Radeon HD 4720 and Radeon HD 4670 - video card comparison
Radeon HD 4720
Radeon HD 4670
Architecture
TeraScale (2005−2013)
TeraScale (2005−2013)
GPU code name
RV730
RV730
Market segment
Desktop
Desktop
Release date
December 2011
September 2008
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
None
Core clock speed
600 MHz
750 MHz
Floating-point performance
384.0 gflops
480.0 gflops
Manufacturing process technology
55 nm
55 nm
Number of transistors
514 million
514 million
Pipelines / CUDA cores
320
320
Power consumption (TDP)
55 Watt
59 Watt
Texture fill rate
19.20
24.00
Memory type
GDDR3
GDDR3
Maximum RAM amount
1 GB
512 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1334 MHz
2000 MHz
Memory bandwidth
21.34 GB/s
32 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
10.1 (10_1)
OpenCL
1.1
1.1
OpenGL
3.3
3.3
Shader Model
4.1
4.1
Vulkan
N/A
N/A