I haven't made the SD-Ram controller for anything faster than 25MHz/28MHz yet, so at this point, the Blizzard is faster. You cannot pre-order, the accelerators will be available before Xmas from my known resellers.
Many parts have arrived this week, most of them for the A600 version. The second prototype is assembled, but not yet operational (will do that tomorrow). The basic idea for the A600 is "angled":
The CPU will be covered with a heat-transfer pad:
A laser-cut aluminium cooler (4mm thickness) is mounted on top:
...and the mass-storage unit (here: CF card acapter) is mounted on the cooler:
The whole unit is then pushed on top of the 68000 processor, and held in place with two screws:
Indivision ECS on an A603 now fits, even with the CPU in a socket. The A603 is at a slight angle and all components touch each other, but there is no short or anything dangerous:
...to be continued in the next post, as I may only upload 8 pictures per post.