Radeon HD 4870 vs GeForce GTX 480

Radeon HD 4870
GeForce GTX 480
800 Shaders
1GB GDDR5
750MHz
480 Shaders
2GB GDDR5
701MHz
FP32
1.2 TFLOPS
FP32
1.35 TFLOPS
-
-
-
-
Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
150W
TDP
250W
Power Connectors
2x 6-Pin
-
-
-
Power Connectors
1x 6-Pin
1x 8-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
ATI
Manufacturer
NVIDIA
Chip Designer
ATI
Chip Designer
NVIDIA
Architecture
TeraScale 1
Architecture
Fermi
Family
Radeon HD 4000
Family
GeForce 400
Codename
Wekiva
RV770
Variant
RV770 XT
Codename
NVC0
GF100
Variant
GF100-375-A3
Market Segment
Desktop
Market Segment
Desktop
Release Date
6/25/2008
Release Date
3/26/2010
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
55nm
-
Fabrication Node
40nm
-
Die Size
256 mm²
-
Die Size
529 mm²
-
Transistor Count
956 Million
-
Transistor Count
3 Billion
-
Transistor Density
3.73M/mm²
-
Transistor Density
5.67M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
800 Shaders
-
Shading Units
480 Shaders
-
Texture Mapping Units
40 TMUs
Texture Mapping Units
60 TMUs
Render Output Units
16 ROPs
Render Output Units
48 ROPs
-
-
-
-
-
-
-
-
-
-
Streaming Multiprocessors
15 SMs
Compute Units
10 CUs
-
-
-
-
-
-
-
-
-
-
-
-
-
750MHz
-
1401MHz Shader
-
701MHz
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
FP32
1.2 TFLOPS
FP32
1.35 TFLOPS
-
-
-
-
FP64
0.24 TFLOPS
-
FP64
0.11 TFLOPS
-
-
-
-
-
-
-
-
-
-
-
Pixel Fillrate
12 GPixel/s
Pixel Fillrate
33.648 GPixel/s
-
-
-
-
Texture Fillrate
30 GTexel/s
Texture Fillrate
42.06 GTexel/s
-
-
-
-
L1
-
-
16KB/CU
-
L1
-
64KB/SM
-
-
L2
256KB Shared
L2
768KB Shared
-
-
-
-
-
-
1GB
GDDR5
-
2GB
GDDR5
-
Bus Width
256Bit
Bus Width
384Bit
Clock
900MHz
Transfer Rate
3.6GT/s
Bandwidth
115.2GB/s
Clock
924MHz
Transfer Rate
3.7GT/s
Bandwidth
177.4GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
150W
TDP
250W
-
-
-
-
-
1x S-Video
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x mini-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 2.0
No Decoders
Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Direct X
10
Direct 3D
10_1
Direct X
12
Direct 3D
11_0
OpenGL
3.3
OpenCL
1.1
-
-
OpenGL
4.6
OpenCL
1.1
-
-
Shader Model
4.1
-
-
GFX
3
-
-
-
-
Shader Model
5.1
CUDA
2.0
-
-
PureVideo HD
VP4
VDPAU
Feature Set C
-
-
-
1x Fan
-
-
-
1x Fan
Power Connectors
-
-
2x 6-Pin
-
-
-
-
Power Connectors
-
-
1x 6-Pin
1x 8-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
4-way SLI
-
-
-
-
-
-
Height
130 mm (5.12 in)
Width
267 mm (10.51 in)
Depth
38 mm (1.5 in)
Change Results