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Mercury Electra 3G S 240GB

▲ 500 ▼

Release date ≈ Q2 2017.

Average Bench: 43% (931st of 1074)

Based on 6 user benchmarks.  Model: OWC Mercury Electra 3G S
Poor: 39%Average: 43% Great: 48%

Popular builds with this SSD

Below average average bench

The OWC Mercury Electra 3G S 240GB averaged 57.0% 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 91.5MB/s
Avg. 4K Random Read Speed 18.1MB/s

Excellent consistency

The range of scores (95th - 5th percentile) for the OWC Mercury Electra 3G S 240GB is just 8.22%. This is an extremely narrow range which indicates that the OWC Mercury Electra 3G S 240GB performs superbly consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 121MB/s
Avg. Sequential Read Speed 163MB/s
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Average Bench

(Based on 6 samples)
Rank 93143%
Min Avg Max
126 Read 163 264
115 Write 166 191
149 Mixed 158 174
109 SusWrite 121 131
34.3% 152 MB/s
Min Avg Max
12.2 4K Read 18.1 25.6
15.9 4K Write 31.9 45.1
12.8 4K Mixed 20.5 25.7
70.7% 23.5 MB/s
Min Avg Max
159 DQ Read 169 185
59.3 DQ Write 146 178
34.1 DQ Mixed 91.5 149
86.5% 135 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
185GB free (System drive)
Firmware: 502A
SusWrite @10s intervals: 109 131 129 128 125 131 MB/s
47.5% Average
Read 128
Write 191
Mixed 158
SusWrite 126
34% 151 MB/s
4K Read 18.8
4K Write 45.1
4K Mixed 25.7
85% 29.9 MB/s
DQ Read 185
DQ Write 178
DQ Mixed 149
121% 171 MB/s
205GB free
Firmware: 502A Max speed: SATA 2.0 300 MB/s
45.3% Average
Read 264
Write 115
Mixed 174
41% 184 MB/s
4K Read 25.6
4K Write 15.9
4K Mixed 21
74% 20.9 MB/s
DQ Read 159
DQ Write 59.3
DQ Mixed 77.1
65% 98.3 MB/s
144GB free (System drive)
Firmware: 506A
SusWrite @10s intervals: 132 127 131 131 136 129 MB/s
43.5% Average
Read 133
Write 189
Mixed 152
SusWrite 131
34% 151 MB/s
4K Read 18.8
4K Write 32.2
4K Mixed 21.6
73% 24.2 MB/s
DQ Read 182
DQ Write 154
DQ Mixed 104
96% 147 MB/s
98GB free (System drive)
Firmware: 506A
SusWrite @10s intervals: 127 106 100 104 109 107 MB/s
42% Average
Read 135
Write 186
Mixed 159
SusWrite 109
33% 147 MB/s
4K Read 19
4K Write 32.7
4K Mixed 21.4
74% 24.4 MB/s
DQ Read 159
DQ Write 160
DQ Mixed 93.4
88% 137 MB/s
51GB free (System drive)
Firmware: 504A Max speed: SATA 2.0 300 MB/s
40.2% Average
Read 193
Write 140
Mixed 149
36% 160 MB/s
4K Read 14.3
4K Write 33
4K Mixed 12.8
56% 20 MB/s
DQ Read 169
DQ Write 156
DQ Mixed 34.1
61% 120 MB/s
129GB free (System drive)
Firmware: 506A
SusWrite @10s intervals: 135 114 113 117 114 123 MB/s
39.3% Below average
Read 126
Write 178
Mixed 153
SusWrite 119
33% 144 MB/s
4K Read 12.2
4K Write 32.6
4K Mixed 20.6
62% 21.8 MB/s
DQ Read 164
DQ Write 165
DQ Mixed 91.3
89% 140 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 76,033,561 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 Electra 3G S 240GB Builds (Compare 1,619 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 3%
Tree trunk
Desktop
Desktop 56%
Gunboat
Workstation
Workstation 3%
Tree trunk

System: HP Compaq 6200 Pro SFF PC

CPU
Core i5-2400Intel  $250Bench 61%, 166,255 samples613x
Core i3-2100Intel  $49Bench 51%, 63,701 samples252x
Core i3-2120Intel  $75Bench 51%, 77,810 samples203x
GPU
HD 2000 (Desktop 1.1 GHz)IntelBench 1%, 150,891 samples988x
GT 1030NvidiaBench 14%, 185,384 samples109x
GeForce GT 710NvidiaBench 3%, 187,161 samples99x
SSD
Mercury Electra 3G S 240GBOWCBench 43%, 6 samples1x
RAM
M378B5773DH0-CH9 2x2GBSamsungBench 45%, 4,605 samples19x
8JTF25664AZ-1G4M1 2x2GBMicronBench 46%, 1,198 samples18x
2x8GBUnknownBench 64%, 236,291 samples15x
EDIT WITH CUSTOM PC BUILDER Value: 62% - Good Total price: $250

Popular Mercury Electra 3G S 240GB 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.

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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) May 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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1074 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 i5-12600K $159Nvidia RTX 4060 $290Crucial MX500 250GB $39
Intel Core i5-12400F $109Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-13600K $260Nvidia RTX 4070 $550Samsung 870 Evo 250GB $45
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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