Radeon HD 6450 GDDR5 and Radeon R5 340X OEM - video card comparison
Radeon HD 6450 GDDR5
Radeon R5 340X OEM
Architecture
Terascale 2 (2009−2015)
GCN 1.0 (2012−2020)
GPU code name
Caicos
Oland
Market segment
Desktop
Desktop
Release date
April 2011
May 2015
Interface
-
PCIe 3.0 x8
Supplementary power connectors
-
None
Boost clock speed
-
1050 MHz
Core clock speed
750 MHz
900 MHz
Floating-point performance
-
806.4 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
-
950 million
Pipelines / CUDA cores
160
384
Power consumption (TDP)
27 Watt
65 Watt
Texture fill rate
-
21.60
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
2 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
900 MHz
2000 MHz
Memory bandwidth
-
16 GB/s
Shared memory
-
-
Display Connectors
-
1x DVI, 1x DisplayPort
DirectX
11
12 (11_1)
OpenCL
-
1.2
OpenGL
-
4.6
Shader Model
-
5.1
Vulkan
-
1.2.131