Radeon HD 3850 X2 and GeForce 8800 GS Mac Edition - video card comparison
Radeon HD 3850 X2
GeForce 8800 GS Mac Edition
Architecture
TeraScale (2005−2013)
Tesla (2006−2010)
GPU code name
RV670
G92
Market segment
Desktop
Desktop
Release date
April 2008
January 2008
Interface
PCIe 2.0 x16
MXM-HE
Supplementary power connectors
-
None
Core clock speed
669 MHz
500 MHz
Floating-point performance
2x 428.2 gflops
160 gflops
Manufacturing process technology
55 nm
65 nm
Number of transistors
666 million
754 million
Pipelines / CUDA cores
320
64
Power consumption (TDP)
140 Watt
105 Watt
Texture fill rate
10.70
16.00
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1656 MHz
1598 MHz
Memory bandwidth
52.99 GB/s
51.14 GB/s
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
11.1 (10_0)
CUDA
-
1.1
OpenCL
N/A
1.1
OpenGL
3.3
3.3
Shader Model
4.1
4.0
Vulkan
N/A
N/A