GeForce GT 445M and Radeon HD 8550M - video card comparison
GeForce GT 445M
Radeon HD 8550M
Architecture
Fermi (2010−2014)
GCN (2011−2017)
GPU code name
N11E-GE
Sun
Market segment
Laptop
Laptop
Release date
September 2010
November 2012
Interface
PCIe 2.0 x16
PCIe 3.0 x8
SLI options
+
-
Boost clock speed
-
850 MHz
Core clock speed
590 MHz
700 MHz
CUDA cores
144
-
Floating-point performance
339.8 gflops
544.0 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,170 million
690 million
Pipelines / CUDA cores
144
384
Power consumption (TDP)
35 Watt
-
Texture fill rate
10.6 billion/sec
17.00
Memory type
GDDR5
DDR3
Maximum RAM amount
3 GB
1 GB
Memory bus width
192 Bit
64 Bit
Memory clock speed
1250 MHz
1800 MHz
Memory bandwidth
60.0 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 API
12 (11_1)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.5
4.6
Shader Model
5.1
5.1
Vulkan
N/A
1.2.131