Mobility Radeon HD 4550 and GeForce 405M - video card comparison
Mobility Radeon HD 4550
GeForce 405M
Architecture
Terascale 1 (2008−2010)
GT2xx (2009−2012)
GPU code name
M92
GT218
Market segment
Laptop
Laptop
Release date
January 2010
May 2012
Bus support
-
PCI-E 2.0
Interface
MXM-II
PCIe 2.0 x16
Supplementary power connectors
None
-
Core clock speed
550 MHz
606 MHz
CUDA cores
-
16
Floating-point performance
88 gflops
38.78 gflops
Gigaflops
-
73
Manufacturing process technology
55 nm
40 nm
Number of transistors
242 million
260 million
Pipelines / CUDA cores
80
16
Power consumption (TDP)
-
14 Watt
Texture fill rate
4.400
4.848
Memory type
GDDR3, DDR2, DDR3
GDDR3, DDR3
Maximum RAM amount
512 MB
Up to 512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
700 MHz
Up to 800 (DDR3), Up to 800 (GDDR3) MHz
Memory bandwidth
11.2 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
DisplayPort, HDMI, VGA, Dual Link DVI, Single Link DVI
Multi monitor support
-
+
HDMI
-
+
Maximum VGA resolution
-
2048x1536
DirectX
10.1 (10_1)
12 API
CUDA
-
+
OpenCL
1.1
1.1
OpenGL
3.3
4.5
Shader Model
4.1
4.1
Vulkan
N/A
N/A
Power management
-
8.0