Double lifetime warranty on it (I sent in a 7600 as an RMA and they sent me this card as a replacement.. it is new, just no box, but has the driver CD.) PM me offer, no reasonable offer ignored.
References:
Ebay - beaver66801 (Selling Refs)

I don't have any seller refs on wiinewz/psx-scene, only buying.

XFX GeForce 8600 GT 256MB ddr3 PCI-E Video Card -XXX Edition

System Requirements:

-PCI Express x16 slot
-512MB System Memory
-Intel: Pentium 4 or higher
-AMD: Athlon or higher
-PCI-E Compliant Motherboard: Intel or AMD Certified
-Minimum 350Watt or greater power supply (Just remember a good one, not a cheap one)

Video Card is Nvidia SLI ready
Core clock 620MHz
Stream Processors 32
Memory
Memory Clock 1600MHz
Memory Size 256MB
Memory Interface 128-bit
Memory Type GDDR3

Features:

-Nvidia unified architecture with GigaThread technology
-Full Microsoft DirectX 10 Shader Model Support
-Nvidia SLI Ready
-16x full screen anti-aliasing
-True 128-bit floating point high dynamic-range (HDR) lighting
-Nvidia Quantam Effects physics processing technology
-Two Dual-Link DVI outputs support two 2560x1600 resolution displays
-PureVideo HD Technology
-PCI Express support
- Open GL 2.0 support
-Nvidia Forceware unified driver Architechture (UDA)
-Built for Microsoft Windows Vista.