Radeon HD 4890 vs Radeon HD 5770 Mac

Radeon HD 4890
Radeon HD 5770 Mac
800 Shaders
2GB GDDR5
850MHz
800 Shaders
1GB GDDR5
850MHz
FP32
1.36 TFLOPS
FP32
1.36 TFLOPS
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Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
190W
TDP
108W
Power Connectors
2x 6-Pin
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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
ATI
Manufacturer
ATI
Chip Designer
ATI
Chip Designer
ATI
Architecture
TeraScale 1
Architecture
TeraScale 2
Family
Radeon HD 4000
Family
Radeon HD 5000
Codename
Spartan
RV790
Variant
RV790 XT
Codename
Juniper
RV840
Variant
Juniper XT
Market Segment
Desktop
Market Segment
Desktop
Release Date
4/2/2009
Release Date
10/13/2009
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
55nm
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Fabrication Node
40nm
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Die Size
282 mm²
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Die Size
170 mm²
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Transistor Count
959 Million
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Transistor Count
1 Billion
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Transistor Density
3.40M/mm²
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Transistor Density
6.12M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
800 Shaders
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Shading Units
800 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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850MHz
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FP32
1.36 TFLOPS
FP32
1.36 TFLOPS
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FP64
0.27 TFLOPS
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Pixel Fillrate
13.6 GPixel/s
Pixel Fillrate
13.6 GPixel/s
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Texture Fillrate
34 GTexel/s
Texture Fillrate
34 GTexel/s
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L1
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16KB/CU
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L1
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8KB/CU
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L2
256KB Shared
L2
256KB Shared
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2GB
GDDR5
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1GB
GDDR5
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Bus Width
256Bit
Bus Width
128Bit
Clock
975MHz
Transfer Rate
3.9GT/s
Bandwidth
124.8GB/s
Clock
1200MHz
Transfer Rate
4.8GT/s
Bandwidth
76.8GB/s
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TDP
190W
TDP
108W
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1x S-Video
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2x DVI-I Dual-Link
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1x DVI-I Dual-Link
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2x mini-DisplayPort 1.1
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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 2.0
Model
UVD 2.2
Codec
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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
10
Direct 3D
10_1
Direct X
11
Direct 3D
11_0
OpenGL
3.3
OpenCL
1.1
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OpenGL
4.5
OpenCL
1.2
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Shader Model
4.1
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GFX
3
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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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2x 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
2.0
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
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Height
111 mm (4.37 in)
Width
208 mm (8.19 in)
Depth
37 mm (1.46 in)
Change Results