Sky Render on 17 December 2008
No sense limiting it to just the consoles... Especially since that would make this a very short list.
Wii: 43 (20 standard, 6 WiiWare, 17 VC)
DS: 19
PSP: 17
PC: 5 (but only if you count Orange Box as 3 games)
Sky Render - Sanity is for the weak.