GeForce GTX 645 OEM and Radeon R7 M465X - video card comparison
GeForce GTX 645 OEM
Radeon R7 M465X
Architecture
Kepler (2012−2018)
GCN 1.0 (2012−2020)
GPU code name
GK106
Tropo
Market segment
Desktop
Desktop
Release date
April 2013
May 2016
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
-
Boost clock speed
-
925 MHz
Core clock speed
824 MHz
900 MHz
Floating-point performance
949.2 gflops
947.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,540 million
1,500 million
Pipelines / CUDA cores
576
512
Power consumption (TDP)
65 Watt
-
Texture fill rate
39.55
29.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4000 MHz
4500 MHz
Memory bandwidth
64 GB/s
72 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (11_0)
12 (11_1)
CUDA
3.0
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
1.2.131