Radeon HD 7590M and Radeon HD 6830M - video card comparison
Radeon HD 7590M
Radeon HD 6830M
Architecture
Terascale 2 (2009−2015)
Terascale 2 (2009−2015)
GPU code name
Thames XT
Granville-LP
Market segment
Laptop
Laptop
Release date
January 2012
January 2011
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
600 MHz
575 MHz
Floating-point performance
576.0 gflops
920.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
716 million
1,040 million
Pipelines / CUDA cores
480
800
Power consumption (TDP)
18 Watt
24 Watt
Texture fill rate
14.40
23.00
Memory type
GDDR5
DDR3, GDDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
3200 MHz
900 MHz
Memory bandwidth
25.6 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
N/A
N/A