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GeneralRe: Gosh it's hard to build a performance PC these days Pin
Dan Neely21-Nov-22 3:29
Dan Neely21-Nov-22 3:29 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
honey the codewitch21-Nov-22 3:31
mvahoney the codewitch21-Nov-22 3:31 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
jmaida19-Nov-22 16:22
jmaida19-Nov-22 16:22 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
honey the codewitch19-Nov-22 16:37
mvahoney the codewitch19-Nov-22 16:37 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Daniel Pfeffer19-Nov-22 18:01
professionalDaniel Pfeffer19-Nov-22 18:01 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
honey the codewitch19-Nov-22 18:19
mvahoney the codewitch19-Nov-22 18:19 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Stuart Dootson21-Nov-22 1:11
professionalStuart Dootson21-Nov-22 1:11 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
trønderen21-Nov-22 2:49
trønderen21-Nov-22 2:49 
Has anyone ever made a Cray-2 simulator running on a modern PC? I'd be curious to know how the hardware 1985 Cray-2 would compare to an emulator on a top-range gaming PC of 2022!

I suspect that the result might be like my Alma Mater's Cray-1: After a few years it was thrown out - its processing speed was certainly high enough, but for the major tasks - weather forecasting and FEM - the volume of the raw data to be processed was so immense (for the day) that the CPU was idling, waiting for the input channels to fill up memory. The Cray-1 was replaced by a Cray-2; apparently, the Cray-2 I/O-capacity was a lot higher. I wouldn't be surprised if a modern CPU/GPU can compete in processing power, but given similar weather forecasting / FEM tasks, the bottleneck would be the I/O, just like the Cray-1.

Yes, there are datacenter-oriented versions of the top chips, with loads of PCIe lanes. They would probably come out better than the gaming-oriented chips.
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Maximilien20-Nov-22 3:24
Maximilien20-Nov-22 3:24 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
honey the codewitch20-Nov-22 3:30
mvahoney the codewitch20-Nov-22 3:30 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Reelix20-Nov-22 21:28
Reelix20-Nov-22 21:28 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Rick York20-Nov-22 5:07
mveRick York20-Nov-22 5:07 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
honey the codewitch20-Nov-22 5:23
mvahoney the codewitch20-Nov-22 5:23 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Rick York20-Nov-22 12:56
mveRick York20-Nov-22 12:56 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
honey the codewitch20-Nov-22 17:09
mvahoney the codewitch20-Nov-22 17:09 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Rick York20-Nov-22 20:07
mveRick York20-Nov-22 20:07 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
dandy7220-Nov-22 5:20
dandy7220-Nov-22 5:20 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
honey the codewitch20-Nov-22 5:26
mvahoney the codewitch20-Nov-22 5:26 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
dandy7221-Nov-22 3:22
dandy7221-Nov-22 3:22 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
trønderen20-Nov-22 11:32
trønderen20-Nov-22 11:32 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Paul Sanders (the other one)20-Nov-22 22:59
Paul Sanders (the other one)20-Nov-22 22:59 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
honey the codewitch21-Nov-22 2:06
mvahoney the codewitch21-Nov-22 2:06 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Kirk 1038982121-Nov-22 3:35
Kirk 1038982121-Nov-22 3:35 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
honey the codewitch21-Nov-22 3:46
mvahoney the codewitch21-Nov-22 3:46 
GeneralRe: Gosh it's hard to build a performance PC these days Pin
Richard Meadows21-Nov-22 4:03
Richard Meadows21-Nov-22 4:03 

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