Radeon HD 4650 AGP and Radeon HD 3870 AGP - video card comparison
Radeon HD 4650 AGP
Radeon HD 3870 AGP
Architecture
TeraScale (2005−2013)
TeraScale (2005−2013)
GPU code name
RV730
RV670
Market segment
Desktop
Desktop
Release date
September 2008
-
Interface
AGP 8x
AGP 8x
Supplementary power connectors
-
1x 8-pin
Core clock speed
600 MHz
777 MHz
Floating-point performance
384.0 gflops
-
Manufacturing process technology
55 nm
55 nm
Number of transistors
514 million
666 million
Pipelines / CUDA cores
320
320
Power consumption (TDP)
48 Watt
106 Watt
Texture fill rate
19.20
12.43
Memory type
DDR2
GDDR4
Maximum RAM amount
512 MB
512 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
800 MHz
2.3 GB/s
Memory bandwidth
12.8 GB/s
72.06 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
2x DVI, 1x S-Video
HDMI
+
-
DirectX
10.1 (10_1)
10.1 (10_1)
OpenCL
1.1
N/A
OpenGL
3.3
3.3 (full)
Shader Model4.14.1
Vulkan
N/A
N/A