Radeon R7 450 OEM and Radeon HD 2600 XT X2 - video card comparison
Radeon R7 450 OEM
Radeon HD 2600 XT X2
Architecture
GCN 1.0 (2012−2020)
TeraScale (2005−2013)
GPU code name
Cape Verde
RV630
Market segment
Desktop
Desktop
Release date
June 2016
July 2007
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Core clock speed
925 MHz
800 MHz
Floating-point performance
947.2 gflops
2x 192 gflops
Manufacturing process technology
28 nm
65 nm
Number of transistors
1,500 million
390 million
Pipelines / CUDA cores
512
120
Power consumption (TDP)
65 Watt
-
Texture fill rate
29.60
6.400
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4.5 GB/s
1600 MHz
Memory bandwidth
72 GB/s
25.6 GB/s
Display Connectors
1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
4x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (11_1)
10.0 (10_0)
OpenCL
2.1 (1.2)
N/A
OpenGL
4.6
3.3
Shader Model
6.5 (5.1)
4.0
Vulkan
1.2.170
N/A