TEST
YOUR USB

Samsung (ExtHD)

SSD 850 PRO 1TB

▲ 500 ▼

Release date ≈ Q1 2017.

Average Bench: 133% (3rd of 639)

Based on 3 user benchmarks.  Device: VID 174c PID 5106 Model: Samsung SSD 850 PRO 1TB
Poor: 128%Average: 133% Great: 139%

Outstanding average bench

The Samsung SSD 850 PRO 1TB averaged 33.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SSD 850 PRO 1TB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 27.1MB/s
Avg. 4K Random Write Speed 24MB/s

Unknown consistency

There are too few samples to reasonably determine how consistently this USB perfroms. This result should be interpreted with caution.

Weaknesses

Avg. Sequential Read Speed 202MB/s
Avg. Sustained Write Speed 110MB/s
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Average Bench

(Based on 3 samples)
Rank 3133%
Min Avg Max
124 Read 202 248
120 Write 139 172
120 Mixed 161 203
110 SusWrite 110 110
198% 153 MB/s
Min Avg Max
16.5 4K Read 18.1 19.1
21.8 4K Write 24 25.9
11.1 4K Mixed 14.5 21.1
1,378% 18.9 MB/s
Min Avg Max
20 DQ Read 20.7 21.7
26.2 DQ Write 27.1 28.5
11.4 DQ Mixed 15.2 22.5
1,517% 21 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
262GB free, PID 5106
Operating at USB 3.0 Speed
SusWrite @10s intervals: 155 123 91 87 91 110 MB/s
139% Outstanding
Read 248
Write 172
Mixed 203
SusWrite 110
236% 183 MB/s
4K Read 19.1
4K Write 24.4
4K Mixed 21.1
1,618% 21.5 MB/s
DQ Read 21.7
DQ Write 26.8
DQ Mixed 22.5
1,757% 23.7 MB/s
250GB free, PID 5106
Operating at USB 3.0 Speed
132% Outstanding
Read 233
Write 124
Mixed 161
204% 173 MB/s
4K Read 16.5
4K Write 21.8
4K Mixed 11.1
1,179% 16.5 MB/s
DQ Read 20
DQ Write 28.5
DQ Mixed 11.7
1,442% 20.1 MB/s
266GB free, PID 5106
Operating at USB 3.0 Speed
128% Outstanding
Read 124
Write 120
Mixed 120
156% 121 MB/s
4K Read 18.6
4K Write 25.9
4K Mixed 11.4
1,337% 18.6 MB/s
DQ Read 20.5
DQ Write 26.2
DQ Mixed 11.4
1,352% 19.3 MB/s
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We highlight the best USB flash drive in terms of balanced performance and value for money using current prices, sequential read, sequential write , 4k read and 4k write speed. The speeds are combined to form a single effective speed which measures performance for tasks such as copying photos, music and videos. Effective speed is adjusted by current price and capacity to yield value for money. Finally thousands of individual user ratings are used to validate our benchmark figures. [USBFlashPro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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