Radeon HD 3850 X2 and Mobility Radeon X2300 - video card comparison
Radeon HD 3850 X2
Mobility Radeon X2300
Architecture
TeraScale (2005−2013)
R500 (2005−2007)
GPU code name
RV670
M64
Market segment
Desktop
Laptop
Release date
April 2008
March 2007
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Boost clock speed
-
480 MHz
Core clock speed
669 MHz
2 MHz
Floating-point performance
2x 428.2 gflops
-
Manufacturing process technology
55 nm
90 nm
Number of transistors
666 million
107 million
Pipelines / CUDA cores
320
6
Power consumption (TDP)
140 Watt
-
Texture fill rate
10.70
1.916
Memory type
GDDR3
DDR1/DDR2/GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1656 MHz
892 MHz
Memory bandwidth
52.99 GB/s
6.272 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
3.3
2.0
Shader Model
4.1
3.0
Vulkan
N/A
N/A