ATI FireGL V8600 1GB GDDR4 512-Bit Dual DVI Mini Din-3 PCI-Express 1.0 x16 Double Height Graphics Video Card ATI-102-B31301.ATI Part Number: ATI-102-B31301ATI Model Number: FireGL V8600Compatible Part Numbers: 102B3130200 7121045500GSpecifications:Bus Interface: PCI-Express 1.0 x16GPU Name: R600GPU Variant: R600 V8600Architecture: TeraScaleProcess Size: 80 nmTransistors: 720 millionDie Size: 420 mm²GPU Clock: 688 MHzMemory Clock:868 MHz 1736 MHz effectiveMemory Size: 1024 MBMemory Type: GDDR4Memory Bus: 512 bitBandwidth: 111.1 GB/sThermal Design Power: 159 WPorts:2 DVI1 Mini Din-3DirectX: 10.0OpenGL: 3.3Shader Model: 4.0Shading Units: 320TMUs: 16ROPs: 16Compute Units: 4Pixel Rate: 11.01 GPixel/sTexture Rate: 11.01 GTexel/sFP32 (Float) Performance: 440.3 GFLOPS