Sandisk

Z400s M.2 2280 256GB

Z400s M.2 2280 256GB
BENCHMARKS (2,644)
MKT (0%)
BUILDS
(0)

Effective Speed -51%Effective Speed -51%Average Score -74%Read -10%, Write -48%, 4K Read -67%, 4K Write -33%, Mixed -75%, 4K Mixed -275%, SusWrite -11%Peak Score -78%Read -4%, Write -57%, 4K Read -62%, 4K Write -26%, Mixed -82%, 4K Mixed -289%, SusWrite -24%Value & Sentiment User Rating -14%, Market Share -∞%Nice To Haves -97%DQ Read -75%, DQ Write -28%, DQ Mixed -285%, ADQ Read -93%, ADQ Write -17%, ADQ Mixed -221%, Age -8%, AS-SSD Total -48%

Average Bench: 65.3% (738^th of 1072)

Based on 2,644 user benchmarks. Model: SanDisk Z400s M.2 2280 256GB

Poor: 48%Average: 65.3% Great: 80%

Popular builds with this SSD

Above average average bench

The Sandisk Z400s M.2 2280 256GB averaged 34.6% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 81.1MB/s

Avg. 4K-64Thread Write Speed 246MB/s

See where your SSD ranks →

Above average consistency

The range of scores (95th - 5th percentile) for the Sandisk Z400s M.2 2280 256GB is 31.2%. This is a relatively narrow range which indicates that the Sandisk Z400s M.2 2280 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Mixed IO Speed 12MB/s

Avg. Sequential Mixed IO Speed 205MB/s

Average Bench

(Based on 2,644 samples)

Rank 73865.3%

Min	Avg	Max
329	Read 415	488
213	Write 274	309
171	Mixed 205	233
119	SusWrite 266	313
64.7% 290 MB/s

Min	Avg	Max
10.6	4K Read 20.5	26.5
26.9	4K Write 65.7	97.1
8.6	4K Mixed 12	15
81.1% 32.7 MB/s

Min	Avg	Max
150	DQ Read 169	210
159	DQ Write 246	279
72.7	DQ Mixed 81.1	86
96.7% 165 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

USA-User, 1 month ago.

73GB free (System drive)

Firmware: 9012

SusWrite @10s intervals: 291 292 307 309 313 314 MB/s

76.3% Very good

Write 294

Mixed 234

SusWrite 304

73% 329 MB/s

4K Read 24.8

4K Write 75.8

4K Mixed 15.4

97% 38.7 MB/s

DQ Read 173

DQ Write 281

DQ Mixed 86.4

105% 180 MB/s

USA-User, 1 month ago.

49GB free (System drive)

Firmware: Z2327012

SusWrite @10s intervals: 283 291 294 295 294 295 MB/s

67.4% Good

Write 87.8

Mixed 195

SusWrite 292

58% 265 MB/s

4K Read 19.7

4K Write 53.9

4K Mixed 13.3

75% 29 MB/s

DQ Read 162

DQ Write 202

DQ Mixed 82.2

90% 149 MB/s

UKR-User, 1 month ago.

22GB free (System drive)

Firmware: Z2321012

SusWrite @10s intervals: 233 270 285 245 280 280 MB/s

64.2% Good

Write 258

Mixed 211

SusWrite 266

65% 291 MB/s

4K Read 18.5

4K Write 51.7

4K Mixed 12.1

71% 27.4 MB/s

DQ Read 205

DQ Write 252

DQ Mixed 81.6

102% 179 MB/s

KOR-User, 7 days ago.

237GB free

Firmware: Z2329012

SusWrite @10s intervals: 293 286 277 293 295 290 MB/s

56.3% Above average

Write 244

Mixed 221

SusWrite 289

65% 293 MB/s

4K Read 16.2

4K Write 19.4

4K Mixed 9.8

47% 15.1 MB/s

DQ Read 165

DQ Write 196

DQ Mixed 79.5

88% 147 MB/s

KOR-User, 7 days ago.

237GB free

Firmware: Z2329012

SusWrite @10s intervals: 234 235 232 231 233 229 MB/s

46.5% Average

Write 192

Mixed 167

SusWrite 232

51% 227 MB/s

4K Read 11.5

4K Write 26.8

4K Mixed 6.8

40% 15 MB/s

DQ Read 170

DQ Write 185

DQ Mixed 77.7

86% 144 MB/s

2,644 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,667,014 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

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CPU

GPU

SSD

HDD

RAM

MBD

Typical Z400s M.2 2280 256GB Builds (Compare 2,916 builds) See popular component choices, score breakdowns and rankings

Gaming 6%

Tree trunk

Desktop 55%

Yacht

Workstation 5%

Tree trunk

System: Dell Inspiron 7559

CPU
Core i7-6700HQIntelBench 59%, 320,434 samples	2,186x
Core i5-6300HQIntelBench 54%, 41,531 samples	730x

GPU
HD 530 (Mobile Skylake)IntelBench 5%, 213,495 samples	1,826x
GTX 960MNvidiaBench 16%, 73,363 samples	1,088x
RX 580AMD $130Bench 52%, 360,351 samples	1x

SSD
Z400s M.2 2280 256GBSandiskBench 65%, 2,644 samples	163x

RAM
HMT41GS6BFR8A-PB 1x8GBHynixBench 28%, 77,702 samples	334x
HMT41GS6BFR8A-PB 2x8GBHynixBench 52%, 34,976 samples	251x
KN2M64-ETB 1x8GBUnknownBench 27%, 1,673 samples	155x

EDIT WITH CUSTOM PC BUILDER

Popular Z400s M.2 2280 256GB 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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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
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- 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]

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.

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 »

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

Sandisk

Z400s M.2 2280 256GB

Average Bench: 65.3% (738^th of 1072)

Popular builds with this SSD

Above average average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Inspiron 7559

Popular Z400s M.2 2280 256GB systems:

UserBenchmark of the month

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Sandisk

Z400s M.2 2280 256GB

Average Bench: 65.3% (738th of 1072)

Popular builds with this SSD

Above average average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Inspiron 7559

Popular Z400s M.2 2280 256GB systems:

UserBenchmark of the month

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Group Test Results

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Average Bench: 65.3% (738^th of 1072)