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OWC

Mercury EXTREME Pro 6G SSD 120GB

▲ 500 ▼

Release date ≈ Q1 2015.

Average Bench: 68% (699th of 1072)

Based on 50 user benchmarks.  Model: OWC Mercury EXTREME Pro 6G SSD
Poor: 44%Average: 68% Great: 81%

Popular builds with this SSD

Above average average bench

The OWC Mercury EXTREME Pro 6G SSD 120GB averaged 32.0% 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-64Thread Mixed IO Speed 125MB/s
Avg. 4K Random Write Speed 80.5MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the OWC Mercury EXTREME Pro 6G SSD 120GB is 37.6%. This is a relatively wide range which indicates that the OWC Mercury EXTREME Pro 6G SSD 120GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 139MB/s
Avg. Sequential Write Speed 168MB/s
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Average Bench

(Based on 50 samples)
Rank 69968%
Min Avg Max
287 Read 385 508
106 Write 168 272
157 Mixed 219 301
87 SusWrite 139 269
50.4% 228 MB/s
Min Avg Max
7.3 4K Read 26.9 37.9
8.6 4K Write 80.5 116
8.2 4K Mixed 28.5 47.3
120% 45.3 MB/s
Min Avg Max
16.6 DQ Read 182 302
45 DQ Write 151 244
2.82 DQ Mixed 125 225
105% 153 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
112GB free
Firmware: 501ABBF0
SusWrite @10s intervals: 121 180 177 173 175 179 MB/s
81.2% Excellent
Read 408
Write 218
Mixed 262
SusWrite 168
59% 264 MB/s
4K Read 30.5
4K Write 87.5
4K Mixed 37.7
141% 51.9 MB/s
DQ Read 296
DQ Write 217
DQ Mixed 211
170% 241 MB/s
16GB free (System drive)
Firmware: 504ABBF0
SusWrite @10s intervals: 124 118 118 115 118 117 MB/s
63% Good
Read 392
Write 139
Mixed 204
SusWrite 118
47% 213 MB/s
4K Read 25.8
4K Write 55.8
4K Mixed 29.8
107% 37.1 MB/s
DQ Read 198
DQ Write 120
DQ Mixed 128
104% 149 MB/s
59GB free (System drive)
Firmware: 332ABBF0
SusWrite @10s intervals: 135 119 126 116 111 89 MB/s
47.4% Average
Read 373
Write 104
Mixed 169
SusWrite 116
42% 191 MB/s
4K Read 24.7
4K Write 15.4
4K Mixed 17.9
68% 19.3 MB/s
DQ Read 152
DQ Write 51.8
DQ Mixed 70.2
60% 91.2 MB/s
50 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,666,790 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 Mercury EXTREME Pro 6G SSD 120GB Builds (Compare 682 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 18%
Surfboard
Desktop
Desktop 75%
Battleship
Workstation
Workstation 16%
Surfboard

System: Alienware X51

CPU
Core i7-3770Intel  $297Bench 69%, 278,207 samples365x
Core i7-2600Intel  $197Bench 67%, 185,630 samples88x
Core i5-3330IntelBench 61%, 51,926 samples47x
GPU
GTX 660Nvidia  $170Bench 20%, 123,956 samples94x
GTX 1060-6GBNvidia  $117Bench 56%, 1,368,019 samples55x
GTX 1050-TiNvidia  $59Bench 29%, 946,701 samples53x
SSD
Mercury EXTREME Pro 6G SSD 120GBOWCBench 68%, 50 samples1x
RAM
HMT351U6CFR8C-PB 2x4GBHynixBench 53%, 17,809 samples41x
M378B5273CH0-CK0 2x4GBSamsungBench 54%, 4,484 samples27x
M378B1G73CB0-CK0 2x8GBSamsungBench 54%, 379 samples25x
EDIT WITH CUSTOM PC BUILDER Value: 53% - Above average Total price: $467

Popular Mercury EXTREME Pro 6G SSD 120GB 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]

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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.

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Speed Comparisons

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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 $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $182Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair 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
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