Radeon HD 7720 vs Radeon HD 6790

Radeon HD 7720
Radeon HD 6790
800 Shaders
1GB GDDR5
840MHz
800 Shaders
1GB GDDR5
840MHz
FP32
1.34 TFLOPS
FP32
1.34 TFLOPS
-
-
-
-
Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
150W
TDP
150W
Power Connectors
1x 6-Pin
-
-
-
Power Connectors
1x 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
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
TeraScale 2
Architecture
TeraScale 2
Family
Radeon HD 7000
Family
Radeon HD 6000
Codename
Barts
RV940
Variant
Barts LE
Codename
Barts
RV940
Variant
Barts LE
Market Segment
Desktop
Market Segment
Desktop
Release Date
3/15/2013
Release Date
4/4/2011
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
40nm
-
Fabrication Node
40nm
-
Die Size
255 mm²
-
Die Size
255 mm²
-
Transistor Count
1.7 Billion
-
Transistor Count
1.7 Billion
-
Transistor Density
6.67M/mm²
-
Transistor Density
6.67M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
800 Shaders
-
Shading Units
800 Shaders
-
Texture Mapping Units
40 TMUs
Texture Mapping Units
40 TMUs
Render Output Units
32 ROPs
Render Output Units
16 ROPs
-
-
-
-
-
-
-
-
-
-
-
-
Compute Units
10 CUs
Compute Units
10 CUs
-
-
-
-
-
-
-
-
-
-
-
840MHz
-
-
-
840MHz
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
FP32
1.34 TFLOPS
FP32
1.34 TFLOPS
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Pixel Fillrate
26.88 GPixel/s
Pixel Fillrate
13.44 GPixel/s
-
-
-
-
Texture Fillrate
33.6 GTexel/s
Texture Fillrate
33.6 GTexel/s
-
-
-
-
L1
-
-
8KB/CU
-
L1
-
-
8KB/CU
-
L2
512KB Shared
L2
512KB Shared
-
-
-
-
-
-
1GB
GDDR5
-
1GB
GDDR5
-
Bus Width
256Bit
Bus Width
256Bit
Clock
1050MHz
Transfer Rate
4.2GT/s
Bandwidth
134.4GB/s
Clock
1050MHz
Transfer Rate
4.2GT/s
Bandwidth
134.4GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
150W
TDP
150W
-
-
-
-
-
-
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.1
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.3
-
-
-
-
-
-
-
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.1
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.3
-
-
-
-
-
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 3.0
Model
UVD 3.0
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
Direct X
11
Direct 3D
11_0
Direct X
11
Direct 3D
11_0
OpenGL
4.5
OpenCL
1.2
-
-
OpenGL
4.5
OpenCL
1.2
-
-
Shader Model
5.0
-
-
GFX
4
-
-
-
-
Shader Model
5.0
-
-
GFX
4
-
-
-
-
-
-
-
1x Fan
-
-
-
1x Fan
Power Connectors
-
-
1x 6-Pin
-
-
-
-
Power Connectors
-
-
1x 6-Pin
-
-
-
-
Slots Required
2.0
PCIe Version
2.1
PCIe Lanes
16
Slots Required
2.0
PCIe Version
2.1
PCIe Lanes
16
Multi GPU Support
Supported
Type
4-way CrossFireX
Multi GPU Support
Supported
Type
4-way CrossFireX
Height
111 mm (4.37 in)
Width
198 mm (7.8 in)
Depth
36 mm (1.42 in)
Height
111 mm (4.37 in)
Width
198 mm (7.8 in)
Depth
36 mm (1.42 in)
Change Results