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1、Chipset HD6990 4GB HD6970 2GBFleX EditionHD6970 2GBFleX BF3EditionHD6970 2GBDual Fan HD6970 2GB HD6970 2GBHD6950 Toxic2GBHD6950 1GB DualFan HD6950 FleX2GB HD6950 2GB HD6950 2GBSKU 21193-00 11187-06 11187-04 11187-03 11187-00 21187-00 11188-07R 11188-09 11188-04 21188-00 11188-00ASIC 2 x Cayman XT Ca
2、yman XT Cayman XT Cayman XT Cayman XT Cayman XT Cayman Pro Cayman Pro Cayman Pro Cayman Pro Cayman ProPerformanceGraphicsAccelerationprocess 0,04 0,04 0,04 0,04 0,04 0,04 0,04 0,04 0,04 0,04 0,04 transistor count 2 x 2640 Mio 2640 Mio 2640 Mio 2640 Mio 2640 Mio 2640 Mio 2640 Mio 2640 Mio 2640 Mio 26
3、40 Mio 2640 Miomemory options 4 GB 2 GB 2 GB 2 GB 2 GB 2 GB 2 GB 1 GB 2 GB 2 GB 2 GBCore frequency 830 / 880 880/930 880/930 880 880 880 880 800 800 800 800Memory frequency (eff.) 5000 5500 5500 5500 5500 5500 5200 5000 5000 5000 5000Unified shader pipelines 3072 1536 1536 1536 1536 1536 1408 1408 1
4、408 1408 1408Memory Bus (bit) 2 x 256 256 256 256 256 256 256 256 256 256 256memory type GDDR5 GDDR5 GDDR5 GDDR5 GDDR5 GDDR5 GDDR5 GDDR5 GDDR5 GDDR5 GDDR5data bus PCI Express 2.1x16 PCI Express 2.1x16 PCI Express 2.1x16 PCI Express 2.1x16 PCI Express 2.1x16 PCI Express 2.1x16 PCI Express 2.1x16 PCI
5、Express 2.1 x16 PCI Express 2.1x16 PCI Express 2.1x16 PCI Express 2.1x16RAMDAC 400MHz 400MHz 400MHz 400MHz 400MHz 400MHz 400MHz 400MHz 400MHz 400MHz 400MHzpeak memory bandwidth(GB/sec) 320.00 176.00 176.00 176.00 176.00 176.00 166.40 160.00 160.00 160.00 160.00Imagequality3Dqualitystandard cooling A
6、ctive Active Active Active Active Active Active Active - Dual Fan Active Active Activestandard slot solution Dual Dual Dual Dual Dual Dual Dual Dual Dual Dual Dualexternal power need yes, 8pin+8pin yes, 8pin+6pin yes, 8pin+6pin yes, 8pin+6pin yes, 8pin+6pin yes, 8pin+6pin yes, 6pin+6pin yes, 6pin+6p
7、in yes, 6pin+6pin yes, 6pin+6pin yes, 6pin+6pinDirectX DX11 SM5.0 DX11 SM5.0 DX11 SM5.0 DX11 SM5.0 DX11 SM5.0 DX11 SM5.0 DX11 SM5.0 DX11 SM5.0 DX11 SM5.0 DX11 SM5.0 DX11 SM5.0OpenGL 4.1 4.1 4.1 4.1 4.1 4.1 4.1 4.1 4.1 4.1 4.1Memory Optimization Hyper Z HD Hyper Z HD Hyper Z HD Hyper Z HD Hyper Z HD
8、Hyper Z HD Hyper Z HD Hyper Z HD Hyper Z HD Hyper Z HD Hyper Z HDFull Screen Anti-Aliasing Smoothvision HD+ Adaptive AA Smoothvision HD+ Adaptive AA Smoothvision HD+ Adaptive AA Smoothvision HD+ Adaptive AA Smoothvision HD+ Adaptive AA Smoothvision HD+ Adaptive AA Smoothvision HD+ Adaptive AA Smooth
9、vision HD +Adaptive AA Smoothvision HD+ Adaptive AA Smoothvision HD+ Adaptive AA Smoothvision HD+ Adaptive AAHDR(10:10:10:2)16-bit integer orfloating point16-bit integer orfloating point16-bit integer orfloating point16-bit integer orfloating point16-bit integer orfloating point16-bit integer orfloa
10、ting point16-bit integer orfloating point16-bit integer orfloating point16-bit integer orfloating point16-bit integer orfloating point16-bit integer orfloating pointVideoqualityAdaptive De-Interlace Video Shader HD Video Shader HD Video Shader HD Video Shader HD Video Shader HD Video Shader HD Video
11、 Shader HD Video Shader HD Video Shader HD Video Shader HD Video Shader HDVideo accelerationMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, M
12、VCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCMPEG-2, MPEG-4,DivX, WMV9, VC-1,H.264, MVCdisplaysupportVGA via adapter via adapter via
13、adapter via adapter via adapter via adapter via adapter via adapter via adapter via adapter via adapterDVI-I 1 1 1 1 1 1 1 1 1 1 1DVI-D 2 via adapters 1+1 from HDMI -DVI adapter 1+1 from HDMI -DVI adapter 1 1 1 1 1 1 1 1HDMI via adapter 1 1 1 1 1 1 1 1 1 1Display Port/Mini DP 0/4 0/2 0/2 0/2 0/2 0/2
14、 0/2 1/0 0/2 0/2 0/2HDMI compliance /HDCP ready HDMI 1.4a /yesHDMI 1.4a /yesHDMI 1.4a /yesHDMI 1.4a /yesHDMI 1.4a /yesHDMI 1.4a /yesHDMI 1.4a /yesHDMI 1.4a /yesHDMI 1.4a /yesHDMI 1.4a /yesHDMI 1.4a /yesHDMI modes 480p, 720p, 1080i,1080p 480p, 720p, 1080i,1080p 480p, 720p, 1080i,1080p 480p, 720p, 108
15、0i,1080p 480p, 720p, 1080i,1080p 480p, 720p, 1080i,1080p 480p, 720p, 1080i,1080p 480p, 720p, 1080i,1080p 480p, 720p, 1080i,1080p 480p, 720p, 1080i,1080p 480p, 720p, 1080i,1080pDual-Link DVI 1 1 1 1 1 1 1 1 1 1 1native display support 10-bit 10-bit 10-bit 10-bit 10-bit 10-bit 10-bit 10-bit 10-bit 10-
16、bit 10-bit3D Graphics Resolution 5 x 1920x1200 4 x 1920x1200 4 x 1920x1200 4 x 1920x1200 4 x 1920x1200 4 x 1920x1200 4 x 1920x1200 3 x 1920x1200 4 x 1920x1200 4 x 1920x1200 4 x 1920x1200SKU 21193-00 11187-06 11187-03 11187-03 11187-00 21187-00 11188-07R 11188-09 11188-04 21188-00 11188-00Power Draw Min (Idle) 37 W 20 W 20 W 20 W 20 W 20 W 20 W 20 W 20 W 20 W 20 WMax 375 / 450 W 250 W 250 W 250 W 250 W 250 W 200 W 200 W 200 W 200 W 200 Wcomparison GTX590 GTX 570 GTX 570 GTX 5
