TEST
YOUR USB

SanDisk SDCZ800-064G (Flash)

Extreme Go USB 3.1 64GB

▲ 5018 ▼

Release date ≈ Q1 2017.

Average Bench: 39.5% (45th of 639)

Based on 1,590 user benchmarks.  Device: VID 0781 PID 558b Model: SanDisk Extreme
Poor: 12%Average: 39.5% Great: 65%

Poor average bench

The SanDisk Extreme Go USB 3.1 64GB averaged 60.4% 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 Mixed IO Speed 1.71MB/s
Avg. 4K Random Write Speed 1.64MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the SanDisk Extreme Go USB 3.1 64GB is 53.5%. This is a relatively wide range which indicates that the SanDisk Extreme Go USB 3.1 64GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 4.51MB/s
Avg. Sequential Read Speed 126MB/s
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Average Bench

(Based on 1,590 samples)
Rank 4539.5%
Min Avg Max
29.4 Read 126 197
7 Write 69.6 145
10.5 Mixed 64.4 106
8.2 SusWrite 69.3 149
103% 82.5 MB/s
Min Avg Max
2.37 4K Read 4.51 5.61
0.5 4K Write 1.64 2.2
0.99 4K Mixed 1.71 2.7
130% 2.62 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
53GB free, PID 558b
Operating at USB 3.0 Speed
SusWrite @10s intervals: 109 120 147 146 146 146 MB/s
58.7% Above average
Read 155
Write 49.8
Mixed 100
SusWrite 136
140% 110 MB/s
4K Read 5.1
4K Write 1.8
4K Mixed 1.3
124% 2.73 MB/s
9GB free, PID 558b
SusWrite @10s intervals: 104 102 101 103 75 MB/s
53.3% Above average
Read 185
Write 118
Mixed 95.5
SusWrite 89.5
152% 122 MB/s
4K Read 5
4K Write 1.9
4K Mixed 1.7
141% 2.87 MB/s
29GB free, PID 558b
Operating at USB 3.0 Speed
SusWrite @10s intervals: 36 32 27 27 21 19 MB/s
22.8% Poor
Read 95.8
Write 30.4
Mixed 51.4
SusWrite 26.9
60% 51.1 MB/s
4K Read 5.1
4K Write 0.6
4K Mixed 1
73% 2.23 MB/s
27GB free, PID 558b
Operating at USB 2.1 Speed
SusWrite @10s intervals: 13 16 18 24 22 23 MB/s
17.4% Very poor
Read 37.6
Write 23.2
Mixed 27.4
SusWrite 19.4
34% 26.9 MB/s
4K Read 4
4K Write 2.2
4K Mixed 2.4
171% 2.87 MB/s
39GB free, PID 558b
Operating at USB 2.1 Speed
SusWrite @10s intervals: 2.5 4.7 3.2 0.6 9.2 4.1 MB/s
11.4% Very poor
Read 31.9
Write 17.7
Mixed 22.6
SusWrite 4
23% 19 MB/s
4K Read 4
4K Write 1.6
4K Mixed 1.5
120% 2.37 MB/s
1,590 MORE »

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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.

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Speed Comparisons

vs SanDisk Extreme 64GB
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vs SanDisk Ultra Fit 32GB
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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

Storage Devices FAQ
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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-10600K €252Nvidia RTX 3070 €430Crucial MX500 250GB €40
Intel Core i5-11400F €209Nvidia RTX 3060-Ti €344Samsung 850 Evo 120GB €90
Intel Core i5-10400F €146Nvidia RTX 3080 €602Samsung 860 Evo 250GB €61
HDDRAMUSB
Seagate Barracuda 1TB (2016) €39Corsair Vengeance LPX DDR4 3200 C16 2x8GB €93SanDisk Extreme 64GB €62
WD Blue 1TB (2012) €40Corsair Vengeance LPX DDR4 3000 C15 2x8GB €75SanDisk Extreme 32GB €27
Seagate Barracuda 3TB (2016) €150G.SKILL Trident Z DDR4 3200 C14 4x16GB €558SanDisk Ultra Fit 32GB €16
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