Radeon HD 6770 vs Radeon HD 8760

Radeon HD 6770
Radeon HD 8760
800 Shaders
1GB GDDR5
850MHz
640 Shaders
2GB GDDR5
1000MHz
FP32
1.36 TFLOPS
FP32
1.28 TFLOPS
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Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
1.0-Slots
TDP
108W
TDP
80W
Power Connectors
1x 6-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
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
TeraScale 2
Architecture
GCN 1
Family
Radeon HD 6000
Family
Radeon HD 8000
Codename
Juniper
RV840
Variant
Juniper XT
Codename
Cape Verde
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Variant
Cape Verde XT
Market Segment
Desktop
Market Segment
Desktop
Release Date
4/19/2011
Release Date
1/8/2013
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
40nm
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Fabrication Node
28nm
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Die Size
166 mm²
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Die Size
123 mm²
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Transistor Count
1 Billion
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Transistor Count
1.5 Billion
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Transistor Density
6.27M/mm²
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Transistor Density
12.20M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
800 Shaders
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Shading Units
640 Shaders
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Texture Mapping Units
40 TMUs
Texture Mapping Units
40 TMUs
Render Output Units
16 ROPs
Render Output Units
16 ROPs
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Compute Units
10 CUs
Compute Units
10 CUs
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850MHz
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1000MHz
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FP32
1.36 TFLOPS
FP32
1.28 TFLOPS
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FP64
0.08 TFLOPS
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Pixel Fillrate
13.6 GPixel/s
Pixel Fillrate
16 GPixel/s
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Texture Fillrate
34 GTexel/s
Texture Fillrate
40 GTexel/s
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L1
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8KB/CU
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L1
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16KB/CU
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L2
256KB Shared
L2
256KB Shared
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1GB
GDDR5
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2GB
GDDR5
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Bus Width
128Bit
Bus Width
128Bit
Clock
1200MHz
Transfer Rate
4.8GT/s
Bandwidth
76.8GB/s
Clock
1125MHz
Transfer Rate
4.5GT/s
Bandwidth
72GB/s
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TDP
108W
TDP
80W
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2x DVI-I Dual-Link
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1x DisplayPort 1.1
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1x HDMI 1.3
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1x DVI-I Dual-Link
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2x mini-DisplayPort 1.2
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1x HDMI 1.4
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Max Resolution
2560x1600
Max Resolution
4096x2160
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
3
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No Encoders
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Model
VCE 1.0
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Codec
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AVC (H.264)
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Model
UVD 2.2
Model
UVD 4.0
Codec
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VC-1
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AVC (H.264)
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Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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AVC (H.264)
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Direct X
11
Direct 3D
11_0
Direct X
12
Direct 3D
11_1
OpenGL
4.5
OpenCL
1.2
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OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
5.0
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GFX
4
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Shader Model
6.5
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GFX
6
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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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Slots Required
2.0
PCIe Version
2.1
PCIe Lanes
16
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
4-way CrossFireX
Multi GPU Support
Supported
Type
2-way CrossFireX
Height
111 mm (4.37 in)
Width
198 mm (7.8 in)
Depth
36 mm (1.42 in)
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Change Results