Toshiba KXG50ZNV256G

XG5 NVMe PCIe M.2 256GB

XG5 NVMe PCIe M.2 256GB
BENCHMARKS (18,620)
MKT (0.2%)
BUILDS
(1)
BUY • $50

Effective Speed +31% Effective Speed 31%Average User Bench +24% Read 159%, Write -4%, 4K Read 7%, 4K Write 12%, Mixed 22%, 4K Mixed -8%, SusWrite -17%Peak Lab Bench +88% Read 266%, Write 112%, 4K Read 18%, 4K Write 17%, Mixed 160%, 4K Mixed 15%, SusWrite 30%Value & Sentiment +19% User Rating -41%, Market Share -155%, Price 175%, Value 96%Nice To Haves +79% DQ Read 101%, DQ Write 151%, DQ Mixed 97%, ADQ Read 42%, ADQ Write 22%, ADQ Mixed 22%, Age 91%, AS-SSD Total 109%

Average Bench: 130% (134^th of 1011)

Based on 18,620 user benchmarks. Models: KXG50ZNV256G NVMe TOSHIBA 256GB, NVMe KXG50ZNV256G NVM, KXG50ZNV256G TOSHIBA

Poor: 70%Average: 130% Great: 198%

Popular builds with this SSD

Outstanding average bench

The Toshiba XG5 NVMe PCIe M.2 256GB averaged 30.1% 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 310MB/s

Avg. Sequential Read Speed 1,190MB/s

See where your SSD ranks →

Terrible consistency

The range of scores (95th - 5th percentile) for the Toshiba XG5 NVMe PCIe M.2 256GB is 127%. 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 254MB/s

Avg. Sequential Write Speed 398MB/s

Average Bench

(Based on 18,620 samples)

Rank 134130%

Min	Avg	Max
396	Read 1,190	1,834
33.2	Write 398	1025
62.8	Mixed 439	1,078
30.9	SusWrite 254	506
125% 570 MB/s

Min	Avg	Max
12.6	4K Read 36.1	49.1
24	4K Write 102	146
12.9	4K Mixed 41.9	65.4
162% 60 MB/s

Min	Avg	Max
232	DQ Read 445	737
57.5	DQ Write 358	898
64.5	DQ Mixed 310	625
257% 371 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

KOR-User, 3 hrs ago.

236GB free

Firmware: AADA4102 Max speed: PCIe 5,000 MB/s

SusWrite @10s intervals: 871 1025 330 327 326 327 MB/s

185% Outstanding

Write 482

Mixed 987

SusWrite 534

206% 937 MB/s

4K Read 46.5

4K Write 108

4K Mixed 61.5

206% 72 MB/s

DQ Read 48.9

DQ Write 786

DQ Mixed 623

421% 486 MB/s

EGY-User, 5 hrs ago.

65GB free (System drive)

Firmware: AADA4105 Max speed: PCIe 5,000 MB/s

SusWrite @10s intervals: 294 292 307 330 303 321 MB/s

170% Outstanding

Write 476

Mixed 411

SusWrite 308

169% 779 MB/s

4K Read 32.4

4K Write 138

4K Mixed 50.7

187% 73.8 MB/s

DQ Read 399

DQ Write 334

DQ Mixed 283

234% 338 MB/s

OMN-User, 5 hrs ago.

126GB free (System drive)

Firmware: AAHA4102 Max speed: PCIe 5,000 MB/s

SusWrite @10s intervals: 262 248 237 223 204 212 MB/s

137% Outstanding

Write 265

Mixed 406

SusWrite 231

96% 434 MB/s

4K Read 34

4K Write 141

4K Mixed 67.9

213% 81 MB/s

DQ Read 724

DQ Write 299

DQ Mixed 236

248% 420 MB/s

VNM-User, 1 hr ago.

122GB free (System drive)

Firmware: AAGA4102 Max speed: PCIe 5,000 MB/s

SusWrite @10s intervals: 140 178 214 239 228 235 MB/s

134% Outstanding

Write 288

Mixed 321

SusWrite 206

120% 557 MB/s

4K Read 31.2

4K Write 115

4K Mixed 46.8

168% 64.4 MB/s

DQ Read 400

DQ Write 200

DQ Mixed 304

224% 301 MB/s

NOR-User, 2 hrs ago.

156GB free (System drive)

Firmware: AAHA4102 Max speed: PCIe 5,000 MB/s

SusWrite @10s intervals: 84 314 332 304 335 332 MB/s

124% Outstanding

Write 299

Mixed 322

SusWrite 284

106% 487 MB/s

4K Read 32.9

4K Write 125

4K Mixed 42.4

170% 66.6 MB/s

DQ Read 400

DQ Write 195

DQ Mixed 286

215% 293 MB/s

FRA-User, 1 hr ago.

41GB free (System drive)

Firmware: AAHA4102 Max speed: PCIe 5,000 MB/s

SusWrite @10s intervals: 321 260 207 205 169 158 MB/s

103% Outstanding

Write 260

Mixed 418

SusWrite 220

86% 387 MB/s

4K Read 27.3

4K Write 109

4K Mixed 42.2

153% 59.4 MB/s

DQ Read 443

DQ Write 295

DQ Mixed 231

210% 323 MB/s

18,620 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,850,671 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 XG5 NVMe PCIe M.2 256GB Builds (Compare 8,113 builds) See popular component choices, score breakdowns and rankings.

Gaming 97%

Nuclear submarine

Desktop 91%

Nuclear submarine

Workstation 75%

Battleship

System: Alienware Aurora R7

CPU
Core i7-8700Intel $340Bench 88%, 146,401 samples	3,886x
Core i7-8700KIntel $340Bench 92%, 380,080 samples	2,556x
Core i5-8400Intel $194Bench 79%, 134,689 samples	1,447x

GPU
GTX 1080Nvidia $412Bench 103%, 554,017 samples	2,150x
GTX 1070Nvidia $409Bench 78%, 677,712 samples	1,739x
GTX 1080-TiNvidia $808Bench 130%, 395,296 samples	1,644x

SSD
XG5 NVMe PCIe M.2 256GBToshiba $50Bench 130%, 18,620 samples	2,123x

RAM
8ATF1G64AZ-2G6H1 2x8GBUnknownBench 80%, 4,086 samples	1,497x
8ATF1G64AZ-2G6E1 2x8GBUnknownBench 81%, 3,105 samples	877x
HMA81GU6CJR8N-VK 2x8GBUnknownBench 80%, 1,966 samples	853x

EDIT WITH CUSTOM PC BUILDER

Value: 68% - Good

Total price: $802

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.
- RAM tests include: single/multi core bandwidth and latency.
- 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.
- Share your opinion by voting.

Solid State Drive Rankings (Price vs Performance) December 2019 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]

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.

1011 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 »

CPU	GPU	SSD
Intel Core i5-9400F $145	Nvidia GTX 1660S (Super) $244	Crucial MX500 250GB $39
Intel Core i5-9600K $200	Nvidia RTX 2060 $324	Samsung 850 Evo 120GB $150
Intel Core i7-9700K $360	AMD RX 590 $180	Samsung 860 Evo 250GB $54

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $32	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $58	SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80	G.SKILL Trident Z DDR4 3200 C14 4x16GB $613	SanDisk Extreme 16GB $24

Toshiba KXG50ZNV256G

XG5 NVMe PCIe M.2 256GB

Average Bench: 130% (134^th of 1011)

Popular builds with this SSD

Outstanding average bench

Strengths

Terrible consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

System: Alienware Aurora R7

Popular XG5 NVMe PCIe M.2 256GB systems:

UserBenchmark of the month

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Best User Rated

Toshiba KXG50ZNV256G

XG5 NVMe PCIe M.2 256GB

Average Bench: 130% (134th of 1011)

Popular builds with this SSD

Outstanding average bench

Strengths

Terrible consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

System: Alienware Aurora R7

Popular XG5 NVMe PCIe M.2 256GB systems:

UserBenchmark of the month

How it works

Group Test Results

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Comments

Poor (edit your comment) Add link

Speed Comparisons

Frequently Asked Questions

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Average Bench: 130% (134^th of 1011)