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Toshiba KXG50ZNV256G

XG5 NVMe PCIe M.2 256GB

▲ 519 ▼

Release date ≈ Q3 2017.

Average Bench: 131% (139th of 1016)

Based on 18,948 user benchmarks.  Models: KXG50ZNV256G NVMe TOSHIBA 256GB, NVMe KXG50ZNV256G NVM, KXG50ZNV256G TOSHIBA
Poor: 79%Average: 131% Great: 192%

Popular builds with this SSD

Outstanding average bench

The Toshiba XG5 NVMe PCIe M.2 256GB averaged 31.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Toshiba XG5 NVMe PCIe M.2 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 305MB/s
Avg. Sequential Read Speed 1,176MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Toshiba XG5 NVMe PCIe M.2 256GB is 112%. This is a particularly wide range which indicates that the Toshiba XG5 NVMe PCIe M.2 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 261MB/s
Avg. Sequential Write Speed 410MB/s
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Average Bench

(Based on 18,948 samples)
Rank 139131%
Min Avg Max
364 Read 1,176 1,815
55.7 Write 410 1,023
89.1 Mixed 451 1,101
76.7 SusWrite 261 499
126% 575 MB/s
Min Avg Max
17.7 4K Read 35.4 48.6
34.3 4K Write 104 145
22.1 4K Mixed 43.2 65.1
164% 60.9 MB/s
Min Avg Max
306 DQ Read 451 737
57.9 DQ Write 357 894
67 DQ Mixed 305 623
255% 371 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
179GB free (System drive)
Firmware: AAHA4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 364 332 307 300 317 283 MB/s
123% Outstanding
Read 882
Write 295
Mixed 555
SusWrite 317
113% 512 MB/s
4K Read 42.8
4K Write 100
4K Mixed 55.4
189% 66.2 MB/s
DQ Read 377
DQ Write 56.5
DQ Mixed 98.5
102% 177 MB/s
123GB free (System drive)
Firmware: AADA4106 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 293 289 301 277 276 300 MB/s
121% Outstanding
Read 777
Write 233
Mixed 438
SusWrite 289
96% 434 MB/s
4K Read 32.5
4K Write 130
4K Mixed 48
179% 70 MB/s
DQ Read 426
DQ Write 324
DQ Mixed 288
239% 346 MB/s
179GB free (System drive)
Firmware: AAHA4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 284 285 279 267 198 269 MB/s
99.4% Outstanding
Read 913
Write 294
Mixed 309
SusWrite 264
98% 445 MB/s
4K Read 31.8
4K Write 59.5
4K Mixed 38.4
129% 43.2 MB/s
DQ Read 233
DQ Write 63.2
DQ Mixed 101
87% 132 MB/s
99GB free (System drive)
Firmware: 4106 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 208 171 149 131 112 100 MB/s
84.3% Excellent
Read 511
Write 271
Mixed 179
SusWrite 145
61% 277 MB/s
4K Read 18.8
4K Write 89.2
4K Mixed 36.1
122% 48 MB/s
DQ Read 436
DQ Write 325
DQ Mixed 288
241% 350 MB/s
18,948 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,681,597 SSDs tested.

 Prices

EbayUS $4517 mins
AmazonUS $506 months
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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 XG5 NVMe PCIe M.2 256GB Builds (Compare 8,793 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 97%
Nuclear submarine
Desktop
Desktop 91%
Nuclear submarine
Workstation
Workstation 76%
Battleship

System: Alienware Aurora R7

CPU
Core i7-8700Intel  $370Bench 89%, 150,954 samples4,223x
Core i7-8700KIntel  $355Bench 93%, 383,533 samples2,767x
Core i5-8400Intel  $200Bench 79%, 133,331 samples1,567x
GPU
GTX 1080Nvidia  $540Bench 104%, 564,777 samples2,310x
GTX 1070Nvidia  $346Bench 78%, 703,911 samples1,874x
GTX 1080-TiNvidia  $808Bench 129%, 435,255 samples1,742x
SSD
XG5 NVMe PCIe M.2 256GBToshiba  $45Bench 131%, 18,948 samples2,256x
RAM
8ATF1G64AZ-2G6H1 2x8GBUnknownBench 79%, 4,142 samples1,577x
8ATF1G64AZ-2G6E1 2x8GBUnknownBench 81%, 3,751 samples935x
HMA81GU6CJR8N-VK 2x8GBUnknownBench 80%, 2,454 samples921x
EDIT WITH CUSTOM PC BUILDER Value: 59% - Above average Total price: $955

Popular XG5 NVMe PCIe M.2 256GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware 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 upgrades.

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  • - 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.
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Solid State Drive Rankings (Price vs Performance) January 2020 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

Added n/a ago.
USA-User
Avatar level
6,132

Poor (edit your comment) Add link

5 months ago.

runs slower than regular SSD. Price is cheap but it's not worth it

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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?
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $43
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $370Nvidia RTX 2060 $340Samsung 850 Pro 512GB $204
HDDRAMUSB
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WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $643SanDisk Ultra Fit 32GB $16
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