Radeon HD 7450A and Radeon R7 Graphics - video card comparison
Radeon HD 7450A
Radeon R7 Graphics
Architecture
TeraScale 2 (2009−2015)
GCN 2.0 (2013−2017)
GPU code name
Caicos
Spectre
Market segment
Desktop
Desktop
Release date
January 2012
January 2014
Interface
MXM-A (3.0)
IGP
Boost clock speed
-
980 MHz
Core clock speed
625 MHz
686 MHz
Floating-point performance
200.0 gflops
526.8 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
370 million
2,410 million
Pipelines / CUDA cores
160
512
Power consumption (TDP)
25 Watt
15 Watt
Texture fill rate
5.000
31.36
Memory type
GDDR3
System Shared
Maximum RAM amount
512 MB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
1600 MHz
System Shared
Memory bandwidth
12.8 GB/s
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (12_0)
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.0
6.0
Vulkan
N/A
1.2.131