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Samsung MZ-7KE128BW

850 Pro 128GB

▲ 631,861 ▼

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

VS

Average Bench: 97.3% (199th of 1000)

Based on 8,425 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: 67%Average: 97.3% Great: 117%

Popular builds with this SSD

Excellent average bench

The Samsung 850 Pro 128GB averaged just 2.6% 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 260MB/s
Avg. 4K Random Mixed IO Speed 39.7MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Samsung 850 Pro 128GB is 49.8%. 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 288MB/s
Avg. Sustained Write Speed 324MB/s
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Average Bench

(Based on 8,425 samples)
Rank 19997.3%
Min Avg Max
350 Read 466 515
148 Write 384 475
190 Mixed 288 352
109 SusWrite 324 465
81.9% 366 MB/s
Min Avg Max
22.2 4K Read 32 38.3
45.1 4K Write 91.5 125
26.3 4K Mixed 39.7 47.8
148% 54.4 MB/s
Min Avg Max
35.3 DQ Read 327 388
104 DQ Write 284 354
44.5 DQ Mixed 260 331
207% 290 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
29GB free (System drive)
Firmware: EXM01B6Q
SusWrite @10s intervals: 240 201 222 177 165 174 MB/s
106% Outstanding
Read 507
Write 357
Mixed 276
SusWrite 196
74% 334 MB/s
4K Read 38.9
4K Write 128
4K Mixed 49
190% 72.1 MB/s
DQ Read 382
DQ Write 301
DQ Mixed 295
233% 326 MB/s
62GB free (System drive)
Firmware: EXM04B6Q
SusWrite @10s intervals: 372 379 409 399 388 287 MB/s
94.2% Outstanding
Read 431
Write 399
Mixed 284
SusWrite 372
84% 372 MB/s
4K Read 32.1
4K Write 78.6
4K Mixed 38.9
140% 49.9 MB/s
DQ Read 261
DQ Write 234
DQ Mixed 240
182% 245 MB/s
8,425 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 14,373,882 SSDs tested.

 Prices

Approx. $90 @ launch in Jul '14
AmazonUS $10011 days
OutletPCUS $2082 years
EbayUS $22921 mins
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 218 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 14%
Tree trunk
Desktop
Desktop 54%
Yacht
Workstation
Workstation 28%
Raft

System: Acer Aspire Z3-615

CPU
Core i5-4570TIntel  $100Bench 51%, 2,036 samples83x
Core i3-4130TIntel  $279Bench 44%, 2,179 samples38x
Core i3-4150TIntelBench 46%, 484 samples26x
GPU
HD 4600 (Desktop 1.25 GHz)Intel  $15Bench 5%, 111,313 samples84x
HD 4400 (Desktop 1.15 GHz)IntelBench 4%, 26,317 samples70x
GeForce 840MNvidiaBench 10%, 10,868 samples45x
SSD
850 Pro 128GBSamsung  $100Bench 97%, 8,425 samples63x
RAM
HMT451S6AFR8A-PB Kingston HP16D3LS1KBG/4G 8GBHynixBench 52%, 48 samples33x
HP16D3LS1KBG/4G Hynix HMT451S6AFR8A-PB 8GBKingstonBench 49%, 49 samples24x
HMT451S6AFR8A-PB 2x4GBHynixBench 49%, 8,645 samples21x
EDIT WITH CUSTOM PC BUILDER Value: 65% - Good Total price: $215

Popular 850 Pro 128GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

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How it works

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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) May 2019 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.

 Comments

SSDrivePro
Avatar level
1,352

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 3 years ago.
USA-User
Avatar level
5,178

Liked (edit your comment) Add link

1 month ago.

IDN-User
Avatar level
2,513

Good

23 months ago.

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

Your
opinion?
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Ready to retire
Age: 4 years

Speed Comparisons

vs Samsung 850 Evo 120GB
vs Samsung 840 Pro 128GB
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1000 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 i7-8700K $356Nvidia GTX 1070 $314Samsung 850 Evo 250GB $92
AMD Ryzen 5 2600 $145Nvidia GTX 1060-6GB $208Samsung 850 Evo 500GB $99
AMD Ryzen 5 1600 $108Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $90SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $651SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $73Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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