GeForce GTX 670MX and Radeon R7 M445 - video card comparison
Passmark - benchmark score GeForce GTX 670MX vs Radeon R7 M445
GeForce GTX 670MX
2005
Radeon R7 M445
971
GeForce GTX 670MX
Radeon R7 M445
Architecture
Kepler (2012−2018)
GCN (2011−2017)
GPU code name
N13E-GR
Meso
Market segment
Laptop
Laptop
Release date
October 2012
May 2016
Bus support
PCI Express 2.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x8
SLI options
+
-
Boost clock speed
-
920 MHz
Core clock speed
600 MHz
920 MHz
CUDA cores
960
-
Floating-point performance
1,154 gflops
588.8 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
1,550 million
Pipelines / CUDA cores
960
320
Power consumption (TDP)
75 Watt
15-25 Watt
Texture fill rate
48.0 billion/sec
18.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
4 GB
Memory bus width
192 Bit
64 Bit
Memory clock speed
1400 MHz
2000 MHz
Memory bandwidth
67.2 GB/s
32 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
12 (12_0)
CUDA
+
-
OpenCL
1.1
2.0
OpenGL
4.5
4.6
Shader Model
5.1
6.0
Vulkan
1.1.126
1.2.131
Optimus
+
-