Strongest CUDA upgrade for a 300Watt HP Compaq dc5800 ? accelerating biomedical image analysis app&#

Sorry for the double post - a newbie mistake :teehee:
Original post: Strongest CUDA upgrade for a 300Watt HP Compaq dc5800 ?

Please reply there (or perhaps one of the moderator move the original post here!?)

a GT 240 (96 shaders). Compute 1.2 Needs no extra power cable, just a PCI-x x16 slot.

a GTS 250 (112 Shaders), Compute 1.1. if you have two unused Molex connectors in your PC to use the included power adaptor to 6 pin PCI-x power. But this may already exceed your power limits, based on what else is in your PC (processor, drives).