Radeon HD 6550A and GeForce GT 440 Mac Edition - video card comparison
Radeon HD 6550A
GeForce GT 440 Mac Edition
Architecture
TeraScale 2 (2009−2015)
Fermi (2010−2014)
GPU code name
Pinewood
GF108
Market segment
Desktop
Desktop
Release date
February 2011
February 2011
Interface
MXM-A (3.0)
PCIe 1.0 x16
Supplementary power connectors
-
None
Core clock speed
550 MHz
810 MHz
Floating-point performance
624.0 gflops
311.04 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
627 million
585 million
Pipelines / CUDA cores
480
96
Power consumption (TDP)
35 Watt
65 Watt
Texture fill rate
13.20
12.96
Memory type
GDDR3
DDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1600 MHz
1334 MHz
Memory bandwidth
25.6 GB/s
21.34 GB/s
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
2.1
OpenCL
1.2
1.1
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
N/A