Radeon HD 2400 PRO and Radeon HD 4580 - video card comparison
Radeon HD 2400 PRO
Radeon HD 4580
Architecture
TeraScale (2005−2013)
TeraScale (2005−2013)
GPU code name
RV610
RV635
Market segment
Desktop
Desktop
Release date
June 2007
November 2011
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
525 MHz
796 MHz
Floating-point performance
42 gflops
191.04 gflops
Manufacturing process technology
65 nm
55 nm
Number of transistors
180 million
378 million
Pipelines / CUDA cores
40
120
Power consumption (TDP)
20 Watt
65 Watt
Texture fill rate
2.100
6.368
Memory type
DDR2
GDDR3
Maximum RAM amount
256 MB
512 MB
Memory bus width
64 Bit
128 Bit
Memory clock speed
800 MHz
1386 MHz
Memory bandwidth
6.4 GB/s
22.18 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.0 (10_0)
10.1 (10_1)
OpenCL
N/A
N/A
OpenGL
3.3
3.3
Shader Model
4.0
4.1
Vulkan
N/A
N/A