GeForce 8800 Ultra and Radeon HD 7450A - video card comparison
Passmark - benchmark score GeForce 8800 Ultra vs Radeon HD 7450A
GeForce 8800 Ultra
661
Radeon HD 7450A
297
GeForce 8800 Ultra
Radeon HD 7450A
Architecture
Tesla (2006−2010)
TeraScale 2 (2009−2015)
GPU code name
G80
Caicos
Market segment
Desktop
Desktop
Release date
May 2007
January 2012
Interface
PCIe 1.0 x16
MXM-A (3.0)
Supplementary power connectors
2x 6-pin
-
SLI options
+
-
Core clock speed
612 MHz
625 MHz
CUDA cores
612
-
Floating-point performance
387.1 gflops
200.0 gflops
Manufacturing process technology
90 nm
40 nm
Number of transistors
681 million
370 million
Pipelines / CUDA cores
128
160
Power consumption (TDP)
171 Watt
25 Watt
Texture fill rate
39.2 billion/sec
5.000
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
384 Bit
64 Bit
Memory clock speed
1080 MHz
1600 MHz
Memory bandwidth
103.7 GB/s
12.8 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