ATI Radeon HD 5770 Mac vs AMD Radeon HD 6770
ATI Radeon HD 5770 Mac
$159
AMD Radeon HD 6770
|
800 Shaders
1GB GDDR5
850MHz
|
800 Shaders
1GB GDDR5
850MHz
|
|
Peak AI Performance
1.36 TFLOPS
FP32
|
Peak AI Performance
1.36 TFLOPS
FP32
|
|
FP32
1.36 TFLOPS
|
FP32
1.36 TFLOPS
|
|
Form Factor
PCIe Card
2.0-Slots
|
Form Factor
PCIe Card
2.0-Slots
|
|
TDP
108W
|
TDP
108W
|
|
Power Connectors
1x 6-Pin
|
Power Connectors
1x 6-Pin
|
Peak AI Performance
|
|
Radeon HD 5770 Mac - 1.36 TFLOPS FP32
x1
Radeon HD 6770 - 1.36 TFLOPS FP32
x1
FP32
|
|
Radeon HD 5770 Mac - 1.36 TFLOPS FP32
x1
Radeon HD 6770 - 1.36 TFLOPS FP32
x1
|
|
Radeon HD 5770 Mac - 76.8GB/s
x1
Radeon HD 6770 - 76.8GB/s
x1
|
|
Radeon HD 5770 Mac - 108W
x1
Radeon HD 6770 - 108W
x1
|
Manufacturer
ATI
|
Manufacturer
AMD
|
|
Chip Designer
ATI
|
Chip Designer
AMD
|
|
Architecture
TeraScale 2
|
Architecture
TeraScale 2
|
|
Family
Radeon HD 5000
|
Family
Radeon HD 6000
|
|
Codename
Juniper
RV840
Variant
Juniper XT
|
Codename
Juniper
RV840
Variant
Juniper XT
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
10/13/2009
|
Release Date
4/19/2011
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
40nm
|
Fabrication Node
40nm
|
|
Die Size
170 mm²
|
Die Size
166 mm²
|
|
Transistor Count
1 Billion
|
Transistor Count
1 Billion
|
|
Transistor Density
6.12M/mm²
|
Transistor Density
6.27M/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
16 ROPs
|
Render Output Units
16 ROPs
|
|
Compute Units
10 CUs
|
Compute Units
10 CUs
|
|
850MHz
|
850MHz
|
|
Peak AI Performance
1.36 TFLOPS
FP32
|
Peak AI Performance
1.36 TFLOPS
FP32
|
|
FP32
1.36 TFLOPS
|
FP32
1.36 TFLOPS
|
|
Pixel Fillrate
13.6 GPixel/s
|
Pixel Fillrate
13.6 GPixel/s
|
|
Texture Fillrate
34 GTexel/s
|
Texture Fillrate
34 GTexel/s
|
|
L1
8KB/CU
|
L1
8KB/CU
|
|
L2
256KB Shared
|
L2
256KB Shared
|
|
1GB
GDDR5
|
1GB
GDDR5
|
|
Bus Width
128Bit
|
Bus Width
128Bit
|
|
Clock
1200MHz
Transfer Rate
4.8GT/s
Bandwidth
76.8GB/s
|
Clock
1200MHz
Transfer Rate
4.8GT/s
Bandwidth
76.8GB/s
|
|
TDP
108W
|
TDP
108W
|
|
1x DVI-I Dual-Link
2x mini-DisplayPort 1.1
-
-
|
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 2.2
|
Model
UVD 2.2
|
|
Codec
VC-1
AVC (H.264)
|
Codec
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
208 mm (8.19 in)
Depth
37 mm (1.46 in)
|
Height
111 mm (4.37 in)
Width
198 mm (7.8 in)
Depth
36 mm (1.42 in)
|
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