Radeon R7 450 OEM and Radeon R5 340 OEM - video card comparison
Radeon R7 450 OEM
Radeon R5 340 OEM
Architecture
GCN 1.0 (2012−2020)
GCN 1.0 (2012−2020)
GPU code name
Cape Verde
Oland
Market segment
Desktop
Desktop
Release date
June 2016
May 2015
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
None
Boost clock speed
-
780 MHz
Core clock speed
925 MHz
730 MHz
Floating-point performance
947.2 gflops
599.0 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
950 million
Pipelines / CUDA cores
512
384
Power consumption (TDP)
65 Watt
65 Watt
Texture fill rate
29.60
18.72
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4.5 GB/s
4600 MHz
Memory bandwidth
72 GB/s
36.8 GB/s
Display Connectors
1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
1x DVI, 1x DisplayPort
HDMI
+
-
DirectX
12 (11_1)
12 (11_1)
OpenCL
2.1 (1.2)
1.2
OpenGL
4.6
4.6
Shader Model
6.5 (5.1)
5.1
Vulkan
1.2.170
1.2.131