ATI Radeon HD 3850 X2 vs NVIDIA GeForce 9800 GTX+
ATI Radeon HD 3850 X2
$349
NVIDIA GeForce 9800 GTX+
$229
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2x 320 Shaders
1024MB (2x 512MB) GDDR3
668MHz
|
128 Shaders
1GB GDDR3
738MHz
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|
Peak AI Performance
860 GFLOPS
FP32
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Peak AI Performance
0.47 TOPS
INT32
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FP32
860 GFLOPS
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FP32
470 GFLOPS
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-
-
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-
-
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Form Factor
PCIe Card
2.0-Slots
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Form Factor
PCIe Card
2.0-Slots
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TDP
140W
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TDP
141W
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Power Connectors
1x 6-Pin
1x 8-Pin
-
-
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Power Connectors
2x 6-Pin
-
-
-
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GB6 OpenCL N/A
0%
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GB6 OpenCL N/A
0%
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GB6 Metal N/A
0%
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GB6 Metal N/A
0%
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GB6 Vulkan N/A
0%
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GB6 Vulkan N/A
0%
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GB5 OpenCL N/A
0%
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GB5 OpenCL N/A
0%
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GB5 CUDA N/A
0%
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GB5 CUDA N/A
0%
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GB5 Metal N/A
0%
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GB5 Metal N/A
0%
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GB5 Vulkan N/A
0%
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GB5 Vulkan N/A
0%
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OCT 2020.1 N/A
0%
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OCT 2020.1 N/A
0%
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OCT Metal N/A
0%
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OCT Metal N/A
0%
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Peak AI
Performance
860 GFLOPS
FP32
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Peak AI
Performance
0.47 TOPS
INT32
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-
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FP32
860 GFLOPS
-
-
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FP32
470 GFLOPS
-
-
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FP64
170 GFLOPS
-
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-
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-
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INT32
0.47 TOPS
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-
-
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-
-
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Pixel
Fillrate
10.688 GPixel/s
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Pixel
Fillrate
11.808 GPixel/s
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-
-
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-
-
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Texture
Fillrate
10.688 GTexel/s
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Texture
Fillrate
47.232 GTexel/s
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Manufacturer
ATI
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Manufacturer
NVIDIA
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Chip Designer
ATI
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Chip Designer
NVIDIA
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Architecture
TeraScale 1
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Architecture
Tesla
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Family
Radeon HD 3000
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Family
GeForce 9000
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Codename
Boom
RV670
Variant
RV670 Pro
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Codename
NV92
G92B
-
-
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Market Segment
Desktop
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Market Segment
Desktop
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Release Date
4/4/2008
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Release Date
7/16/2008
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Foundry
TSMC
-
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Foundry
TSMC
-
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Fabrication Node
55nm
-
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Fabrication Node
55nm
-
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Die Size
2x 192 mm²
-
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Die Size
260 mm²
-
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Transistor Count
2x 666 Million
-
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Transistor Count
754 Million
-
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Transistor Density
3.47M/mm²
-
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Transistor Density
2.90M/mm²
-
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Form
PCIe Card
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Form
PCIe Card
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Shading Units
2x 320 Shaders
-
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Shading Units
128 Shaders
-
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Texture Mapping Units
2x 16 TMUs
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Texture Mapping Units
64 TMUs
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Render Output Units
2x 16 ROPs
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Render Output Units
16 ROPs
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-
-
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-
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-
-
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-
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-
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Streaming Multiprocessors
16 SMs
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Compute Units
2x 4 CUs
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-
-
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-
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-
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668MHz
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1836MHz Shader
-
738MHz
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-
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L1
-
-
-
Unknown
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L1
-
-
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Unknown
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L2
256KB Shared
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L2
64KB Shared
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-
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-
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1024MB (2x 512MB)
GDDR3
-
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1GB
GDDR3
-
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Bus Width
256Bit
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Bus Width
256Bit
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Clock
828MHz
Transfer Rate
1.7GT/s
Bandwidth
53GB/s
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Clock
1100MHz
Transfer Rate
2.2GT/s
Bandwidth
70.4GB/s
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TDP
140W
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TDP
141W
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1x S-Video
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-
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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
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Max Resolution
2560x1600
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Max Resolution Refresh Rate
60Hz
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Max Resolution Refresh Rate
60Hz
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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
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Multi Monitor Support
2
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Multi Monitor Support
2
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-
-
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-
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No Encoders
-
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No Encoders
-
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Model
UVD 1.0
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No Decoders
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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
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Direct X
11
Direct 3D
10_0
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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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-
-
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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
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Power Connectors
-
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1x 6-Pin
1x 8-Pin
-
-
-
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Power Connectors
-
-
2x 6-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
|
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Multi GPU Support
Supported
Type
2-way CrossFireX
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Multi GPU Support
Supported
Type
3-way SLI
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Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
38 mm (1.5 in)
|
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