Radeon HD 5870 and GeForce 320M Mac Edition - video card comparison
Radeon HD 5870
GeForce 320M Mac Edition
Architecture
TeraScale 2 (2009−2015)
Tesla 2.0 (2007−2013)
GPU code name
Cypress
C89
Market segment
Desktop
Desktop
Release date
September 2009
April 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
-
Core clock speed
850 MHz
450 MHz
Floating-point performance
2,720.0 gflops
-
Manufacturing process technology
40 nm
40 nm
Number of transistors
2,154 million
486 million
Pipelines / CUDA cores
1600
48
Power consumption (TDP)
188 Watt
23 Watt
Texture fill rate
68.00
7.200
Memory type
GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
4800 MHz
System Shared
Memory bandwidth
153.6 GB/s
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
Portable Device Dependent
HDMI
+
-
DirectX
11.2 (11_0)
11.1 (10_1)
OpenCL
1.2
N/A
OpenGL
4.4
3.3
Shader Model
5.0
4.1
Vulkan
N/A
N/A