Toshiba KXG50ZNV256G

XG5 NVMe PCIe M.2 256GB

XG5 NVMe PCIe M.2 256GB
BENCHMARKS (16,765)
MKT (0.3%)
BUILDS
(1)
BUY • $50

▲ 507 ▼

Release date ≈ Q3 2017.

256GB 512GB 1TB

Effective Speed +21% Effective Speed 21%Average User Bench +16% Read 148%, Write -2%, 4K Read -18%, 4K Write 5%, Mixed 20%, 4K Mixed -17%, SusWrite -23%Peak Lab Bench +79% Read 249%, Write 110%, 4K Read 2%, 4K Write 13%, Mixed 151%, 4K Mixed 4%, SusWrite 20%Value & Sentiment -7%User Rating -71%, Market Share -227%, Price 187%, Value 82%Nice To Haves +73% DQ Read 93%, DQ Write 137%, DQ Mixed 86%, ADQ Read 33%, ADQ Write 15%, ADQ Mixed 13%, Age 110%, AS-SSD Total 98%

Market Leaders

Average Bench: 127% (138^th of 1011)

Based on 16,765 user benchmarks. Models: KXG50ZNV256G NVMe TOSHIBA 256GB, NVMe KXG50ZNV256G NVM, KXG50ZNV256G TOSHIBA

Poor: 72%Average: 127% Great: 179%

Popular builds with this SSD

Outstanding average bench

The Toshiba XG5 NVMe PCIe M.2 256GB averaged 26.9% 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 308MB/s

Avg. Sequential Read Speed 1,165MB/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 107%. 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 262MB/s

Avg. Sequential Write Speed 414MB/s

Average Bench

(Based on 16,765 samples)

Rank 138127%

Min	Avg	Max
360	Read 1,165	1,785
54.5	Write 414	1,023
101	Mixed 440	1,045
71.9	SusWrite 262	504
125% 570 MB/s

Min	Avg	Max
13.2	4K Read 31	45.8
34.5	4K Write 98.9	144
17.2	4K Mixed 41.5	63
152% 57.1 MB/s

Min	Avg	Max
220	DQ Read 446	739
68.2	DQ Write 346	855
73.4	DQ Mixed 308	625
254% 367 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

USA-User, 3 hrs ago.

182GB free (System drive)

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

SusWrite @10s intervals: 365 333 309 309 308 294 MB/s

198% Outstanding

Write 1,058

Mixed 1,150

SusWrite 320

242% 1,094 MB/s

4K Read 47

4K Write 126

4K Mixed 66.1

223% 79.7 MB/s

DQ Read 746

DQ Write 863

DQ Mixed 614

515% 741 MB/s

UKR-User, 46 mins ago.

131GB free (System drive)

Firmware: AADA4104 Max speed: PCIe 5,000 MB/s

SusWrite @10s intervals: 263 294 300 292 277 285 MB/s

154% Outstanding

Write 398

Mixed 365

SusWrite 285

152% 705 MB/s

4K Read 29.8

4K Write 112

4K Mixed 42.4

159% 61.3 MB/s

DQ Read 439

DQ Write 323

DQ Mixed 293

243% 352 MB/s

USA-User, 8 hrs ago.

192GB free (System drive)

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

SusWrite @10s intervals: 301 454 303 321 312 326 MB/s

147% Outstanding

Write 1,063

Mixed 992

SusWrite 336

194% 865 MB/s

4K Read 41.9

4K Write 101

4K Mixed 57.4

191% 66.8 MB/s

DQ Read 736

DQ Write 373

DQ Mixed 294

288% 468 MB/s

USA-User, 1 hr ago.

196GB free (System drive)

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

SusWrite @10s intervals: 473 436 311 302 306 287 MB/s

108% Outstanding

Write 564

Mixed 540

SusWrite 352

109% 484 MB/s

4K Read 35

4K Write 68.3

4K Mixed 38.8

139% 47.4 MB/s

DQ Read 553

DQ Write 570

DQ Mixed 422

356% 515 MB/s

CAN-User, 5 hrs ago.

120GB free (System drive)

Firmware: AAXA4103 Max speed: PCIe 5,000 MB/s

SusWrite @10s intervals: 288 240 190 189 167 151 MB/s

104% Outstanding

Write 226

Mixed 375

SusWrite 204

96% 438 MB/s

4K Read 24.2

4K Write 94.4

4K Mixed 27.2

122% 48.6 MB/s

DQ Read 433

DQ Write 316

DQ Mixed 288

238% 346 MB/s

ARG-User, 7 hrs ago.

73GB free (System drive)

Firmware: AADA4106 Max speed: PCIe 5,000 MB/s

SusWrite @10s intervals: 9.6 5.1 4.4 4.5 24 17 MB/s

101% Outstanding

Write 43.7

Mixed 48.8

SusWrite 10.7

88% 420 MB/s

4K Read 29.3

4K Write 21.2

4K Mixed 27.4

91% 26 MB/s

DQ Read 385

DQ Write 16.7

DQ Mixed 29.4

64% 144 MB/s

16,765 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 16,734,918 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 6,921 builds) See popular component choices, score breakdowns and rankings.

Gaming 106%

UFO

Desktop 92%

Nuclear submarine

Workstation 78%

Battleship

System: Alienware Aurora R7

CPU
Core i7-8700Intel $310Bench 88%, 108,715 samples	3,307x
Core i7-8700KIntel $340Bench 93%, 319,061 samples	2,207x
Core i5-8400Intel $179Bench 78%, 109,239 samples	1,223x

GPU
GTX 1080Nvidia $528Bench 124%, 540,220 samples	1,877x
GTX 1070Nvidia $400Bench 97%, 615,798 samples	1,494x
GTX 1080-TiNvidia $750Bench 150%, 376,977 samples	1,473x

SSD
XG5 NVMe PCIe M.2 256GBToshiba $50Bench 127%, 16,765 samples	1,873x

RAM
8ATF1G64AZ-2G6H1 2x8GBUnknownBench 80%, 3,541 samples	1,356x
M378A1K43CB2-CTD 2x8GBUnknownBench 81%, 1,737 samples	742x
8ATF1G64AZ-2G6E1 2x8GBUnknownBench 80%, 2,636 samples	742x

EDIT WITH CUSTOM PC BUILDER

Value: 64% - Good

Total price: $888

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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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.
- 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) August 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
AMD Ryzen 5 3600 $198	Nvidia GTX 1070 $400	Samsung 850 Evo 250GB $104
Intel Core i5-9600K $230	Nvidia GTX 1060-6GB $270	Samsung 850 Evo 500GB $103
AMD Ryzen 7 2700X $233	Nvidia GTX 1080-Ti $750	Samsung 850 Pro 256GB $195

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $40	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $78	SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40	G.SKILL Trident Z DDR4 3200 C14 4x16GB $695	SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $82	SanDisk Extreme 16GB $24

Toshiba KXG50ZNV256G

XG5 NVMe PCIe M.2 256GB

Average Bench: 127% (138^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:

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Toshiba KXG50ZNV256G

XG5 NVMe PCIe M.2 256GB

Average Bench: 127% (138th 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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Speed Comparisons

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Average Bench: 127% (138^th of 1011)