GeForce GT 555M and Radeon 540X - video card comparison
Passmark - benchmark score GeForce GT 555M vs Radeon 540X
GeForce GT 555M
674
Radeon 540X
1472
GeForce GT 555M
Radeon 540X
Architecture
Fermi (2010−2014)
GCN 4.0 (2016−2020)
GPU code name
N12E-GE-B
Lexa
Market segment
Laptop
Laptop
Release date
January 2011
August 2019
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
-
None
SLI options
+
-
Boost clock speed
753 MHz
1219 MHz
Core clock speed
Up to 753 MHz
-
CUDA cores
Up to 144
-
Floating-point performance
388.8 gflops
-
Manufacturing process technology
40 nm
14 nm
Number of transistors
1,170 million
2,200 million
Pipelines / CUDA cores
144
512
Power consumption (TDP)
35 Watt
50 Watt
Texture fill rate
Up to 16.2 billion/sec
33.47
Memory type
DDR3\DDR5
GDDR5
Maximum RAM amount
3 GB
2 GB
Memory bus width
Up to 192 bit/128 Bit
64 Bit
Memory clock speed
Up to 1569 MHz
6000 MHz
Memory bandwidth
Up to 50.2 GB/s
112.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
12 API
12 (12_0)
CUDA
+
-
OpenCL
1.1
2.0
OpenGL
4.5
4.6
Shader Model
5.1
6.4
Vulkan
N/A
1.2.131
3D Blu-Ray
+
-
3D Gaming
+
-
Optimus
+
-