On Friday 22 June 2007 11:22:19 am Bo Morgan wrote: > > That's 53.8 GB/s for a load of 33.6 MB? Is there a burst cache effect > going on here or do you think that's sustainable for multiple seconds? > > Bo
./bandwidthTest --mode=range --dtod --start=10000000 --end=200000000 --increment=10000000 Range Mode Device to Device Bandwidth .................... Transfer Size (Bytes) Bandwidth(MB/s) 10000000 47935.4 20000000 47845.2 30000000 48923.1 40000000 49836.0 50000000 52602.0 60000000 53740.7 70000000 54015.1 80000000 53912.3 90000000 53952.7 100000000 54050.9 110000000 54001.9 120000000 53965.0 130000000 54010.2 140000000 54089.5 150000000 54026.4 160000000 54019.1 170000000 54067.7 180000000 54110.9 190000000 54004.4 200000000 54075.4 If I understand the specs right, there's a 320 bit wide data bus to on-card memory. The major hangup is that there just isn't that much (640MB on my GTS cards, 1.5GB on the Tesla) memory to start with. Josh ----- This list is sponsored by AGIRI: http://www.agiri.org/email To unsubscribe or change your options, please go to: http://v2.listbox.com/member/?member_id=231415&user_secret=e9e40a7e
