TEST
YOUR SSD
ADD TO PC
BUILD

Samsung MZ-7KE128BW

850 Pro 128GB

▲ 631,866 ▼

Controller: Samsung Triple Core MEX. Memory: Samsung 40nm MLC V-NAND. Release date: Q3 2014.

Average Bench: 99.1% (228th of 1040)

Based on 13,711 user benchmarks.  Models: Samsung SSD 850 PRO 128G, Samsung SSD 850 PRO 128GB, Samsung SSD 850 PRO, Samsun SSD 850 PRO 128G, Samsung SSD 850
Poor: 71%Average: 99.1% Great: 119%

Popular builds with this SSD

Excellent average bench

The Samsung 850 Pro 128GB averaged just 0.9% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung 850 Pro 128GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 274MB/s
Avg. 4K Random Mixed IO Speed 40.1MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Samsung 850 Pro 128GB is 48%. This is a relatively wide range which indicates that the Samsung 850 Pro 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 300MB/s
Avg. Sustained Write Speed 340MB/s
ADVERTISEMENT

Average Bench

(Based on 13,711 samples)
Rank 22899.1%
Min Avg Max
365 Read 474 516
213 Write 403 482
221 Mixed 300 357
131 SusWrite 340 481
85% 379 MB/s
Min Avg Max
23.6 4K Read 32.5 37.7
45.2 4K Write 87 118
27.4 4K Mixed 40.1 47.3
147% 53.2 MB/s
Min Avg Max
170 DQ Read 344 389
113 DQ Write 292 358
108 DQ Mixed 274 331
217% 303 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
114GB free
Firmware: EXM01B6Q
SusWrite @10s intervals: 445 445 447 446 446 446 MB/s
105% Outstanding
Read 506
Write 446
Mixed 291
SusWrite 446
95% 422 MB/s
4K Read 35.4
4K Write 89.6
4K Mixed 43.7
157% 56.2 MB/s
DQ Read 219
DQ Write 186
DQ Mixed 198
149% 201 MB/s
43GB free (System drive)
Firmware: EXM04B6Q
SusWrite @10s intervals: 420 438 444 421 385 342 MB/s
98.4% Outstanding
Read 470
Write 417
Mixed 288
SusWrite 408
89% 396 MB/s
4K Read 30.1
4K Write 58.3
4K Mixed 36.4
123% 41.6 MB/s
DQ Read 390
DQ Write 347
DQ Mixed 298
243% 345 MB/s
13,711 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 34,875,199 SSDs tested.

 Prices

Approx. $90 @ launch in Jul '14
AmazonUS $12817 mins
EbayUS $1888 mins
OutletPCUS $2083 years
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 850 Pro 128GB Builds (Compare 54,466 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 105%
UFO
Desktop
Desktop 88%
Aircraft carrier
Workstation
Workstation 99%
Nuclear submarine

Motherboard: Asus ROG STRIX B450-F GAMING - $120

CPU
Ryzen 5 3600AMD  $273Bench 84%, 582,867 samples13,438x
Ryzen 7 2700XAMD  $220Bench 82%, 394,055 samples8,745x
Ryzen 7 3700XAMD  $280Bench 87%, 368,763 samples6,970x
GPU
RTX 2070S (Super)Nvidia  $510Bench 122%, 339,205 samples4,894x
RX 5700-XTAMD  $400Bench 107%, 273,482 samples4,420x
RTX 2060Nvidia  $338Bench 92%, 314,613 samples3,969x
SSD
850 Pro 128GBSamsung  $128Bench 99%, 13,711 samples1x
RAM
Vengeance RGB PRO DDR4 3200 C16 2x8GBCorsair  $78Bench 85%, 161,363 samples4,478x
Vengeance LPX DDR4 3200 C16 2x8GBCorsair  $64Bench 85%, 349,082 samples4,370x
Vengeance LPX DDR4 3000 C15 2x8GBCorsair  $71Bench 84%, 418,722 samples3,281x
EDIT WITH CUSTOM PC BUILDER Value: 61% - Good Total price: $1,109

Popular 850 Pro 128GB compatible motherboards:

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

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.
  • - 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.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) November 2020 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

SSDrivePro
Avatar level
1,854

Official site www.samsung.com/...

Controller: Samsung Triple Core MEX. Memory: Samsung 40nm MLC V-NAND

The world's first 3D vertical NAND flash memory...

Added 5 years ago.
USA-User
Avatar level
7,166

Liked (edit your comment) Add link

20 months ago.

IDN-User
Avatar level
3,603

Good

3 years ago.

Price-to-performace was very good. I'm using it to replace my aging SSD.

Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 6 years

Speed Comparisons

vs Samsung 850 Evo 120GB
vs Samsung 840 Evo 120GB
vs Samsung 840 Pro 128GB
vs Samsung 850 Pro 128GB
vs OCZ ARC 100 120GB
vs HyperX Fury 120GB
vs SanDisk Ultra Plus 128GB
vs Kingston SSDNow V300 120GB
vs OCZ AMD Radeon R7 120GB

1040 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 i5-9600K $187Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $34
Intel Core i5-9400F $153Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i5-10600K $260Nvidia GTX 1650S (Super) $190Samsung 860 Evo 250GB $50
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $64SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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