Average Bench: 28.7% (104th of 639)

Based on 263 user benchmarks.  Device: VID 0411 PID 0240 Model: BUFFALO HD-PCFU3
Poor: 13%Average: 28.7% Great: 43%

Very poor average bench

The BUFFALO HD-PCFU3 1TB averaged 71.3% 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 Random Write Speed 1.58MB/s
Avg. Sustained Write Speed 69.8MB/s

Good consistency

The range of scores (95th - 5th percentile) for the BUFFALO HD-PCFU3 1TB is 29.6%. This is a relatively narrow range which indicates that the BUFFALO HD-PCFU3 1TB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.44MB/s
Avg. 4K Random Mixed IO Speed 0.37MB/s
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Average Bench

(Based on 263 samples)
Min Avg Max
27.8 Read 66.3 103
22.5 Write 62.6 102
14.4 Mixed 45.5 90.9
21.1 SusWrite 69.8 108
82.5% 61.1 MB/s
Min Avg Max
0.26 4K Read 0.44 0.55
0.5 4K Write 1.58 2.2
0.14 4K Mixed 0.37 0.9
68.1% 0.8 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
241GB free, PID 0240
Operating at USB 3.0 Speed
SusWrite @10s intervals: 96 95 95 95 95 95 MB/s
Read 97.5
Write 40.5
Mixed 39.5
SusWrite 95.2
87% 68.2 MB/s
4K Read 0.5
4K Write 2.1
4K Mixed 0.8
100% 1.13 MB/s
52GB free, PID 0240
Operating at USB 3.0 Speed
SusWrite @10s intervals: 91 91 91 91 91 91 MB/s
Read 96.7
Write 97.8
Mixed 58.5
SusWrite 91.3
116% 86.1 MB/s
4K Read 0.5
4K Write 2
4K Mixed 0.9
100% 1.13 MB/s
52GB free, PID 0240
Operating at USB 3.0 Speed
SusWrite @10s intervals: 89 90 90 91 90 90 MB/s
Read 96.7
Write 97.5
Mixed 56.8
SusWrite 89.8
114% 85.2 MB/s
4K Read 0.5
4K Write 1.9
4K Mixed 0.8
94% 1.07 MB/s
619GB free, PID 0240
Operating at USB 3.0 Speed
SusWrite @10s intervals: 86 88 88 88 88 88 MB/s
Read 93.2
Write 92.5
Mixed 36.8
SusWrite 87.8
103% 77.6 MB/s
4K Read 0.5
4K Write 1.5
4K Mixed 0.6
73% 0.87 MB/s
263 MORE »
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USB Flash Drive Rankings (Price vs Performance) May 2019 USB Rankings.

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.
  • 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

639 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different USBs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-8700K $356Nvidia GTX 1070 $314Samsung 850 Evo 250GB $92
AMD Ryzen 5 2600 $140Nvidia 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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