I downloaded a no-cd crack (which is annoying with a legit copy) and ran it with 4.6.... the graphics didn't look as good as with the 4.4s... With the 4.6 drivers, there were annoying flickers in shadows. I would definately recommend sticking with the 4.4s for the time being.
Athlon XP 2500-M @ 2520 Mhz (10.5x 240 @ 1.825v) Koolance EXOS cooled
2x 256 Mb Mushkin BH-5 (11,2,2,2,2 @3.3v)
DFI NFII Ultra Infinity
Radeon 9800 NP (R350, Samsung 8E-GC33) @ 479.25 Core/418.5 Mem
Windows XP Pro SP2 on 2x 74 GB Western Digital Raptors in Raid 0
Due to lack of funding, The light at the end of the tunnel has been shut off.