Radeon HD 7550M and Radeon R7 Graphics - video card comparison
Radeon HD 7550M
Radeon R7 Graphics
Architecture
Terascale 2 (2009−2015)
GCN 2.0 (2013−2017)
GPU code name
Thames-LP / Pro
Spectre
Market segment
Laptop
Desktop
Release date
January 2012
January 2014
Interface
PCIe 2.0 x16
IGP
Boost clock speed
550 MHz
980 MHz
Core clock speed
450 MHz
686 MHz
Floating-point performance
480.0 gflops
526.8 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
2,410 million
Pipelines / CUDA cores
400
512
Power consumption (TDP)
14 Watt
15 Watt
Texture fill rate
12.00
31.36
Memory type
GDDR5 / DDR3
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
3200 / 1800 MHz
System Shared
Memory bandwidth
28.8 GB/s
-
Shared memory
-
-
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