Radeon HD 6870M vs GeForce GTX 675MX Mac
Radeon HD 6870M
GeForce GTX 675MX Mac
|
800 Shaders
1GB GDDR5
675MHz
|
960 Shaders
1GB GDDR5
719MHz
|
|
FP32
1.08 TFLOPS
|
FP32
1.38 TFLOPS
|
|
-
-
|
-
-
|
|
Form Factor
Soldered
-
|
Form Factor
Soldered
-
|
|
TDP
50W
|
TDP
100W
|
|
-
-
-
-
-
|
-
-
-
-
-
|
|
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
TeraScale 2
|
Architecture
Kepler
|
|
Family
Radeon HD 6000
|
Family
GeForce 600
|
|
Codename
Juniper
RV840
Variant
Granville XT
|
Codename
NVE4
GK104
Variant
N13E-GSR
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
1/4/2011
|
Release Date
10/1/2012
|
|
Foundry
TSMC
-
|
Foundry
TSMC
-
|
|
Fabrication Node
40nm
-
|
Fabrication Node
28nm
-
|
|
Die Size
166 mm²
-
|
Die Size
294 mm²
-
|
|
Transistor Count
1 Billion
-
|
Transistor Count
3.5 Billion
-
|
|
Transistor Density
6.27M/mm²
-
|
Transistor Density
12.04M/mm²
-
|
|
Form
Soldered
|
Form
Soldered
|
|
Shading Units
800 Shaders
-
|
Shading Units
960 Shaders
-
|
|
Texture Mapping Units
40 TMUs
|
Texture Mapping Units
80 TMUs
|
|
Render Output Units
16 ROPs
|
Render Output Units
32 ROPs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
Streaming Multiprocessors
5 SMs
|
|
Compute Units
10 CUs
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
-
675MHz
|
-
-
-
719MHz
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
FP32
1.08 TFLOPS
|
FP32
1.38 TFLOPS
|
|
-
-
|
-
-
|
|
-
-
-
|
FP64
0.06 TFLOPS
-
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
Pixel Fillrate
10.8 GPixel/s
|
Pixel Fillrate
23.008 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
27 GTexel/s
|
Texture Fillrate
57.52 GTexel/s
|
|
-
-
|
-
-
|
|
L1
-
-
8KB/CU
-
|
L1
48KB/SM Tex
16KB/SM
-
-
|
|
L2
256KB Shared
|
L2
512KB Shared
|
|
-
-
-
|
-
-
-
|
|
1GB
GDDR5
-
|
1GB
GDDR5
-
|
|
Bus Width
128Bit
|
Bus Width
256Bit
|
|
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
64GB/s
|
Clock
1250MHz
Transfer Rate
5GT/s
Bandwidth
160GB/s
|
|
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
|
|
TDP
50W
|
TDP
100W
|
|
-
-
|
-
-
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
|
|
Max Resolution
2560x1600
|
Max Resolution
2560x1600
|
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
-
-
-
|
Variable Refresh Rate
G-Sync
FreeSync
-
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
2
|
Multi Monitor Support
2
|
|
-
-
|
-
-
|
|
No Encoders
-
|
Model
NVENC 1
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Model
UVD 2.2
|
Model
NVDEC 1
|
|
Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Direct X
11
Direct 3D
11_0
|
Direct X
12
Direct 3D
11_0
|
|
OpenGL
4.5
OpenCL
1.2
-
-
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
|
|
Shader Model
5.0
-
-
GFX
4
-
-
-
-
|
Shader Model
6.5
CUDA
3.0
-
-
PureVideo HD
VP5
VDPAU
Feature Set D
|
|
Not a Card
-
-
-
|
Not a Card
-
-
-
|
|
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
|
|
-
-
PCIe Version
2.1
PCIe Lanes
16
|
-
-
PCIe Version
3.0
PCIe Lanes
16
|
|
-
-
-
-
|
-
-
-
-
|
|
-
-
-
-
-
-
|
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