TEST
YOUR SSD
ADD TO PC
BUILD

Samsun

840 Series 120GB

▲ 500 ▼

Release date ≈ Q3 2015.

Average Bench: 58.4% (820th of 1072)

Based on 110 user benchmarks.  Model: Samsun SSD 840 Series
Poor: 44%Average: 58.4% Great: 70%

Popular builds with this SSD

Average average bench

The Samsun 840 Series 120GB averaged 41.5% 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 26.5MB/s
Avg. 4K Random Write Speed 74MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Samsun 840 Series 120GB is 26.7%. This is a relatively narrow range which indicates that the Samsun 840 Series 120GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 83MB/s
Avg. Sequential Write Speed 99.6MB/s
ADVERTISEMENT

Average Bench

(Based on 110 samples)
Rank 82058.4%
Min Avg Max
306 Read 448 504
37.6 Write 99.6 134
53.9 Mixed 114 192
18.6 SusWrite 83 130
40.4% 186 MB/s
Min Avg Max
18.2 4K Read 26.5 31.4
32.3 4K Write 74 110
7.56 4K Mixed 11.1 19.5
93.5% 37.2 MB/s
Min Avg Max
28.4 DQ Read 263 337
38.7 DQ Write 91.8 127
8.41 DQ Mixed 27 49.1
59.4% 127 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
17GB free (System drive)
Firmware: DXT06B0Q
SusWrite @10s intervals: 94 117 101 115 101 119 MB/s
65.4% Good
Read 454
Write 93.4
Mixed 100
SusWrite 108
41% 189 MB/s
4K Read 29.7
4K Write 72.1
4K Mixed 20.1
109% 40.6 MB/s
DQ Read 327
DQ Write 61.7
DQ Mixed 48.2
73% 146 MB/s
9GB free (System drive)
Firmware: DXT0
SusWrite @10s intervals: 85 88 89 78 84 80 MB/s
57.7% Above average
Read 335
Write 118
Mixed 119
SusWrite 84
36% 164 MB/s
4K Read 22
4K Write 90.6
4K Mixed 18.4
105% 43.7 MB/s
DQ Read 279
DQ Write 96
DQ Mixed 17.5
58% 131 MB/s
16GB free (System drive)
Firmware: DXT0
SusWrite @10s intervals: 86 70 78 90 95 84 MB/s
45.8% Average
Read 306
Write 72.5
Mixed 94.5
SusWrite 83.9
30% 139 MB/s
4K Read 20.2
4K Write 58.2
4K Mixed 11.6
76% 30 MB/s
DQ Read 199
DQ Write 89
DQ Mixed 16.5
46% 102 MB/s
13GB free (System drive)
Firmware: DXT06B0Q
SusWrite @10s intervals: 43 46 40 58 35 44 MB/s
43.8% Average
Read 311
Write 39.7
Mixed 59.8
SusWrite 44.5
24% 114 MB/s
4K Read 28.1
4K Write 14.1
4K Mixed 16.8
72% 19.7 MB/s
DQ Read 285
DQ Write 37.5
DQ Mixed 45.6
63% 123 MB/s
110 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,741,105 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 840 Series 120GB Builds (Compare 61 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 43%
Speed boat
Desktop
Desktop 80%
Aircraft carrier
Workstation
Workstation 34%
Sail boat

Motherboard: Asrock Z170 Pro4/D3

CPU
Core i5-6600KIntel  $130Bench 72%, 342,244 samples14x
Core i5-7400Intel  $95Bench 64%, 234,266 samples9x
Core i5-6500Intel  $67Bench 64%, 241,476 samples7x
GPU
GTX 1060-6GBNvidia  $117Bench 56%, 1,368,019 samples14x
GTX 1050-TiNvidia  $59Bench 29%, 946,701 samples4x
GTX 970Nvidia  $200Bench 49%, 834,238 samples4x
SSD
840 Series 120GBSamsunBench 58%, 110 samples1x
RAM
RipjawsX DDR3 1600 C10 2x8GBG.SKILLBench 49%, 28,220 samples5x
RipjawsX DDR3 1600 C10 1x8GBG.SKILLBench 28%, 4,460 samples3x
BLS4G3D1609DS1S00. 1315 BLS4G3D1609DS1S00. 0215 CMY16GX3M2A1600C9 0215 CMY16GX3M2A1600C9 24GBUnknownBench 52%, 4 samples3x
EDIT WITH CUSTOM PC BUILDER Value: 101% - Outstanding Total price: $247

Popular 840 Series 120GB compatible motherboards:

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 $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
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