Radeon HD 5570 and Radeon HD 6770M Mac Edition - video card comparison
Radeon HD 5570
Radeon HD 6770M Mac Edition
Architecture
Terascale 2 (2009−2015)
TeraScale 2 (2009−2015)
GPU code name
Redwood
Whistler
Market segment
Desktop
Desktop
Release date
February 2010
January 2011
Interface
PCIe 2.0 x16
MXM-A (3.0)
Supplementary power connectors
None
-
Core clock speed
650 MHz
725 MHz
Floating-point performance
520.0 gflops
696.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
627 million
716 million
Pipelines / CUDA cores
400
480
Power consumption (TDP)
39 Watt
35 Watt
Texture fill rate
13.00
17.40
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB
512 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
667 - 900 MHz
3600 MHz
Memory bandwidth
25.6 GB/s
57.6 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
No outputs
HDMI
+
-
DirectX
11.2 (11_0)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
N/A
N/A