Radeon HD 2900 XT vs GeForce 8800 GTX
Radeon HD 2900 XT
GeForce 8800 GTX
|
320 Shaders
1GB GDDR4
743MHz
|
128 Shaders
768MB GDDR3
575MHz
|
|
FP32
0.48 TFLOPS
|
FP32
0.35 TFLOPS
|
|
-
-
|
-
-
|
|
Form Factor
PCIe Card
2.0-Slots
|
Form Factor
PCIe Card
2.0-Slots
|
|
TDP
215W
|
TDP
145W
|
|
Power Connectors
1x 6-Pin
1x 8-Pin
-
-
|
Power Connectors
2x 6-Pin
-
-
-
|
|
GB5 OpenCL - N/A
0%
|
GB5 OpenCL - N/A
0%
|
|
GB5 CUDA - N/A
0%
|
GB5 CUDA - N/A
0%
|
|
GB5 Metal - N/A
0%
|
GB5 Metal - N/A
0%
|
|
GB5 Vulkan - N/A
0%
|
GB5 Vulkan - N/A
0%
|
|
OCT 2020.1 - N/A
0%
|
OCT 2020.1 - N/A
0%
|
|
OCT Metal - N/A
0%
|
OCT Metal - N/A
0%
|
|
Manufacturer
ATI
|
Manufacturer
NVIDIA
|
|
Chip Designer
ATI
|
Chip Designer
NVIDIA
|
|
Architecture
TeraScale 1
|
Architecture
Tesla
|
|
Family
Radeon HD 2000
|
Family
GeForce 8000
|
|
Codename
Pele
R600
Variant
R600 XT
|
Codename
NV50
G80
Variant
G80-300-A2
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
5/14/2007
|
Release Date
11/8/2006
|
|
Foundry
TSMC
-
|
Foundry
TSMC
-
|
|
Fabrication Node
80nm
-
|
Fabrication Node
90nm
-
|
|
Die Size
420 mm²
-
|
Die Size
484 mm²
-
|
|
Transistor Count
720 Million
-
|
Transistor Count
681 Million
-
|
|
Transistor Density
1.71M/mm²
-
|
Transistor Density
1.41M/mm²
-
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
320 Shaders
-
|
Shading Units
128 Shaders
-
|
|
Texture Mapping Units
16 TMUs
|
Texture Mapping Units
32 TMUs
|
|
Render Output Units
16 ROPs
|
Render Output Units
24 ROPs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
Streaming Multiprocessors
16 SMs
|
|
Compute Units
4 CUs
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
-
743MHz
|
-
1350MHz Shader
-
575MHz
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
FP32
0.48 TFLOPS
|
FP32
0.35 TFLOPS
|
|
-
-
|
-
-
|
|
-
-
-
|
FP64
0.04 TFLOPS
-
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
Pixel Fillrate
11.888 GPixel/s
|
Pixel Fillrate
13.8 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
11.888 GTexel/s
|
Texture Fillrate
18.4 GTexel/s
|
|
-
-
|
-
-
|
|
L1
-
-
-
Unknown
|
L1
-
-
-
Unknown
|
|
L2
256KB Shared
|
L2
96KB Shared
|
|
-
-
-
|
-
-
-
|
|
1GB
GDDR4
-
|
768MB
GDDR3
-
|
|
Bus Width
512Bit
|
Bus Width
384Bit
|
|
Clock
1000MHz
Transfer Rate
2GT/s
Bandwidth
128GB/s
|
Clock
900MHz
Transfer Rate
1.8GT/s
Bandwidth
86.4GB/s
|
|
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
|
|
TDP
215W
|
TDP
145W
|
|
-
-
|
-
-
|
|
-
1x S-Video
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
-
1x S-Video
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
|
Max Resolution
2560x1600
|
Max Resolution
2560x1600
|
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
-
-
-
|
Variable Refresh Rate
-
-
-
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
2
|
Multi Monitor Support
2
|
|
-
-
|
-
-
|
|
No Encoders
-
|
No Encoders
-
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
|
Model
UVD 1.0
|
No Decoders
|
|
Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
|
Direct X
10
Direct 3D
10_0
|
Direct X
11
Direct 3D
10_0
|
|
OpenGL
3.3
OpenCL
1.1
-
-
|
OpenGL
3.3
OpenCL
1.1
-
-
|
|
Shader Model
4.0
-
-
GFX
3
-
-
-
-
|
Shader Model
4.0
CUDA
1.0
-
-
PureVideo HD
VP1
-
-
|
|
-
-
-
1x Fan
|
-
-
-
1x Fan
|
|
Power Connectors
-
-
1x 6-Pin
1x 8-Pin
-
-
-
|
Power Connectors
-
-
2x 6-Pin
-
-
-
-
|
|
Slots Required
2.0
PCIe Version
1.0
PCIe Lanes
16
|
Slots Required
2.0
PCIe Version
1.0
PCIe Lanes
16
|
|
Multi GPU Support
Supported
Type
4-way CrossFireX
|
Multi GPU Support
Supported
Type
4-way SLI
|
|
-
-
-
-
-
-
|
Height
111 mm (4.37 in)
Width
270 mm (10.63 in)
Depth
37 mm (1.46 in)
|
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