Kbg40zns128g

NVMe KIOXIA 128GB

NVMe KIOXIA 128GB
BENCHMARKS (840)
MKT (0%)
BUILDS
(0)

Effective Speed +31% Effective Speed 31%Average Score +31% Read 91%, Write 26%, 4K Read 36%, 4K Write 2%, Mixed 56%, 4K Mixed 10%, SusWrite -2%Peak Score +67% Read 185%, Write 66%, 4K Read 40%, 4K Write 41%, Mixed 101%, 4K Mixed 34%, SusWrite 6%Value & Sentiment -412%User Rating -14%, Market Share -811%Nice To Haves +75% DQ Read 130%, DQ Write 92%, DQ Mixed 46%, ADQ Read 77%, ADQ Write 28%, ADQ Mixed 38%, Age 84%, AS-SSD Total 102%

Average Bench: 129% (179^th of 1072)

Based on 840 user benchmarks. Model: KBG40ZNS128G NVMe KIOXIA 128GB

Poor: 68%Average: 129% Great: 201%

Popular builds with this SSD

Outstanding average bench

The Kbg40zns128g NVMe KIOXIA 128GB averaged 29.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kbg40zns128g NVMe KIOXIA 128GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 359MB/s

Avg. 4K-64Thread Read Speed 578MB/s

See where your SSD ranks →

Terrible consistency

The range of scores (95th - 5th percentile) for the Kbg40zns128g NVMe KIOXIA 128GB is 134%. This is a particularly wide range which indicates that the Kbg40zns128g NVMe KIOXIA 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 290MB/s

Avg. Sequential Write Speed 509MB/s

Average Bench

(Based on 840 samples)

Rank 179129%

Min	Avg	Max
334	Read 875	1,442
99	Write 509	806
158	Mixed 561	852
65.8	SusWrite 290	410
124% 559 MB/s

Min	Avg	Max
17.3	4K Read 46.7	60
26.1	4K Write 89.6	172
18.4	4K Mixed 49.7	78
182% 62 MB/s

Min	Avg	Max
208	DQ Read 578	844
76.9	DQ Write 370	687
91.4	DQ Mixed 359	484
299% 436 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest SSD (mainstream) averages a speed of 100%

USA-User, 15 days ago.

86GB free

Firmware: 10410106 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 664 653 467 218 219 219 MB/s

193% Outstanding

Write 810

Mixed 869

SusWrite 407

197% 890 MB/s

4K Read 53.4

4K Write 135

4K Mixed 71.2

244% 86.5 MB/s

DQ Read 845

DQ Write 676

DQ Mixed 489

440% 670 MB/s

NLD-User, 22 hrs ago.

53GB free (System drive)

Firmware: 10410105 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 462 526 604 161 166 162 MB/s

124% Outstanding

Write 667

Mixed 692

SusWrite 347

146% 651 MB/s

4K Read 34.6

4K Write 78.8

4K Mixed 43.9

150% 52.4 MB/s

DQ Read 540

DQ Write 370

DQ Mixed 394

311% 435 MB/s

NLD-User, 1 month ago.

13GB free (System drive)

Firmware: 10410106 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 69 32 56 20 26 50 MB/s

60.4% Good

Write 27.8

Mixed 35.4

SusWrite 42.1

54% 257 MB/s

4K Read 10.6

4K Write 11.8

4K Mixed 17.8

45% 13.4 MB/s

DQ Read 203

DQ Write 76.8

DQ Mixed 94.9

82% 125 MB/s

KWT-User, 11 days ago.

28GB free (System drive)

Firmware: 10410105 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 306 131 151 114 87 95 MB/s

57.5% Above average

Write 283

Mixed 498

SusWrite 147

84% 380 MB/s

4K Read 20

4K Write 18.2

4K Mixed 20.4

66% 19.5 MB/s

DQ Read 109

DQ Write 83.8

DQ Mixed 73.6

61% 88.7 MB/s

NLD-User, 10 days ago.

54GB free (System drive)

Firmware: 10410106 Max speed: PCIe 16,000 MB/s

SusWrite @10s intervals: 147 112 170 204 155 132 MB/s

41.7% Average

Write 262

Mixed 236

SusWrite 153

53% 237 MB/s

4K Read 14.6

4K Write 19.3

4K Mixed 15.6

52% 16.5 MB/s

DQ Read 126

DQ Write 61.6

DQ Mixed 124

84% 104 MB/s

840 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,667,320 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 NVMe KIOXIA 128GB Builds (Compare 580 builds) See popular component choices, score breakdowns and rankings

Gaming 6%

Tree trunk

Desktop 56%

Gunboat

Workstation 6%

Tree trunk

System: Dell Latitude 3310

CPU
Core i3-8145UIntelBench 53%, 15,431 samples	293x
Core i5-8265UIntelBench 53%, 87,841 samples	218x
Pentium 5405UIntelBench 48%, 2,193 samples	41x

GPU
UHD Graphics 620IntelBench 5%, 178,291 samples	511x
UHD Graphics 610IntelBench 2%, 3,878 samples	69x

SSD
NVMe KIOXIA 128GBKbg40zns128gBench 129%, 840 samples	75x

RAM
HMAA1GS6CJR6N-XN 1x8GBUnknownBench 32%, 13,137 samples	116x
HMA81GS6DJR8N-VK 1x8GBUnknownBench 39%, 886 samples	43x
HMA81GS6CJR8N-VK 1x8GBUnknownBench 41%, 10,071 samples	33x

EDIT WITH CUSTOM PC BUILDER

Popular NVMe 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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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]

Group Test Results

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Fastest real world speed - Real World Speed measures performance for typical consumers.

1072 Drives (Compared) Thousands of user benchmarks compiled into one comparison list

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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?

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What is sequential read speed?

What is incompressible data?

What is queue depth?

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What is 4K 64 thread write speed?

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ALL FAQs »

CPU	GPU	SSD
Intel Core i5-13600K $279	Nvidia RTX 4060 $300	Crucial MX500 250GB $40
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $182	Nvidia RTX 4070 $409	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

Kbg40zns128g

NVMe KIOXIA 128GB

Average Bench: 129% (179^th of 1072)

Popular builds with this SSD

Outstanding average bench

Strengths

Terrible consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude 3310

Popular NVMe KIOXIA 128GB systems:

UserBenchmark of the month

How it works

Group Test Results

Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

Kbg40zns128g

NVMe KIOXIA 128GB

Average Bench: 129% (179th of 1072)

Popular builds with this SSD

Outstanding average bench

Strengths

Terrible consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude 3310

Popular NVMe KIOXIA 128GB systems:

UserBenchmark of the month

How it works

Group Test Results

Share a related link

Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

Feedback

Average Bench: 129% (179^th of 1072)