GeForce 7800 GT and Radeon HD 6450A - video card comparison
Passmark - benchmark score GeForce 7800 GT vs Radeon HD 6450A
GeForce 7800 GT
251
Radeon HD 6450A
268
GeForce 7800 GT
Radeon HD 6450A
Architecture
Curie (2003−2013)
TeraScale 2 (2009−2015)
GPU code name
G70
Caicos
Market segment
Desktop
Desktop
Release date
August 2005
April 2011
Interface
PCIe 1.0 x16
MXM-A (3.0)
Supplementary power connectors
1x 6-pin
-
Core clock speed
400 MHz
625 MHz
Floating-point performance
-
200 gflops
Manufacturing process technology
110 nm
40 nm
Number of transistors
302 million
370 million
Pipelines / CUDA cores
-
160
Power consumption (TDP)
65 Watt
25 Watt
Texture fill rate
8.000
5.000
Memory type
GDDR3
DDR3
Maximum RAM amount
256 MB
512 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1000 MHz
1066 MHz
Memory bandwidth
32 GB/s
8.528 GB/s
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
9.0c (9_3)
11.2 (11_0)
OpenCL
N/A
1.2
OpenGL
2.1
4.4
Shader Model
3.0
5.0
Vulkan
N/A
N/A