Thank You
TEST
YOUR SSD
ADD TO PC
BUILD

Crucial CT256M550SSD3

M550 mSATA 256GB

VS

Average Bench: 88.8% (92nd of 853)

Based on 269 user benchmarks.  Model: Crucial_CT256M550SSD3
Poor: 65%Average: 88.8% Great: 106%

Popular builds with this SSD

Very good average bench

The Crucial M550 mSATA 256GB averaged just 11.2% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Crucial M550 mSATA 256GB near the top of the comparison list.

Strengths

Avg. 4K Random Write Speed 73.7MB/s
Avg. 4K Random Read Speed 24.7MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Crucial M550 mSATA 256GB is 41.3%. This is a relatively wide range which indicates that the Crucial M550 mSATA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 47.1MB/s
Avg. 4K-64Thread Read Speed 184MB/s
ADVERTISEMENT

Average Bench

(Based on 269 samples)
Rank 9288.8%
Min Avg Max
472 Read 501 521
335 Write 446 476
230 Mixed 450 491
104% 466 MB/s
Min Avg Max
16.2 4K Read 24.7 30.9
31.9 4K Write 73.7 108
12.5 4K Mixed 25.1 36.8
109% 41.2 MB/s
Min Avg Max
22.2 DQ Read 184 365
63.5 DQ Write 209 333
11.7 DQ Mixed 47.1 80.9
76.9% 147 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
90GB free
Firmware: MU01 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
101% Outstanding
Read 523
Write 468
Mixed 232
90% 408 MB/s
4K Read 28.9
4K Write 88.9
4K Mixed 31.3
131% 49.7 MB/s
DQ Read 279
DQ Write 259
DQ Mixed 65.9
105% 201 MB/s
120GB free
Firmware: MU01 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
99.3% Outstanding
Read 514
Write 461
Mixed 485
109% 486 MB/s
4K Read 27.7
4K Write 74.3
4K Mixed 34.1
125% 45.4 MB/s
DQ Read 308
DQ Write 237
DQ Mixed 63.3
104% 203 MB/s
114GB free
Firmware: MU02 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
99% Outstanding
Read 515
Write 454
Mixed 476
107% 482 MB/s
4K Read 30.2
4K Write 100
4K Mixed 32
140% 54.1 MB/s
DQ Read 289
DQ Write 98.2
DQ Mixed 47.3
73% 145 MB/s
62GB free
Firmware: MU01 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
98.5% Outstanding
Read 516
Write 470
Mixed 473
109% 486 MB/s
4K Read 29.8
4K Write 98.7
4K Mixed 20
123% 49.5 MB/s
DQ Read 271
DQ Write 330
DQ Mixed 20.7
93% 207 MB/s
33GB free
Firmware: MU01 Max speed: SATA 3.0 600 MB/s
NCQ 4KALIGNED SSD TRIM S.M.A.R.T
98% Outstanding
Read 515
Write 476
Mixed 482
110% 491 MB/s
4K Read 29.1
4K Write 93.3
4K Mixed 23.1
123% 48.5 MB/s
DQ Read 243
DQ Write 301
DQ Mixed 67.4
108% 204 MB/s
114GB free
Firmware: MU02 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
92.8% Outstanding
Read 514
Write 453
Mixed 466
107% 478 MB/s
4K Read 29.5
4K Write 97.9
4K Mixed 21.9
124% 49.8 MB/s
DQ Read 248
DQ Write 113
DQ Mixed 21.2
58% 127 MB/s
22GB free
Firmware: MU01 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
81.3% Excellent
Read 503
Write 456
Mixed 488
108% 482 MB/s
4K Read 16.1
4K Write 50.7
4K Mixed 25.7
84% 30.8 MB/s
DQ Read 168
DQ Write 146
DQ Mixed 65
74% 126 MB/s
77GB free
Firmware: MU02 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
68.9% Good
Read 499
Write 464
Mixed 483
108% 482 MB/s
4K Read 17.2
4K Write 42.3
4K Mixed 12.5
64% 24 MB/s
DQ Read 24.1
DQ Write 46.2
DQ Mixed 10.9
15% 27.1 MB/s
269 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 3,094,734 SSDs tested.

 Prices

AmazonFR €316.3422 months ago.
Send price feedback
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 M550 mSATA 256GB Builds (Compare 2,855 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 20%
Surfboard
Desktop
Desktop 67%
Battle cruiser
Workstation
Workstation 47%
Yacht

System: Dell XPS 8700

CPU
Core i7-4790Intel  €329Bench 77%, 30,483 samples1,484x
Core i7-4770Intel  €345Bench 75%, 20,528 samples1,031x
Core i5-4460Intel  €193Bench 65%, 31,749 samples153x
GPU
GTX 745 (OEM)Nvidia  €57Bench 11%, 4,414 samples489x
GeForce GT 720NvidiaBench 5%, 2,608 samples292x
R9 270AMD  €161Bench 34%, 10,998 samples224x
SSD
M550 mSATA 256GBCrucial  €316Bench 89%, 269 samples1x
RAM
8JTF51264AZ-1G6E1 4x4GBMicronBench 60%, 447 samples227x
HMT451U6BFR8C-PB 4x4GBHynixBench 58%, 220 samples152x
M378B5173DB0-CK0 4x4GBSamsungBench 64%, 267 samples115x
EDIT WITH CUSTOM PC BUILDER Value: 53% - Above average Total price: €702

Popular M550 mSATA 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.

UserBenchmark of the month

Desktop Gaming Workstation

How it works

  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) June 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]

ADVERTISEMENT

 Comments

Added n/a ago.
Your
opinion?
▲Like ▼Dislike

Speed Comparisons

vs Samsung 850 Evo 250GB
vs Samsung 850 Pro 256GB
vs Samsung 850 Evo 500GB
vs Samsung 850 Evo 120GB
vs Samsung 850 Pro 512GB
vs Samsung 850 Pro 1TB
vs Crucial MX200 250GB
vs Samsung 850 Evo 1TB
vs HyperX Savage 240GB

853 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’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?
What is 4K random write speed?
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 i7-7700K €338Nvidia GTX 1070 €410Samsung 850 Evo 250GB €96
Intel Core i5-7600K €251AMD RX 480 €307Samsung 850 Pro 256GB €139
AMD Ryzen 7 1700 €330Nvidia GTX 1060-6GB €288Samsung 850 Evo 500GB €150
HDDRAMUSB
Seagate Barracuda 1TB (2016) €46Corsair Vengeance LPX DDR4 3000 C15 2x8GB €150SanDisk Extreme 64GB €61
Seagate Barracuda 3TB (2016) €105G.SKILL Trident Z DDR4 3200 C14 4x16GB €777SanDisk Extreme 32GB €21
Seagate Barracuda 7200.14 1TB €53HyperX Fury DDR4 2133 C14 2x8GB €151SanDisk Ultra Fit 32GB €17
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Test your PC Build a PC
FPS Estimates
User Guide  •  About  •  FAQs  •  @Email  •  Privacy  •  Developer Feedback
Cookies help us deliver a better site. By using our site, you agree to our use of cookies.  Learn more   Got it