Mr.Killjoy, the GeForce 5600 is a DirectX 9 card (not 9.0c, i.e PS2.0+), but Half-Life 2 is running in DX9 mode.
r2rX
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ready2rumbelX
-Intel Core 2 Quad Q6600 (@3200Mhz)
-Gigabyte 965P-S3 motherboard
-2x2GB G.Skill PC-6400 (DDR2 800Mhz) RAM (4-4-4-12)
-Seagate 320GB (IDE) and Western Digital 500GB (SATA II) H.D
-Sapphire Radeon HD 4870 512MB GDDR 5 (790/4400)
-Windows 7 Ultimate Build 7057 (x64)
-Realtek HD w/ Creative PC Works 5.1
-2 x L.G DVD/CD-RW Combo - GSA-H62N
