TEST
YOUR SSD
ADD TO PC
BUILD

Samsung

CM871 2.5 7mm 128GB

▲ 500 ▼

Release date ≈ Q4 2015.

Average Bench: 46.9% (902nd of 1072)

Based on 1,004 user benchmarks.  Model: SAMSUNG SSD CM871 2.5 7mm 128GB
Poor: 33%Average: 46.9% Great: 60%

Popular builds with this SSD

Below average average bench

The Samsung CM871 2.5 7mm 128GB averaged 53.1% 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 21.4MB/s
Avg. Sequential Read Speed 414MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Samsung CM871 2.5 7mm 128GB is 27.1%. This is a relatively narrow range which indicates that the Samsung CM871 2.5 7mm 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Write Speed 30.1MB/s
Avg. Sustained Write Speed 77.3MB/s
ADVERTISEMENT

Average Bench

(Based on 1,004 samples)
Rank 90246.9%
Min Avg Max
315 Read 414 481
25 Write 89.8 134
50 Mixed 123 171
20.3 SusWrite 77.3 133
38.2% 176 MB/s
Min Avg Max
10.6 4K Read 21.4 28.7
11.6 4K Write 29.1 42.8
10.4 4K Mixed 17.4 23.7
70.1% 22.6 MB/s
Min Avg Max
134 DQ Read 165 179
13.2 DQ Write 30.1 41.5
23 DQ Mixed 44.4 58.2
46.2% 79.8 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
17GB free (System drive)
Firmware: FXT01D1Q
SusWrite @10s intervals: 128 132 131 124 91 77 MB/s
54.3% Above average
Read 444
Write 130
Mixed 161
SusWrite 114
46% 212 MB/s
4K Read 22.4
4K Write 41.8
4K Mixed 20.1
82% 28.1 MB/s
DQ Read 172
DQ Write 41.5
DQ Mixed 56.4
54% 89.8 MB/s
65GB free (System drive)
Firmware: FXT02D1Q
SusWrite @10s intervals: 68 65 58 63 61 55 MB/s
50.4% Above average
Read 463
Write 68.9
Mixed 96.5
SusWrite 61.5
37% 173 MB/s
4K Read 26.3
4K Write 27
4K Mixed 19.2
79% 24.2 MB/s
DQ Read 168
DQ Write 25.1
DQ Mixed 34.5
41% 75.8 MB/s
35GB free (System drive)
Firmware: FXT01D1Q
SusWrite @10s intervals: 43 43 38 39 40 40 MB/s
44.7% Average
Read 422
Write 52.4
Mixed 92.7
SusWrite 40.5
33% 152 MB/s
4K Read 24.4
4K Write 18.4
4K Mixed 17.7
69% 20.2 MB/s
DQ Read 168
DQ Write 22.3
DQ Mixed 39.3
43% 76.4 MB/s
3GB free (System drive)
Firmware: FXT01D1Q
SusWrite @10s intervals: 15 17 15 15 14 14 MB/s
41.8% Average
Read 603
Write 20.9
Mixed 29.7
SusWrite 15.1
35% 167 MB/s
4K Read 29.7
4K Write 0
4K Mixed 9.9
58% 13.2 MB/s
62GB free (System drive)
Firmware: 1D1Q
SusWrite @10s intervals: 83 82 74 75 73 72 MB/s
38.2% Below average
Read 322
Write 92.9
Mixed 124
SusWrite 76.5
34% 154 MB/s
4K Read 13.9
4K Write 26.2
4K Mixed 14.1
53% 18.1 MB/s
DQ Read 165
DQ Write 31.3
DQ Mixed 48.7
48% 81.6 MB/s
13GB free (System drive)
Firmware: FXT02D1Q
SusWrite @10s intervals: 24 22 20 22 22 22 MB/s
30.9% Below average
Read 307
Write 23.9
Mixed 31.6
SusWrite 22
20% 96 MB/s
4K Read 24.7
4K Write 1.4
4K Mixed 14.5
57% 13.5 MB/s
23GB free (System drive)
Firmware: FXT01D1Q
SusWrite @10s intervals: 39 34 29 32 29 28 MB/s
29.7% Poor
Read 351
Write 37.2
Mixed 69.5
SusWrite 31.7
26% 122 MB/s
4K Read 10.2
4K Write 12.3
4K Mixed 8.8
33% 10.4 MB/s
DQ Read 144
DQ Write 18.6
DQ Mixed 29.2
35% 64 MB/s
1,004 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,697,481 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 CM871 2.5 7mm 128GB Builds (Compare 69 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 5%
Tree trunk
Desktop
Desktop 44%
Speed boat
Workstation
Workstation 5%
Tree trunk

System: Dell Inspiron 13-7353

CPU
Core i3-6100UIntelBench 43%, 24,116 samples27x
Core i5-6200UIntelBench 41%, 135,462 samples23x
Core i7-6500UIntelBench 46%, 102,213 samples19x
GPU
HD 520 (Mobile Skylake)IntelBench 4%, 362,113 samples69x
SSD
CM871 2.5 7mm 128GBSamsungBench 47%, 1,004 samples16x
RAM
M471B1G73QH0-YK0 1x8GBSamsungBench 28%, 40,451 samples22x
HMT41GS6BFR8A-PB 1x8GBHynixBench 28%, 77,702 samples16x
16KTF1G64HZ-1G6P1 1x8GBMicronBench 28%, 1,111 samples7x
EDIT WITH CUSTOM PC BUILDER

Popular CM871 2.5 7mm 128GB 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]

ADVERTISEMENT

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.

 Comments

Added n/a ago.
Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 8 years

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

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 »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $273Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $15Nvidia 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
If you make a purchase via one of these links, our site may earn a commission
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Build Test EFps
Can You Run It?
►
YouTube
*NEW*
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback