Radeon HD 6775G2 and Radeon HD 7590M - video card comparison
Radeon HD 6775G2
Radeon HD 7590M
Architecture
Terascale 2 (2009−2015)
Terascale 2 (2009−2015)
GPU code name
-
Thames XT
Market segment
Laptop
Laptop
Release date
June 2011
January 2012
Interface
-
PCIe 2.0 x16
Core clock speed
-
600 MHz
Floating-point performance
-
576.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
-
716 million
Pipelines / CUDA cores
880
480
Power consumption (TDP)
-
18 Watt
Texture fill rate
-
14.40
Memory type
-
GDDR5
Maximum RAM amount
-
1 GB
Memory bus width
-
64 Bit
Memory clock speed
-
3200 MHz
Memory bandwidth
-
25.6 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
11
11.2 (11_0)
OpenCL
-
1.2
OpenGL
-
4.4
Shader Model
-
5.0
Vulkan
-
N/A