On 2/15/25 11:35, Henry Bent wrote: > A 4/600 with HyperSPARCs, I think. I'm pretty sure there was never > sun4d support in SunOS4. > > Doesn't the 4/600 only have a 40MHz MBUS? In that case you could only > put 180MHz hyperSPARCs in it. Sure, but you can put a LOT of them. B-) -Dave -- Dave McGuire, AK4HZ New Kensington, PA