Performance comparison
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J-Link performance comparison
The following table lists performance values of popular JTAG emulators for download into RAM:
| Product | Download speed |
|---|---|
| Abatron BDI2000 | up to 340 Kbytes/s |
| Abatron BDI1000 | up to 170 Kbytes/s |
| Amontec JTAGkey | up to 135 Kbytes/s |
| ARM RealView Multi-ICE | up to 130 Kbytes/s |
| Hitex Tantino | up to 130 Kbytes/s |
| Hitex Tanto | up to 400 Kbytes/s |
| Ronetix PEEDI | up to 409 Kbytes/s |
| Rowley CrossConnect for ARM | up to 200 Kbytes/s |
| Segger J-Link | up to 720 Kbytes/s |
All download speeds are taken from specifications found on manufacturer's website on March 20, 2007. If different values have been found, the highest one has been used. Please note that the actual speed depends on various factors, such as JTAG, clock speed, host CPU core etc.
Measuring J-Link download speed
JLink.exe has been used to measure performance. The hardware consisted of:
- PC with 2.6 GHz Pentium 4, running Win2K
- USB 2.0 port
- USB 2.0 hub
- J-Link
- Target with ARM7 running at 50 MHz
A screenshoot of JLink.exe after the measuresment has been performed. 
