RSX-90nm and Radeon HD 5870 Mac Edition - video card comparison
RSX-90nm
Radeon HD 5870 Mac Edition
Architecture
Curie (2003−2013)
TeraScale 2 (2009−2015)
GPU code name
RSX-90nm
Cypress
Market segment
Desktop
Desktop
Release date
-
June 2010
Interface
-
PCIe 2.0 x16
Supplementary power connectors
-
2x 6-pin
Core clock speed
-
850 MHz
Floating-point performance
-
2,720.0 gflops
Manufacturing process technology
90 nm
40 nm
Number of transistors
300 million
2,154 million
Pipelines / CUDA cores
-
1600
Power consumption (TDP)
-
228 Watt
Texture fill rate
-
68.00
Memory type
-
GDDR5
Maximum RAM amount
-
1 GB
Memory bus width
-
256 Bit
Memory clock speed
-
4780 MHz
Memory bandwidth
-
153.0 GB/s
Display Connectors
-
1x DVI, 2x mini-DisplayPort
DirectX
N/A
11.2 (11_0)
OpenCL
N/A
1.2
OpenGL
ES 1.1
4.4
Shader Model
-
5.0
Vulkan
N/A
N/A