Radeon R5 340X OEM and Radeon HD 7450 OEM - video card comparison
Radeon R5 340X OEM
Radeon HD 7450 OEM
Architecture
GCN 1.0 (2012−2020)
TeraScale 2 (2009−2015)
GPU code name
Oland
Caicos
Market segment
Desktop
Desktop
Release date
May 2015
January 2012
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1050 MHz
-
Core clock speed
900 MHz
625 MHz
Floating-point performance
806.4 gflops
200.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
950 million
370 million
Pipelines / CUDA cores
384
160
Power consumption (TDP)
65 Watt
18 Watt
Texture fill rate
21.60
5.000
Memory type
DDR3
GDDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
2000 MHz
1066 MHz
Memory bandwidth
16 GB/s
8.528 GB/s
Display Connectors
1x DVI, 1x DisplayPort
1x DVI, 1x HDMI
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