AMD Radeon HD 7870M vs NVIDIA GeForce GTX 485M

AMD Radeon HD 7870M
NVIDIA GeForce GTX 485M
640 Shaders
2GB GDDR5
800MHz
384 Shaders
2GB GDDR5
575MHz
FP32
1.02 TFLOPS
FP32
0.88 TFLOPS
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Form Factor
Soldered
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Form Factor
Soldered
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TDP
45W
TDP
Unknown
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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
NVIDIA
Chip Designer
AMD
Chip Designer
NVIDIA
Architecture
GCN 1
Architecture
Fermi
Family
Radeon HD 7000
Family
GeForce 400
Codename
Cape Verde
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Variant
Heathrow XT
Codename
NVC4
GF104
Variant
GF104
Market Segment
Laptop
Market Segment
Laptop
Release Date
4/24/2012
Release Date
1/5/2011
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
28nm
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Fabrication Node
40nm
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Die Size
123 mm²
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Die Size
1950 mm²
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Transistor Count
1.5 Billion
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Transistor Count
332 Million
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Transistor Density
12.20M/mm²
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Transistor Density
0.17M/mm²
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Form
Soldered
Form
Soldered
Shading Units
640 Shaders
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Shading Units
384 Shaders
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Texture Mapping Units
40 TMUs
Texture Mapping Units
64 TMUs
Render Output Units
16 ROPs
Render Output Units
32 ROPs
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Streaming Multiprocessors
8 SMs
Compute Units
10 CUs
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800MHz
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1150MHz Shader
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575MHz
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FP32
1.02 TFLOPS
FP32
0.88 TFLOPS
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FP64
0.06 TFLOPS
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FP64
0.07 TFLOPS
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Pixel Fillrate
12.8 GPixel/s
Pixel Fillrate
18.4 GPixel/s
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Texture Fillrate
32 GTexel/s
Texture Fillrate
36.8 GTexel/s
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L1
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16KB/CU
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L1
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64KB/SM
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L2
256KB Shared
L2
512KB Shared
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2GB
GDDR5
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2GB
GDDR5
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Bus Width
128Bit
Bus Width
256Bit
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
64GB/s
Clock
750MHz
Transfer Rate
3GT/s
Bandwidth
96GB/s
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TDP
45W
TDP
Unknown
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No Ports
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No Ports
Max Resolution
4096x2160
Max Resolution
2560x1600
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
-
-
Variable Refresh Rate
-
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Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
3
Multi Monitor Support
2
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Model
VCE 1.0
No Encoders
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Codec
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AVC (H.264)
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Model
UVD 4.0
No Decoders
Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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AVC (H.264)
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Direct X
12
Direct 3D
11_1
Direct X
12
Direct 3D
11_0
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
1.1
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Shader Model
6.5
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GFX
6
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Shader Model
5.1
CUDA
2.1
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PureVideo HD
VP4
VDPAU
Feature Set C
Not a Card
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Not a Card
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PCIe Version
3.0
PCIe Lanes
16
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PCIe Version
2.0
PCIe Lanes
16
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Change Comparison