GeForce 8800 Ultra and Radeon HD 3870 - video card comparison
Passmark - benchmark score GeForce 8800 Ultra vs Radeon HD 3870
GeForce 8800 Ultra
661
Radeon HD 3870
572
GeForce 8800 Ultra
Radeon HD 3870
Architecture
Tesla (2006−2010)
TeraScale (2005−2013)
GPU code name
G80
RV670
Market segment
Desktop
Desktop
Release date
May 2007
November 2007
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
1x 6-pin
SLI options
+
-
Core clock speed
612 MHz
777 MHz
CUDA cores
612
-
Floating-point performance
387.1 gflops
497.3 gflops
Manufacturing process technology
90 nm
55 nm
Number of transistors
681 million
666 million
Pipelines / CUDA cores
128
320
Power consumption (TDP)
171 Watt
106 Watt
Texture fill rate
39.2 billion/sec
12.43
Memory type
GDDR3
GDDR4
Maximum RAM amount
512 MB
512 MB
Memory bus width
384 Bit
256 Bit
Memory clock speed
1080 MHz
2252 MHz
Memory bandwidth
103.7 GB/s
72.06 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
11.1 (10_0)
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
3.3
3.3
Shader Model
4.0
4.1
Vulkan
N/A
N/A