
DQ Write 115
DQ Mixed 103
88% 130 MB/s
240 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,757,938 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 KIOXIA 128GB Builds (Compare 118 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 5%
Tree trunk
Desktop
Desktop 35%
Sail boat
Workstation
Workstation 5%
Tree trunk

System: HP Laptop 15s-fq3xxx

CPU
Celeron N4500IntelBench 28%, 1,026 samples73x
Pentium Silver N6000IntelBench 34%, 1,823 samples45x
GPU
UHD GraphicsIntelBench 2%, 4,536 samples73x
UHD GraphicsIntelBench 4%, 1,242 samples45x
SSD
KIOXIA 128GBKbg40znv128gBench 138%, 240 samples19x
RAM
NT8GA64D88CX3S-JR 1x8GBNanyaBench 35%, 3,823 samples46x
M471A5244CB0-CWE 1x4GBSamsungBench 34%, 6,590 samples30x
HP32D4S2S8MR-8 1x8GBKingstonBench 43%, 1,734 samples14x
EDIT WITH CUSTOM PC BUILDER

Popular KIOXIA 128GB systems:

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.

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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
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Solid State Drive Rankings (Price vs Performance) April 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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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 $269Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177Nvidia 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 $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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