NVIDIA GeForce GTX 670MX vs AMD Radeon HD 8870M
NVIDIA GeForce GTX 670MX
AMD Radeon HD 8870M
|
960 Shaders
2GB GDDR5
615MHz
|
640 Shaders
2GB GDDR5
775MHz
|
|
Peak AI Performance
1.18 TOPS
INT32
|
Peak AI Performance
990 GFLOPS
FP32
|
|
FP32
1.18 TFLOPS
|
FP32
990 GFLOPS
|
|
Form Factor
Soldered
|
Form Factor
Soldered
|
|
TDP
75W
|
TDP
45W
|
Peak AI Performance
|
|
GeForce GTX 670MX - 1.18 TOPS INT32
x1.19
Radeon HD 8870M - 990 GFLOPS FP32
x1
FP32
|
|
GeForce GTX 670MX - 1.18 TFLOPS FP32
x1.19
Radeon HD 8870M - 990 GFLOPS FP32
x1
|
|
GeForce GTX 670MX - 67.2GB/s
x1
Radeon HD 8870M - 72GB/s
x1.07
|
|
GeForce GTX 670MX - 75W
x1.67
Radeon HD 8870M - 45W
x1
|
Manufacturer
NVIDIA
|
Manufacturer
AMD
|
|
Chip Designer
NVIDIA
|
Chip Designer
AMD
|
|
Architecture
Kepler
|
Architecture
GCN 1
|
|
Family
GeForce 600
|
Family
Radeon HD 8000
|
|
Codename
NVE4
GK104
Variant
N13E-GR
|
Codename
Cape Verde
-
Variant
Venus XT
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
10/1/2012
|
Release Date
1/8/2013
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
28nm
|
Fabrication Node
28nm
|
|
Die Size
294 mm²
|
Die Size
123 mm²
|
|
Transistor Count
3.5 Billion
|
Transistor Count
1.5 Billion
|
|
Transistor Density
12.04M/mm²
|
Transistor Density
12.20M/mm²
|
|
Form
Soldered
|
Form
Soldered
|
|
Shading Units
960 Shaders
|
Shading Units
640 Shaders
|
|
Texture Mapping Units
80 TMUs
|
Texture Mapping Units
40 TMUs
|
|
Render Output Units
24 ROPs
|
Render Output Units
16 ROPs
|
|
Streaming Multiprocessors
5 SMs
|
-
-
|
|
-
-
|
Compute Units
10 CUs
|
|
-
615MHz
|
725MHz Base
775MHz
|
|
Peak AI Performance
1.18 TOPS
INT32
|
Peak AI Performance
990 GFLOPS
FP32
|
|
FP32
1.18 TFLOPS
|
FP32
990 GFLOPS
|
|
FP64
50 GFLOPS
|
FP64
60 GFLOPS
|
|
INT32
1.18 TOPS
|
-
-
|
|
Pixel Fillrate
14.76 GPixel/s
|
Pixel Fillrate
12.4 GPixel/s
|
|
Texture Fillrate
49.2 GTexel/s
|
Texture Fillrate
31 GTexel/s
|
|
L1
48KB/SM Tex
16KB/SM
-
|
L1
-
-
16KB/CU
|
|
L2
512KB Shared
|
L2
256KB Shared
|
|
2GB
GDDR5
|
2GB
GDDR5
|
|
Bus Width
192Bit
|
Bus Width
128Bit
|
|
Clock
700MHz
Transfer Rate
2.8GT/s
Bandwidth
67.2GB/s
|
Clock
1125MHz
Transfer Rate
4.5GT/s
Bandwidth
72GB/s
|
|
TDP
75W
|
TDP
45W
|
|
Max Resolution
2560x1600
|
Max Resolution
4096x2160
|
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
G-Sync
FreeSync
|
Variable Refresh Rate
-
-
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
2
|
Multi Monitor Support
3
|
|
Model
NVENC 1
|
Model
VCE 1.0
|
|
Codec
AVC (H.264)
|
Codec
AVC (H.264)
|
|
Model
NVDEC 1
|
Model
UVD 4.0
|
|
Codec
MPEG-1
MPEG-2
MPEG-4
VC-1
AVC (H.264)
|
Codec
MPEG-1
MPEG-2
MPEG-4
VC-1
AVC (H.264)
|
|
Direct X
12
Direct 3D
11_0
|
Direct X
12
Direct 3D
11_1
|
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
|
Shader Model
6.5
CUDA
3.0
-
-
PureVideo HD
VP5
VDPAU
Feature Set D
|
Shader Model
6.5
-
-
GFX
6
-
-
-
-
|
|
Not a Card
|
Not a Card
|
|
PCIe Version
3.0
PCIe Lanes
16
|
PCIe Version
3.0
PCIe Lanes
16
|
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