TEST
YOUR SSD
ADD TO PC
BUILD

Kxg5aznv512g

TOSHIBA 512GB

▲ 500 ▼

Release date ≈ Q1 2018.

Average Bench: 136% (172nd of 1072)

Based on 1,094 user benchmarks.  Model: KXG5AZNV512G TOSHIBA
Poor: 74%Average: 136% Great: 200%

Popular builds with this SSD

Outstanding average bench

The Kxg5aznv512g TOSHIBA 512GB averaged 36.5% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kxg5aznv512g TOSHIBA 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 369MB/s
Avg. 4K-64Thread Read Speed 619MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kxg5aznv512g TOSHIBA 512GB is 126%. This is a particularly wide range which indicates that the Kxg5aznv512g TOSHIBA 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 396MB/s
Avg. Sequential Mixed IO Speed 537MB/s
ADVERTISEMENT

Average Bench

(Based on 1,094 samples)
Rank 172136%
Min Avg Max
457 Read 1,080 1,768
95 Write 546 1,115
146 Mixed 537 1,192
146 SusWrite 396 647
142% 640 MB/s
Min Avg Max
12.1 4K Read 31.1 47.2
36.3 4K Write 92 141
18 4K Mixed 40.7 63.8
148% 54.6 MB/s
Min Avg Max
158 DQ Read 619 972
60.6 DQ Write 449 931
67.2 DQ Mixed 369 747
320% 479 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
382GB free (System drive)
Firmware: 5111AALA
SusWrite @10s intervals: 505 434 438 434 433 444 MB/s
171% Outstanding
Read 1,341
Write 1,061
Mixed 1,050
SusWrite 448
218% 975 MB/s
4K Read 42.2
4K Write 96.5
4K Mixed 57.4
189% 65.4 MB/s
DQ Read 801
DQ Write 616
DQ Mixed 715
533% 710 MB/s
314GB free (System drive)
Firmware: AAHA5102
SusWrite @10s intervals: 1123 750 924 498 487 450 MB/s
156% Outstanding
Read 1,555
Write 1,170
Mixed 1,125
SusWrite 705
255% 1,139 MB/s
4K Read 35.8
4K Write 37.6
4K Mixed 34.8
119% 36.1 MB/s
DQ Read 514
DQ Write 108
DQ Mixed 199
175% 274 MB/s
176GB free
Firmware: AAHA5102
SusWrite @10s intervals: 669 619 512 505 442 397 MB/s
155% Outstanding
Read 1100
Write 866
Mixed 916
SusWrite 524
191% 851 MB/s
4K Read 36
4K Write 73.7
4K Mixed 46.2
153% 52 MB/s
DQ Read 816
DQ Write 591
DQ Mixed 698
523% 702 MB/s
176GB free
Firmware: AAHA5102
SusWrite @10s intervals: 581 698 480 446 460 384 MB/s
132% Outstanding
Read 970
Write 786
Mixed 808
SusWrite 508
172% 768 MB/s
4K Read 34
4K Write 66.9
4K Mixed 36.8
134% 45.9 MB/s
DQ Read 533
DQ Write 398
DQ Mixed 353
294% 428 MB/s
107GB free (System drive)
Firmware: AAFA5104
SusWrite @10s intervals: 345 304 248 255 248 219 MB/s
120% Outstanding
Read 964
Write 266
Mixed 417
SusWrite 270
105% 479 MB/s
4K Read 21.3
4K Write 111
4K Mixed 27
126% 53.1 MB/s
DQ Read 811
DQ Write 434
DQ Mixed 354
335% 533 MB/s
335GB free (System drive)
Firmware: 5111AALA
SusWrite @10s intervals: 157 263 235 307 221 284 MB/s
79% Very good
Read 517
Write 157
Mixed 212
SusWrite 244
62% 283 MB/s
4K Read 23.6
4K Write 50.8
4K Mixed 31.1
102% 35.2 MB/s
DQ Read 359
DQ Write 154
DQ Mixed 298
210% 270 MB/s
1,094 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,717,743 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 TOSHIBA 512GB Builds (Compare 523 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 13%
Tree trunk
Desktop
Desktop 74%
Battleship
Workstation
Workstation 12%
Tree trunk

System: HP ZBook 17 G6

CPU
Core i7-9850HIntelBench 77%, 9,974 samples245x
Core i7-9750HIntelBench 73%, 328,182 samples99x
Core i9-9880HIntelBench 79%, 11,095 samples92x
GPU
UHD Graphics 630IntelBench 5%, 506,702 samples227x
Quadro RTX 3000NvidiaBench 67%, 3,632 samples116x
Quadro RTX 5000NvidiaBench 96%, 1,190 samples78x
SSD
TOSHIBA 512GBKxg5aznv512gBench 136%, 1,094 samples1x
RAM
M471A2K43CB1-CTD 2x16GBSamsungBench 82%, 20,439 samples83x
M471A2K43CB1-CTD 1x16GBSamsungBench 44%, 44,819 samples37x
HMA82GS6CJR8N-VK 2x16GBHynixBench 81%, 4,947 samples30x
EDIT WITH CUSTOM PC BUILDER

Popular TOSHIBA 512GB 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.

UserBenchmark of the month

Gaming Desktop ProGaming

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
  • - Identify the strongest components in your PC
  • - See speed test results from other users
  • - Compare your components to the current market leaders
  • - Explore your best upgrade options with a virtual PC build
  • - Compare your in-game FPS to other users with your hardware
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]

ADVERTISEMENT

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

Added n/a ago.
Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 6 years

Speed Comparisons

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
vs Samsung 870 Evo 250GB
vs Samsung 850 Pro 512GB
vs Samsung 850 Evo 250GB
vs HyperX Savage 240GB
vs Crucial MX300 275GB
vs Samsung 850 Evo 1TB

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 $273Nvidia RTX 4060 $300Crucial 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 $45SanDisk 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
If you make a purchase via one of these links, our site may earn a commission
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Build Test EFps
Can You Run It?
►
YouTube
*NEW*
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback