Radeon R5 340X OEM and Radeon HD 5450 PCIe x1 - video card comparison
Radeon R5 340X OEM
Radeon HD 5450 PCIe x1
Architecture
GCN 1.0 (2012−2020)
TeraScale 2 (2009−2015)
GPU code name
Oland
Cedar
Market segment
Desktop
Desktop
Release date
May 2015
February 2010
Interface
PCIe 3.0 x8
PCIe 2.0 x1
Supplementary power connectors
None
-
Boost clock speed
1050 MHz
-
Core clock speed
900 MHz
650 MHz
Floating-point performance
806.4 gflops
104 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
950 million
292 million
Pipelines / CUDA cores
384
80
Power consumption (TDP)
65 Watt
19 Watt
Texture fill rate
21.60
5.200
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
2000 MHz
1000 MHz
Memory bandwidth
16 GB/s
8 GB/s
Display Connectors
1x DVI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
12 (11_1)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.2.131
N/A