Radeon HD 3870 vs GeForce 9800 GX2

Radeon HD 3870
GeForce 9800 GX2
320 Shaders
1GB GDDR4
777MHz
2x 128 Shaders
2x 512MB GDDR3
600MHz
FP32
0.5 TFLOPS
FP32
0.77 TFLOPS
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Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
106W
TDP
197W
Power Connectors
1x 6-Pin
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Power Connectors
1x 6-Pin
1x 8-Pin
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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 3000
Family
GeForce 9000
Codename
Boom
RV670
Variant
RV670 XT
Codename
NV92
G92
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Market Segment
Desktop
Market Segment
Desktop
Release Date
11/19/2007
Release Date
3/18/2008
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
55nm
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Fabrication Node
65nm
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Die Size
192 mm²
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Die Size
2x 324 mm²
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Transistor Count
666 Million
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Transistor Count
2x 754 Million
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Transistor Density
3.47M/mm²
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Transistor Density
2.33M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
320 Shaders
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Shading Units
2x 128 Shaders
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Texture Mapping Units
16 TMUs
Texture Mapping Units
2x 64 TMUs
Render Output Units
16 ROPs
Render Output Units
2x 16 ROPs
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Streaming Multiprocessors
2x 16 SMs
Compute Units
4 CUs
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777MHz
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1500MHz Shader
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600MHz
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FP32
0.5 TFLOPS
FP32
0.77 TFLOPS
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FP64
0.1 TFLOPS
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FP64
0.1 TFLOPS
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Pixel Fillrate
12.432 GPixel/s
Pixel Fillrate
9.6 GPixel/s
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Texture Fillrate
12.432 GTexel/s
Texture Fillrate
38.4 GTexel/s
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L1
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Unknown
L1
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Unknown
L2
256KB Shared
L2
64KB Shared
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1GB
GDDR4
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2x 512MB
GDDR3
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Bus Width
256Bit
Bus Width
256Bit
Clock
1126MHz
Transfer Rate
2.3GT/s
Bandwidth
72.1GB/s
Clock
1000MHz
Transfer Rate
2GT/s
Bandwidth
64GB/s
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TDP
106W
TDP
197W
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1x S-Video
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2x DVI-I Dual-Link
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1x S-Video
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2x DVI-I Dual-Link
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Max Resolution
2560x1600
Max Resolution
2560x1600
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
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-
Variable Refresh Rate
-
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Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
2
Multi Monitor Support
2
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No Encoders
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No Encoders
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Model
UVD 1.0
No Decoders
Codec
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VC-1
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AVC (H.264)
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Direct X
10
Direct 3D
10_1
Direct X
11
Direct 3D
10_0
OpenGL
3.3
OpenCL
1.1
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OpenGL
3.3
OpenCL
1.1
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Shader Model
4.1
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GFX
3
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Shader Model
4.0
CUDA
1.1
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PureVideo HD
VP2
VDPAU
Feature Set A
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1x Fan
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1x Fan
Power Connectors
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1x 6-Pin
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Power Connectors
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1x 6-Pin
1x 8-Pin
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Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
4-way CrossFireX
Multi GPU Support
Supported
Type
2-way SLI
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Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
38 mm (1.5 in)
Change Results