Radeon HD 3850 AGP and GeForce 7800 GT - video card comparison
Passmark - benchmark score Radeon HD 3850 AGP vs GeForce 7800 GT
Radeon HD 3850 AGP
445
GeForce 7800 GT
251
Radeon HD 3850 AGP
GeForce 7800 GT
Architecture
TeraScale (2005−2013)
Curie (2003−2013)
GPU code name
RV670
G70
Market segment
Desktop
Desktop
Release date
January 2008
August 2005
Interface
AGP 8x
PCIe 1.0 x16
Supplementary power connectors
1x 8-pin
1x 6-pin
Core clock speed
668 MHz
400 MHz
Floating-point performance
427.5 gflops
-
Manufacturing process technology
55 nm
110 nm
Number of transistors
666 million
302 million
Pipelines / CUDA cores
320
-
Power consumption (TDP)
75 Watt
65 Watt
Texture fill rate
10.69
8.000
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1656 MHz
1000 MHz
Memory bandwidth
52.99 GB/s
32 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
3.3
2.1
Shader Model
4.1
3.0
Vulkan
N/A
N/A