Radeon HD 6850 vs Radeon HD 5770

Radeon HD 6850
Radeon HD 5770
960 Shaders
1GB GDDR5
775MHz
800 Shaders
1GB GDDR5
850MHz
FP32
1.49 TFLOPS
FP32
1.36 TFLOPS
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-
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Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
127W
TDP
108W
Power Connectors
1x 6-Pin
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-
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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
ATI
Chip Designer
AMD
Chip Designer
ATI
Architecture
TeraScale 2
Architecture
TeraScale 2
Family
Radeon HD 6000
Family
Radeon HD 5000
Codename
Barts
RV940
Variant
Barts Pro
Codename
Juniper
RV840
Variant
Juniper XT
Market Segment
Desktop
Market Segment
Desktop
Release Date
10/22/2010
Release Date
10/13/2009
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
40nm
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Fabrication Node
40nm
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Die Size
255 mm²
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Die Size
170 mm²
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Transistor Count
1.7 Billion
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Transistor Count
1 Billion
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Transistor Density
6.67M/mm²
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Transistor Density
6.12M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
960 Shaders
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Shading Units
800 Shaders
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Texture Mapping Units
48 TMUs
Texture Mapping Units
40 TMUs
Render Output Units
32 ROPs
Render Output Units
16 ROPs
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Compute Units
12 CUs
Compute Units
10 CUs
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775MHz
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850MHz
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FP32
1.49 TFLOPS
FP32
1.36 TFLOPS
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Pixel Fillrate
24.8 GPixel/s
Pixel Fillrate
13.6 GPixel/s
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Texture Fillrate
37.2 GTexel/s
Texture Fillrate
34 GTexel/s
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L1
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8KB/CU
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L1
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8KB/CU
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L2
512KB Shared
L2
256KB Shared
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1GB
GDDR5
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1GB
GDDR5
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Bus Width
256Bit
Bus Width
128Bit
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
128GB/s
Clock
1200MHz
Transfer Rate
4.8GT/s
Bandwidth
76.8GB/s
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TDP
127W
TDP
108W
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2x DVI-I Dual-Link
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2x mini-DisplayPort 1.1
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1x HDMI 1.3
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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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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 3.0
Model
UVD 2.2
Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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AVC (H.264)
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Codec
-
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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
11
Direct 3D
11_0
OpenGL
4.5
OpenCL
1.2
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OpenGL
4.5
OpenCL
1.2
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Shader Model
5.0
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GFX
4
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Shader Model
5.0
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GFX
4
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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
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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
247 mm (9.72 in)
Depth
36 mm (1.42 in)
Height
111 mm (4.37 in)
Width
208 mm (8.19 in)
Depth
37 mm (1.46 in)
Change Results