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Samsung

SM841 2.5" 256GB

▲ 500 ▼

Release date ≈ Q1 2015.

Average Bench: 74.1% (593rd of 1071)

Based on 36 user benchmarks.  Model: SAMSUNG SSD SM841 2.5"
Poor: 51%Average: 74.1% Great: 94%

Popular builds with this SSD

Good average bench

The Samsung SM841 2.5" 256GB averaged 25.9% 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 Random Read Speed 26.8MB/s
Avg. 4K-64Thread Read Speed 290MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Samsung SM841 2.5" 256GB is 43.3%. This is a relatively wide range which indicates that the Samsung SM841 2.5" 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 124MB/s
Avg. Sequential Write Speed 253MB/s
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Average Bench

(Based on 36 samples)
Rank 59374.1%
Min Avg Max
301 Read 472 519
79 Write 253 488
136 Mixed 295 505
76.8 SusWrite 124 227
63.5% 286 MB/s
Min Avg Max
11.5 4K Read 26.8 37.5
31.1 4K Write 64.1 124
8.54 4K Mixed 21.5 41.7
102% 37.4 MB/s
Min Avg Max
22.8 DQ Read 290 385
41 DQ Write 166 310
14.3 DQ Mixed 69.6 136
94.1% 175 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
92GB free (System drive)
Firmware: DXM01D0Q
SusWrite @10s intervals: 227 214 209 203 197 204 MB/s
94.4% Outstanding
Read 494
Write 388
Mixed 257
SusWrite 209
75% 337 MB/s
4K Read 33.6
4K Write 92.7
4K Mixed 41.7
153% 56 MB/s
DQ Read 382
DQ Write 275
DQ Mixed 136
154% 265 MB/s
52GB free
Firmware: DXM0
SusWrite @10s intervals: 342 256 175 193 191 206 MB/s
87.6% Excellent
Read 450
Write 286
Mixed 286
SusWrite 227
70% 312 MB/s
4K Read 29
4K Write 79.9
4K Mixed 37.4
134% 48.8 MB/s
DQ Read 335
DQ Write 310
DQ Mixed 134
152% 260 MB/s
48GB free (System drive)
Firmware: DXM0
SusWrite @10s intervals: 110 105 115 121 121 100 MB/s
78.5% Very good
Read 476
Write 137
Mixed 214
SusWrite 112
52% 235 MB/s
4K Read 32.8
4K Write 77
4K Mixed 34
134% 47.9 MB/s
DQ Read 373
DQ Write 155
DQ Mixed 40.8
89% 190 MB/s
37GB free (System drive)
Firmware: DXM0
SusWrite @10s intervals: 139 123 76 91 111 99 MB/s
63.9% Good
Read 331
Write 162
Mixed 207
SusWrite 106
45% 202 MB/s
4K Read 23.4
4K Write 71.6
4K Mixed 26.9
108% 40.6 MB/s
DQ Read 382
DQ Write 128
DQ Mixed 125
126% 211 MB/s
36 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,747,738 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 SM841 2.5" 256GB Builds (Compare 2,494 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 58%
Gunboat
Workstation
Workstation 7%
Tree trunk

System: Dell Precision M4800

CPU
Core i7-4810MQIntel  $400Bench 62%, 26,927 samples851x
Core i7-4800MQIntel  $150Bench 63%, 22,632 samples483x
Core i7-4910MQIntel  $110Bench 67%, 6,703 samples296x
GPU
HD 4600 (Mobile 1.15 GHz)IntelBench 3%, 258,091 samples1,353x
Quadro K2100MNvidiaBench 7%, 6,539 samples637x
Quadro K1100MNvidiaBench 5%, 5,195 samples382x
SSD
SM841 2.5" 256GBSamsungBench 74%, 36 samples1x
RAM
HMT41GS6BFR8A-PB 2x8GBHynixBench 52%, 34,976 samples167x
M471B1G73DB0-YK0 2x8GBSamsungBench 53%, 30,591 samples93x
HMT41GS6BFR8A-PB 4x8GBHynixBench 54%, 1,944 samples80x
EDIT WITH CUSTOM PC BUILDER Value: 56% - Above average Total price: $400

Popular SM841 2.5" 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.

UserBenchmark of the month

Gaming Desktop ProGaming

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
  • - Explore your best upgrade options with a virtual PC build
  • - 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]

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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.

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Speed Comparisons

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
vs Samsung 870 Evo 250GB
vs Samsung 850 Pro 512GB
vs Samsung 850 Evo 250GB
vs HyperX Savage 240GB
vs Crucial MX300 275GB
vs Samsung 850 Evo 1TB

1071 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 »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $269Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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