ATI Radeon HD 4870 Mac vs ATI Radeon HD 4810

ATI Radeon HD 4870 Mac
ATI Radeon HD 4810
800 Shaders
512MB GDDR5
750MHz
640 Shaders
512MB GDDR5
750MHz
Peak AI Performance
1.2 TFLOPS
FP32
Peak AI Performance
960 GFLOPS
FP32
FP32
1.2 TFLOPS
FP32
960 GFLOPS
Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
150W
TDP
95W
Power Connectors
2x 6-Pin
Power Connectors
1x 6-Pin

Peak AI Performance

  • 25% faster vs Radeon HD 4810
  • 20% slower vs Radeon HD 4870 Mac
Radeon HD 4870 Mac - 1.2 TFLOPS FP32
x1.25
Radeon HD 4810 - 960 GFLOPS FP32
x1

FP32

  • 25% faster vs Radeon HD 4810
  • 20% slower vs Radeon HD 4870 Mac
Radeon HD 4870 Mac - 1.2 TFLOPS FP32
x1.25
Radeon HD 4810 - 960 GFLOPS FP32
x1
  • 89% faster vs Radeon HD 4810
  • 47% slower vs Radeon HD 4870 Mac
Radeon HD 4870 Mac - 108.8GB/s
x1.89
Radeon HD 4810 - 57.6GB/s
x1
  • 58% higher vs Radeon HD 4810
  • 37% lower vs Radeon HD 4870 Mac
Radeon HD 4870 Mac - 150W
x1.58
Radeon HD 4810 - 95W
x1
Manufacturer
ATI
Manufacturer
ATI
Chip Designer
ATI
Chip Designer
ATI
Architecture
TeraScale 1
Architecture
TeraScale 1
Family
Radeon HD 4000
Family
Radeon HD 4000
Codename
Wekiva
RV770
Variant
RV770 XT
Codename
Wekiva
RV770
Variant
RV770 CE
Market Segment
Desktop
Market Segment
Desktop
Release Date
6/25/2008
Release Date
5/28/2009
Foundry
TSMC
Foundry
TSMC
Fabrication Node
55nm
Fabrication Node
55nm
Die Size
256 mm²
Die Size
256 mm²
Transistor Count
956 Million
Transistor Count
956 Million
Transistor Density
3.73M/mm²
Transistor Density
3.73M/mm²
Form
PCIe Card
Form
PCIe Card
Shading Units
800 Shaders
Shading Units
640 Shaders
Texture Mapping Units
40 TMUs
Texture Mapping Units
32 TMUs
Render Output Units
16 ROPs
Render Output Units
8 ROPs
Compute Units
10 CUs
Compute Units
8 CUs
-
750MHz
625MHz Base
750MHz
Peak AI Performance
1.2 TFLOPS
FP32
Peak AI Performance
960 GFLOPS
FP32
FP32
1.2 TFLOPS
FP32
960 GFLOPS
FP64
240 GFLOPS
FP64
190 GFLOPS
Pixel Fillrate
12 GPixel/s
Pixel Fillrate
6 GPixel/s
Texture Fillrate
30 GTexel/s
Texture Fillrate
24 GTexel/s
L1
16KB/CU
L1
16KB/CU
L2
256KB Shared
L2
256KB Shared
512MB
GDDR5
512MB
GDDR5
Bus Width
256Bit
Bus Width
128Bit
Clock
850MHz
Transfer Rate
3.4GT/s
Bandwidth
108.8GB/s
Clock
900MHz
Transfer Rate
3.6GT/s
Bandwidth
57.6GB/s
TDP
150W
TDP
95W
-
1x DVI-I Dual-Link
1x mini-DisplayPort 1.0
1x S-Video
2x DVI-I Dual-Link
-
Max Resolution
2560x1600
Max Resolution
2560x1600
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
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 2.0
Model
UVD 2.0
Codec
VC-1
AVC (H.264)
Codec
VC-1
AVC (H.264)
Direct X
10
Direct 3D
10_1
Direct X
10
Direct 3D
10_1
OpenGL
3.3
OpenCL
1.1
OpenGL
3.3
OpenCL
1.1
Shader Model
4.1
GFX
3
Shader Model
4.1
GFX
3
1x Fan
1x Fan
Power Connectors
2x 6-Pin
Power Connectors
1x 6-Pin
Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
4-way CrossFireX
Multi GPU Support
Supported
Type
2-way CrossFireX
Height
110 mm (4.33 in)
Width
250 mm (9.84 in)
Depth
37 mm (1.46 in)
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Change Comparison