Radeon HD 4850 and Radeon HD 4730 OEM - video card comparison
Radeon HD 4850
Radeon HD 4730 OEM
Architecture
Terascale 1 (2008−2010)
TeraScale (2005−2013)
GPU code name
RV770
RV670
Market segment
Desktop
Desktop
Release date
June 2008
December 2008
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
-
Core clock speed
625 MHz
669 MHz
Floating-point performance
1,000.0 gflops
428.2 gflops
Manufacturing process technology
55 nm
55 nm
Number of transistors
956 million
666 million
Pipelines / CUDA cores
800
320
Power consumption (TDP)
110 Watt
110 Watt
Texture fill rate
25.00
10.70
Memory type
GDDR3
DDR2
Maximum RAM amount
512 MB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
993 MHz
792 MHz
Memory bandwidth
63.55 GB/s
25.34 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
N/A
OpenGL
3.3
3.3
Shader Model
4.1
4.1
Vulkan
N/A
N/A