Radeon HD 4850 and Radeon HD 4700 - video card comparison
Radeon HD 4850
Radeon HD 4700
Architecture
Terascale 1 (2008−2010)
TeraScale (2005−2013)
GPU code name
RV770
RV730
Market segment
Desktop
Desktop
Release date
June 2008
February 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
-
Core clock speed
625 MHz
600 MHz
Floating-point performance
1,000.0 gflops
384.0 gflops
Manufacturing process technology
55 nm
55 nm
Number of transistors
956 million
514 million
Pipelines / CUDA cores
800
320
Power consumption (TDP)
110 Watt
50 Watt
Texture fill rate
25.00
19.20
Memory type
GDDR3
DDR2
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
993 MHz
800 MHz
Memory bandwidth
63.55 GB/s
12.8 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