GeForce 7900 GT and Radeon R2 Graphics - video card comparison
GeForce 7900 GT
Radeon R2 Graphics
Architecture
Curie (2003−2013)
GCN 2.0 (2013−2017)
GPU code name
G71
Beema
Market segment
Desktop
Desktop
Release date
March 2006
February 2015
Interface
PCIe 1.0 x16
IGP
Supplementary power connectors
1x 6-pin
-
Core clock speed
450 MHz
351 MHz
Floating-point performance
-
179.2 gflops
Manufacturing process technology
90 nm
28 nm
Number of transistors
278 million
930 million
Pipelines / CUDA cores
-
128
Power consumption (TDP)
48 Watt
15 Watt
Texture fill rate
10.80
2.808
Memory type
GDDR3
System Shared
Maximum RAM amount
256 MB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
1320 MHz
System Shared
Memory bandwidth
42.24 GB/s
-
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
9.0c (9_3)
12 (12_0)
OpenCL
N/A
2.0
OpenGL
2.1
4.6
Shader Model
3.0
6.3
Vulkan
N/A
1.2.131