Radeon R2 Graphics and Radeon X1800 XT - video card comparison
Radeon R2 Graphics
Radeon X1800 XT
Architecture
GCN 2.0 (2013−2017)
R500 (2005−2007)
GPU code name
Beema
R520
Market segment
Desktop
Desktop
Release date
February 2015
October 2005
Interface
IGP
PCIe 1.0 x16
Supplementary power connectors
-
1x 6-pin
Core clock speed
351 MHz
600 MHz
Floating-point performance
179.2 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
930 million
321 million
Pipelines / CUDA cores
128
-
Power consumption (TDP)
15 Watt
113 Watt
Texture fill rate
2.808
9.600
Memory type
System Shared
GDDR3
Maximum RAM amount
System Shared
512 MB
Memory bus width
System Shared
256 Bit
Memory clock speed
System Shared
1400 MHz
Memory bandwidth
-
44.8 GB/s
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 (12_0)
9.0c (9_3)
OpenCL
2.0
N/A
OpenGL
4.6
2.0
Shader Model
6.3
3.0
Vulkan
1.2.131
N/A