Radeon R7 450 OEM and Radeon HD 5870 Mac Edition - video card comparison
Radeon R7 450 OEM
Radeon HD 5870 Mac Edition
Architecture
GCN 1.0 (2012−2020)
TeraScale 2 (2009−2015)
GPU code name
Cape Verde
Cypress
Market segment
Desktop
Desktop
Release date
June 2016
June 2010
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
2x 6-pin
Core clock speed
925 MHz
850 MHz
Floating-point performance
947.2 gflops
2,720.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,500 million
2,154 million
Pipelines / CUDA cores
512
1600
Power consumption (TDP)
65 Watt
228 Watt
Texture fill rate
29.60
68.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
4.5 GB/s
4780 MHz
Memory bandwidth
72 GB/s
153.0 GB/s
Display Connectors
1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
1x DVI, 2x mini-DisplayPort
HDMI
+
-
DirectX
12 (11_1)
11.2 (11_0)
OpenCL
2.1 (1.2)
1.2
OpenGL
4.6
4.4
Shader Model
6.5 (5.1)
5.0
Vulkan
1.2.170
N/A