Radeon R7 450 OEM and Tesla K20X - video card comparison
Radeon R7 450 OEM
Tesla K20X
Architecture
GCN 1.0 (2012−2020)
Kepler (2012−2018)
GPU code name
Cape Verde
GK110
Market segment
Desktop
Workstation
Release date
June 2016
November 2012
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
1x 6-pin + 1x 8-pin
Core clock speed
925 MHz
732 MHz
Floating-point performance
947.2 gflops
3,935 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
7,080 million
Pipelines / CUDA cores
512
2688
Power consumption (TDP)
65 Watt
235 Watt
Texture fill rate
29.60
164.0
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
6 GB
Memory bus width
128 Bit
384 Bit
Memory clock speed
4.5 GB/s
5200 MHz
Memory bandwidth
72 GB/s
249.6 GB/s
Display Connectors
1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
No outputs
HDMI
+
-
DirectX
12 (11_1)
12 (11_0)
CUDA
-
3.5
OpenCL
2.1 (1.2)
1.2
OpenGL
4.6
4.6
Shader Model
6.5 (5.1)
5.1
Vulkan
1.2.170
1.1.126