What card do you have fx? On my tnt2u, I got 5 more fps in q3, and diablo 2 seemed a lot smoother. After getting my Geforce 2 MX board, diablo 2 became really jumpy.
ASUS Rampage III Formula Intel X58, Intel Core i7-930 @ 3.6, Patriot Viper II Sector 7 Edition 12GB, Galaxy Geforce GTX 680 SLI, LITE-ON Internal Blu-ray Burner 12X, Dell UltraSharp U2711 IPS-Panel Black 27" 6ms, Corsair Hydro Series H100, ENERMAX SGALAXY EVO EGX1250EWT, Corsair Obsidian 800D, Windows 7 x64
Alienware X-51, Core firstname.lastname@example.org, 4 gb 1333, 1 TB WD, Evga Geforce 650ti