fglrx
Intel Core i5-3570 testing with a ASUS P8B75-M and ATI Radeon HD 4800 512MB on Ubuntu 12.04 via the Phoronix Test Suite.


with fglrx driver: 

	Processor: Intel Core i5-3570 @ 3.40GHz (4 Cores), Motherboard: ASUS P8B75-M, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 8192MB, Disk: 320GB Western Digital WD3200SD-01K + 320GB Western Digital WD3200AAKS-0, Graphics: ATI Radeon HD 4800 512MB (640/993MHz), Audio: VIA VT1708S, Monitor: Acer G236HL, Network: Realtek RTL8111/8168/8411

	OS: Ubuntu 12.04, Kernel: 3.2.0-58-generic (x86_64), Desktop: KDE 4.12.0, Display Server: X Server 1.11.3, Display Driver: fglrx 8.96.4, OpenGL: 3.3.11627, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1920x1080

ATI Radeon HD 4800: 

	Processor: Intel Core i5-3570 @ 3.40GHz (4 Cores), Motherboard: ASUS P8B75-M, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 8192MB, Disk: 320GB Western Digital WD3200SD-01K + 320GB Western Digital WD3200AAKS-0, Graphics: ATI Radeon HD 4800 512MB (640/993MHz), Audio: VIA VT1708S, Monitor: Acer G236HL, Network: Realtek RTL8111/8168/8411

	OS: Ubuntu 12.04, Kernel: 3.2.0-58-generic (x86_64), Desktop: KDE 4.12.0, Display Server: X Server 1.11.3, Display Driver: fglrx 8.96.4, OpenGL: 3.3.11627, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1920x1080


VDrift 2010-06-30
Resolution: 1680 x 1050
Frames Per Second > Higher Is Better
with fglrx driver .. 43.22 |===================================================
ATI Radeon HD 4800 . 31.82 |======================================


Nexuiz 2.5.2
Resolution: 1680 x 1050 - HDR: Yes - Sound: Off
Frames Per Second > Higher Is Better
ATI Radeon HD 4800 . 114.63 |==================================================