« Usb » : différence entre les versions
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| (10 versions intermédiaires par le même utilisateur non affichées) | |||
| Ligne 7 : | Ligne 7 : | ||
! Actual transfer speed | ! Actual transfer speed | ||
|- | |- | ||
| USB 3.2 || USB 3.2 Gen 2x2 || 20 Gbit/s = 2.5 Go/s = 2.33 Gio/s || | | USB 3.2 || USB 3.2 Gen 2x2 || 20 Gbit/s = 2.5 Go/s = 2.33 Gio/s || 950 Mo/s | ||
|- | |- | ||
| USB 3.1 || USB 3.2 Gen 2 || 10 Gbit/s = 1.25 Go/s = 1.16 Gio/s || | | USB 3.1 || USB 3.2 Gen 2 || 10 Gbit/s = 1.25 Go/s = 1.16 Gio/s || 540 Mo/s | ||
|- | |- | ||
| USB 3.0 || USB 3.2 Gen 1 || 5 Gbit/s = 625 Mo/s = 596 Mio/s || | | USB 3.0 || USB 3.2 Gen 1 || 5 Gbit/s = 625 Mo/s = 596 Mio/s || 3.2 Gbit/s = 400 MB/s | ||
|} | |} | ||
| Ligne 25 : | Ligne 25 : | ||
= Clés USB = | = Clés USB = | ||
Benchmark: {{boxx|gnome-disks}} (paquet {{boxx|gnome-disk-utility}}) | Benchmark: {{boxx|gnome-disks}} (paquet {{boxx|gnome-disk-utility}}) | ||
{| class="wikitable wtp" | |||
| Name || USB || Read (Mo/s) || Write (Mo/s) || Access time (ms)|| Operating temperature (°C) || Capacity (GB) | |||
|- | |||
| [https://www.sandisk.com/home/usb-flash/ultra-fit-usb SanDisk Ultra Fit] || 3.0 || 150 || 45 || || 0 - 45 !overheating! || 64 | |||
|- | |||
| [https://www.sandisk.com/home/mobile-device-storage/ultra-dual-usb-drive-3 SanDisk Ultra Dual] || 3.0 + micro-USB || 130 || 9 || || 0 - 45 || 16 | |||
|- | |||
| Kingston DataTraveler || 3.0 || 185 || 6 || 0.78 || || 128 | |||
|- | |||
| [http://www.toshiba-memory.com/cms/en/products/usb-sticks/usb3/transmemory-usb3.html Toshiba TransMemory U302] || 3.0 || 115 || 6 || || 0 - 50 || 16 | |||
|- | |||
| [https://www.kingston.com/en/usb-flash-drives/datatraveler-micro Kingston DataTraveler micro] || 3.1 || 117 || 2.6 || 0.88 || || 128 | |||
|- | |||
| [https://www.sandisk.com/home/usb-flash/cruzer-blade SanDisk Cruzer Blade] || 2.0 || 27 || 6.5 || || 0 - 45 | |||
|} | |||
{| class="wikitable wtp" | {| class="wikitable wtp" | ||
Dernière version du 22 avril 2023 à 22:19
USB 3.x
| Specification | Name | Transfer speed | Actual transfer speed |
|---|---|---|---|
| USB 3.2 | USB 3.2 Gen 2x2 | 20 Gbit/s = 2.5 Go/s = 2.33 Gio/s | 950 Mo/s |
| USB 3.1 | USB 3.2 Gen 2 | 10 Gbit/s = 1.25 Go/s = 1.16 Gio/s | 540 Mo/s |
| USB 3.0 | USB 3.2 Gen 1 | 5 Gbit/s = 625 Mo/s = 596 Mio/s | 3.2 Gbit/s = 400 MB/s |
USB 2.0
- High Speed: 480 Mbit/s → 60 Mo/s
Due to bus access constraints, the effective throughput of the High Speed signaling rate is limited to 280 Mbit/s → 35 Mo/s. - Full Speed: 12 Mbit/s → 1.5 Mo/s
- Low Speed: 1.5 Mbit/s → 187 Ko/s
USB 1.x
- Low Speed: 1.5 Mbit/s → 187 Ko/s
- Full Speed: 12 Mbit/s → 1.5 Mo/s
Clés USB
Benchmark: gnome-disks (paquet gnome-disk-utility)
| Name | USB | Read (Mo/s) | Write (Mo/s) | Access time (ms) | Operating temperature (°C) | Capacity (GB) |
| SanDisk Ultra Fit | 3.0 | 150 | 45 | 0 - 45 !overheating! | 64 | |
| SanDisk Ultra Dual | 3.0 + micro-USB | 130 | 9 | 0 - 45 | 16 | |
| Kingston DataTraveler | 3.0 | 185 | 6 | 0.78 | 128 | |
| Toshiba TransMemory U302 | 3.0 | 115 | 6 | 0 - 50 | 16 | |
| Kingston DataTraveler micro | 3.1 | 117 | 2.6 | 0.88 | 128 | |
| SanDisk Cruzer Blade | 2.0 | 27 | 6.5 | 0 - 45 |
| SanDisk Ultra Fit | SanDisk Ultra Dual | Toshiba TransMemory U302 | SanDisk Cruzer Blade | |
| USB | 3.0 | 3.0 + micro-USB | 3.0 | 2.0 |
| Lecture | 150 Mo/s | 130 Mo/s | 115 Mo/s | 27 Mo/s |
| Écriture | 45 Mo/s | 9 Mo/s | 6 Mo/s | 6.5 Mo/s |
| Operating temperature | 0°C - 45°C | 0°C - 45°C | 0°C - 50°C | 0°C - 45°C |
