Mobility Radeon HD 2400 XT and Radeon HD 8590M - video card comparison
Mobility Radeon HD 2400 XT
Radeon HD 8590M
Architecture
RV6xx (2007−2010)
GCN (2011−2017)
GPU code name
M74
Sun
Market segment
Laptop
Laptop
Release date
May 2007
November 2012
Interface
PCIe 1.0 x16
PCIe 3.0 x8
Boost clock speed
-
825 MHz
Core clock speed
600 MHz
620 MHz
Floating-point performance
48 gflops
528.0 gflops
Manufacturing process technology
65 nm
28 nm
Number of transistors
180 million
690 million
Pipelines / CUDA cores
40
384
Texture fill rate
2.400
16.50
Memory type
DDR2, GDDR3
GDDR5
Maximum RAM amount
256+ MB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
700 MHz
4500 MHz
Memory bandwidth
6.4 GB/s
36 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
10.0 (10_0)
12 (11_1)
OpenCL
N/A
1.2
OpenGL
3.3
4.6
Shader Model
4.0
5.1
Vulkan
N/A
1.2.131