Radeon HD 4580 and Rage 128 VR - video card comparison
Radeon HD 4580
Rage 128 VR
Architecture
TeraScale (2005−2013)
-
GPU code name
RV635
Rage 128
Market segment
Desktop
Desktop
Release date
November 2011
August 1998
Interface
PCIe 2.0 x16
AGP 2x
Supplementary power connectors
None
None
Core clock speed
796 MHz
80 MHz
Floating-point performance
191.04 gflops
-
Manufacturing process technology
55 nm
250 nm
Number of transistors
378 million
8 million
Pipelines / CUDA cores
120
-
Power consumption (TDP)
65 Watt
-
Texture fill rate
6.368
0.16
Memory type
GDDR3
SDR
Maximum RAM amount
512 MB
32 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1386 MHz
125 MHz
Memory bandwidth
22.18 GB/s
1 GB/s
Display Connectors
2x DVI, 1x S-Video
1x VGA
DirectX
10.1 (10_1)
6.0
OpenCL
N/A
None
OpenGL
3.3
1.2
Shader Model
4.1
-
Vulkan
N/A
-