NVIDIA GeForce 6800 Ultra vs ATI Radeon HD 2600 XT Mac
NVIDIA GeForce 6800 Ultra
$499
ATI Radeon HD 2600 XT Mac
$119
|
16 Shaders
512MB GDDR3
400MHz
|
120 Shaders
256MB GDDR3
700MHz
|
|
Peak AI Performance
-
|
Peak AI Performance
170 GFLOPS
FP32
|
|
-
-
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FP32
170 GFLOPS
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|
-
-
|
-
-
|
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Form Factor
PCIe Card
2.0-Slots
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Form Factor
PCIe Card
1.0-Slots
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TDP
81W
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TDP
45W
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Power Connectors
1x 6-Pin
-
-
-
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-
-
-
-
-
|
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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%
|
|
GB5 Metal N/A
0%
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GB5 Metal N/A
0%
|
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GB5 Vulkan N/A
0%
|
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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Manufacturer
NVIDIA
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Manufacturer
ATI
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Chip Designer
NVIDIA
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Chip Designer
ATI
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Architecture
Curie
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Architecture
TeraScale 1
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Family
GeForce 6000
|
Family
Radeon HD 2000
|
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Codename
NV45
-
-
-
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Codename
Shaka
RV630
-
-
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Market Segment
Desktop
|
Market Segment
Desktop
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|
Release Date
3/14/2005
|
Release Date
6/28/2007
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|
Foundry
IBM
-
|
Foundry
TSMC
-
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|
Fabrication Node
130nm
-
|
Fabrication Node
65nm
-
|
|
Die Size
287 mm²
-
|
Die Size
153 mm²
-
|
|
Transistor Count
222 Million
-
|
Transistor Count
390 Million
-
|
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Transistor Density
0.77M/mm²
-
|
Transistor Density
2.55M/mm²
-
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
16 Shaders
6 Vertex Shaders
|
Shading Units
120 Shaders
-
|
|
Texture Mapping Units
16 TMUs
|
Texture Mapping Units
8 TMUs
|
|
Render Output Units
16 ROPs
|
Render Output Units
4 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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-
-
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Compute Units
3 CUs
|
|
-
-
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-
-
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-
-
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-
-
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-
-
-
400MHz
|
-
-
-
700MHz
|
|
Peak AI Performance
-
|
Peak AI Performance
170 GFLOPS
FP32
|
|
-
-
-
|
-
-
-
|
|
-
-
-
-
-
-
|
-
-
-
-
-
-
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-
-
-
-
-
-
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-
-
-
-
-
-
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-
-
-
-
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FP32
170 GFLOPS
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
-
|
-
-
-
-
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-
-
-
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-
-
-
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-
-
-
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-
-
-
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-
-
-
-
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-
-
-
-
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-
-
|
-
-
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-
-
|
-
-
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|
Pixel Fillrate
6.4 GPixel/s
|
Pixel Fillrate
2.8 GPixel/s
|
|
Vertex Rate
0.6 GVertices/s
|
-
-
|
|
Texture Fillrate
6.4 GTexel/s
|
Texture Fillrate
5.6 GTexel/s
|
|
-
-
|
-
-
|
|
L1
-
-
-
Unknown
|
L1
-
-
-
Unknown
|
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L2
Unknown
|
L2
64KB Shared
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|
-
-
-
|
-
-
-
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512MB
GDDR3
-
|
256MB
GDDR3
-
|
|
Bus Width
256Bit
|
Bus Width
128Bit
|
|
Clock
525MHz
Transfer Rate
1.1GT/s
Bandwidth
33.6GB/s
|
Clock
800MHz
Transfer Rate
1.6GT/s
Bandwidth
25.6GB/s
|
|
-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
|
|
TDP
81W
|
TDP
45W
|
|
-
-
|
-
-
|
|
-
-
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
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
-
|
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
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No Decoders
|
Model
UVD 1.0
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Direct X
9
Direct 3D
9_3
|
Direct X
10
Direct 3D
10_0
|
|
OpenGL
2.1
-
-
-
-
|
OpenGL
3.3
OpenCL
1.1
-
-
|
|
Shader Model
3.0
-
-
-
-
PureVideo HD
VP1
-
-
|
Shader Model
4.0
-
-
GFX
3
-
-
-
-
|
|
-
-
-
-
|
-
-
-
1x Fan
|
|
Power Connectors
-
-
1x 6-Pin
-
-
-
-
|
-
-
-
-
-
-
-
-
|
|
Slots Required
2.0
PCIe Version
1.0
PCIe Lanes
16
|
Slots Required
1.0
PCIe Version
1.0
PCIe Lanes
16
|
|
Multi GPU Support
Supported
Type
4-way SLI
|
Multi GPU Support
Supported
Type
4-way CrossFireX
|
|
Height
111 mm (4.37 in)
Width
197 mm (7.76 in)
Depth
37 mm (1.46 in)
|
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