Radeon HD 3870 AGP and Radeon X1950 XTX Uber Edition - video card comparison
Radeon HD 3870 AGP
Radeon X1950 XTX Uber Edition
Architecture
TeraScale (2005−2013)
R500 (2005−2007)
GPU code name
RV670
R580+
Market segment
Desktop
Desktop
Release date
-
January 2007
Interface
AGP 8x
PCIe 1.0 x16
Supplementary power connectors
1x 8-pin
1x 6-pin
Core clock speed
777 MHz
670 MHz
Manufacturing process technology
55 nm
90 nm
Number of transistors
666 million
384 million
Pipelines / CUDA cores
320
-
Power consumption (TDP)
106 Watt
125 Watt
Texture fill rate
12.43
10.72
Memory type
GDDR4
GDDR4
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
2.3 GB/s
2100 MHz
Memory bandwidth
72.06 GB/s
67.2 GB/s
Display Connectors
2x DVI, 1x S-Video
1x DVI, 1x VHDCI
DirectX
10.1 (10_1)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
3.3 (full)
Shader Model
4.13.0
Vulkan
N/A
N/A