GeForce 8800 Ultra and Radeon HD 4700 - video card comparison
GeForce 8800 Ultra
Radeon HD 4700
Architecture
Tesla (2006−2010)
TeraScale (2005−2013)
GPU code name
G80
RV730
Market segment
Desktop
Desktop
Release date
May 2007
February 2010
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
-
SLI options
+
-
Core clock speed
612 MHz
600 MHz
CUDA cores
612
-
Floating-point performance
387.1 gflops
384.0 gflops
Manufacturing process technology
90 nm
55 nm
Number of transistors
681 million
514 million
Pipelines / CUDA cores
128
320
Power consumption (TDP)
171 Watt
50 Watt
Texture fill rate
39.2 billion/sec
19.20
Memory type
GDDR3
DDR2
Maximum RAM amount
512 MB
512 MB
Memory bus width
384 Bit
128 Bit
Memory clock speed
1080 MHz
800 MHz
Memory bandwidth
103.7 GB/s
12.8 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
1.1
OpenGL
3.3
3.3
Shader Model
4.0
4.1
Vulkan
N/A
N/A