Pentium 4 560J ships with BTX cooler@ 2004/12/27
The combo costs around ¥50,000 but you can't buy it unless you buy the appropriate BTX motherboard, according to the site.
This is because the screws are placed in a diferent position.
The site describes the CPU cooler as enormous and certainly compared to the microprocessor - the "brains of the computer" - it is quite the Gog of the Guildhall, or maybe the stovepipe hat of the 21st century.
We don't think you'll be needing to go workout at the gymnasium quite as often when the BTX revolution arrives.
As you can see by going here