GeForce 8800 Ultra and Radeon HD 6550A - video card comparison
Passmark - benchmark score GeForce 8800 Ultra vs Radeon HD 6550A
GeForce 8800 Ultra
661
Radeon HD 6550A
728
GeForce 8800 Ultra
Radeon HD 6550A
Architecture
Tesla (2006−2010)
TeraScale 2 (2009−2015)
GPU code name
G80
Pinewood
Market segment
Desktop
Desktop
Release date
May 2007
February 2011
Interface
PCIe 1.0 x16
MXM-A (3.0)
Supplementary power connectors
2x 6-pin
-
SLI options
+
-
Core clock speed
612 MHz
550 MHz
CUDA cores
612
-
Floating-point performance
387.1 gflops
624.0 gflops
Manufacturing process technology
90 nm
40 nm
Number of transistors
681 million
627 million
Pipelines / CUDA cores
128
480
Power consumption (TDP)
171 Watt
35 Watt
Texture fill rate
39.2 billion/sec
13.20
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
1080 MHz
1600 MHz
Memory bandwidth
103.7 GB/s
25.6 GB/s
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
11.1 (10_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
3.3
4.4
Shader Model
4.0
5.0
Vulkan
N/A
N/A