GeForce 9800 GX2 and Radeon HD 3870 - video card comparison
Passmark - benchmark score GeForce 9800 GX2 vs Radeon HD 3870
GeForce 9800 GX2
821
Radeon HD 3870
572
GeForce 9800 GX2
Radeon HD 3870
Architecture
Tesla (2006−2010)
TeraScale (2005−2013)
GPU code name
G92
RV670
Market segment
Desktop
Desktop
Release date
March 2008
November 2007
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
6-pin & 8-pin
1x 6-pin
SLI options
+
-
Core clock speed
600 MHz
777 MHz
CUDA cores
256 (128 per GPU)
-
Floating-point performance
2x 384.0 gflops
497.3 gflops
Manufacturing process technology
65 nm
55 nm
Number of transistors
754 million
666 million
Pipelines / CUDA cores
128
320
Power consumption (TDP)
197 Watt
106 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
76.8 billion/sec
12.43
Memory type
GDDR3
GDDR4
Maximum RAM amount
512 MB
512 MB
Memory bus width
512 Bit
256 Bit
Memory clock speed
1000 MHz
2252 MHz
Memory bandwidth
128 (64 per GPU)
72.06 GB/s
Display Connectors
HDMIDual Link DVI
2x DVI, 1x S-Video
Multi monitor support
+
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
2.1
3.3
Shader Model
4.0
4.1
Vulkan
N/A
N/A