GeForce GT 555M and Radeon HD 7500G + HD 7550M Dual Graphics - video card comparison
GeForce GT 555M
Radeon HD 7500G + HD 7550M Dual Graphics
Architecture
Fermi (2010−2014)
Terascale 3 (2010−2013)
GPU code name
N12E-GE-B
-
Market segment
Laptop
Laptop
Release date
January 2011
May 2012
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
-
SLI options
+
-
Boost clock speed
753 MHz
-
Core clock speed
Up to 753 MHz
655 / 600 MHz
CUDA cores
Up to 144
-
Floating-point performance
388.8 gflops
-
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,170 million
-
Pipelines / CUDA cores
144
736
Power consumption (TDP)
35 Watt
-
Texture fill rate
Up to 16.2 billion/sec
-
Memory type
DDR3\DDR5
-
Maximum RAM amount
3 GB
-
Memory bus width
Up to 192 bit/128 Bit
128 Bit
Memory clock speed
Up to 1569 MHz
1800 MHz
Memory bandwidth
Up to 50.2 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
-
DirectX
12 API
11
CUDA
+
-
OpenCL
1.1
-
OpenGL
4.5
-
Shader Model
5.1
-
Vulkan
N/A
-
3D Blu-Ray
+
-
3D Gaming
+
-
Optimus
+
-