Radeon HD 3850 X2 and GeForce 9800S - video card comparison
Radeon HD 3850 X2
GeForce 9800S
Architecture
TeraScale (2005−2013)
Tesla (2006−2010)
GPU code name
RV670
G94
Market segment
Desktop
Desktop
Release date
April 2008
July 2008
Interface
PCIe 2.0 x16
PCIe 2.0 x16
SLI options
-
+
Core clock speed
669 MHz
600 MHz
CUDA cores
-
64
Floating-point performance
2x 428.2 gflops
192 gflops
Manufacturing process technology
55 nm
65 nm
Number of transistors
666 million
505 million
Pipelines / CUDA cores
320
64
Power consumption (TDP)
140 Watt
75 Watt
Texture fill rate
10.70
19.2 billion/sec
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1656 MHz
800 MHz
Memory bandwidth
52.99 GB/s
51.2 GB/s
Display Connectors
2x DVI, 1x S-Video
VGAHDMISingle Link DVI
Multi monitor support
-
+
HDMI
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
S/PDIF + HDA
DirectX
10.1 (10_1)
11.1 (10_0)
CUDA
-
+
OpenCL
N/A
1.1
OpenGL
3.3
2.1
Shader Model
4.1
4.0
Vulkan
N/A
N/A