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Samsung MZ-7KE128BW

850 Pro 128GB

▲ 631,859 ▼

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

VS

Average Bench: 99.2% (187th of 992)

Based on 9,299 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: 68%Average: 99.2% Great: 122%

Popular builds with this SSD

Excellent average bench

The Samsung 850 Pro 128GB averaged just 0.7% 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 273MB/s
Avg. 4K Random Mixed IO Speed 40.3MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Samsung 850 Pro 128GB is 54.5%. 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 297MB/s
Avg. Sustained Write Speed 328MB/s
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Average Bench

(Based on 9,299 samples)
Rank 18799.2%
Min Avg Max
356 Read 474 517
212 Write 393 483
224 Mixed 297 357
117 SusWrite 328 478
83.6% 373 MB/s
Min Avg Max
24.6 4K Read 32.8 38.7
46.4 4K Write 93.7 129
26.9 4K Mixed 40.3 48.7
151% 55.6 MB/s
Min Avg Max
98.9 DQ Read 339 389
115 DQ Write 294 352
47.4 DQ Mixed 273 332
217% 302 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
113GB free
Firmware: EXM04B6Q
SusWrite @10s intervals: 437 443 444 444 444 444 MB/s
117% Outstanding
Read 495
Write 436
Mixed 296
SusWrite 443
94% 417 MB/s
4K Read 33.5
4K Write 123
4K Mixed 46.5
175% 67.6 MB/s
DQ Read 386
DQ Write 346
DQ Mixed 292
239% 341 MB/s
78GB free (System drive)
Firmware: EXM02B6Q
SusWrite @10s intervals: 414 400 441 440 427 394 MB/s
108% Outstanding
Read 462
Write 432
Mixed 284
SusWrite 420
90% 399 MB/s
4K Read 30.9
4K Write 101
4K Mixed 44.7
158% 58.9 MB/s
DQ Read 358
DQ Write 308
DQ Mixed 288
228% 318 MB/s
25GB free (System drive)
Firmware: EXM01B6Q
SusWrite @10s intervals: 186 166 149 146 142 135 MB/s
92.2% Outstanding
Read 477
Write 290
Mixed 261
SusWrite 154
66% 295 MB/s
4K Read 33.3
4K Write 103
4K Mixed 42.6
160% 59.6 MB/s
DQ Read 384
DQ Write 278
DQ Mixed 295
230% 319 MB/s
9,299 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 13,029,063 SSDs tested.

 Prices

Approx. $90 @ launch in Jul '14
AmazonUS $18417 days
OutletPCUS $20823 months
EbayUS $22920 mins
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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 205 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  $165Bench 52%, 1,914 samples82x
Core i3-4130TIntel  $300Bench 44%, 2,101 samples32x
Core i3-4150TIntelBench 46%, 450 samples24x
GPU
HD 4600 (Desktop 1.25 GHz)Intel  $15Bench 5%, 99,964 samples80x
HD 4400 (Desktop 1.15 GHz)IntelBench 4%, 24,891 samples62x
GeForce 840MNvidiaBench 10%, 9,642 samples44x
SSD
850 Pro 128GBSamsung  $184Bench 99%, 9,299 samples63x
RAM
HMT451S6AFR8A-PB Kingston HP16D3LS1KBG/4G 8GBHynixBench 52%, 48 samples33x
HP16D3LS1KBG/4G Hynix HMT451S6AFR8A-PB 8GBKingstonBench 50%, 48 samples24x
HMT451S6AFR8A-PB 2x4GBHynixBench 49%, 8,364 samples19x
EDIT WITH CUSTOM PC BUILDER Value: 49% - Average Total price: $364

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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  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
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Solid State Drive Rankings (Price vs Performance) March 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
5,000

Excellent (edit your comment) Add link

3 months ago.

IDN-User
Avatar level
2,417

Good

21 months ago.

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

Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 4 years

Speed Comparisons

vs Samsung 850 Evo 120GB
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vs Samsung 840 Evo 120GB
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vs OCZ AMD Radeon R7 120GB
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992 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 $370Nvidia GTX 1070 $370Samsung 850 Evo 250GB $45
AMD Ryzen 5 1600 $122Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $105
Intel Core i5-8600K $260Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3000 C15 2x8GB $105SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $716SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $110SanDisk Ultra Fit 32GB $12
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