Radeon R5 220 OEM and GeForce GTX 645 OEM - video card comparison
Radeon R5 220 OEM
GeForce GTX 645 OEM
Architecture
TeraScale 2 (2009−2015)
Kepler (2012−2018)
GPU code name
Cedar
GK106
Market segment
Desktop
Desktop
Release date
December 2013
April 2013
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
None
Core clock speed
650 MHz
824 MHz
Floating-point performance
104.0 gflops
949.2 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
292 million
2,540 million
Pipelines / CUDA cores
80
576
Power consumption (TDP)
19 Watt
65 Watt
Texture fill rate
5.200
39.55
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
1066 MHz
4000 MHz
Memory bandwidth
8.528 GB/s
64 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
+
+
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
3.0
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
1.1.126