GeForce GT 555M and Radeon RX 6800 XT - video card comparison
Passmark - benchmark score GeForce GT 555M vs Radeon RX 6800 XT
GeForce GT 555M
674
Radeon RX 6800 XT
25787
GeForce GT 555M
Radeon RX 6800 XT
Architecture
Fermi (2010−2014)
Navi / RDNA2 (2020−2022)
GPU code name
N12E-GE-B
Navi 21
Market segment
Laptop
Desktop
Release date
January 2011
November 2020
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
2x 8-pin
SLI options
+
-
Boost clock speed
753 MHz
2250 MHz
Core clock speed
Up to 753 MHz
1825 MHz
CUDA cores
Up to 144
-
Floating-point performance
388.8 gflops
-
Manufacturing process technology
40 nm
7 nm
Number of transistors
1,170 million
26,800 million
Pipelines / CUDA cores
144
4608
Power consumption (TDP)
35 Watt
300 Watt
Texture fill rate
Up to 16.2 billion/sec
648.0
Memory type
DDR3\DDR5
GDDR6
Maximum RAM amount
3 GB
16 GB
Memory bus width
Up to 192 bit/128 Bit
256 Bit
Memory clock speed
Up to 1569 MHz
16000 MHz
Memory bandwidth
Up to 50.2 GB/s
512.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI
-
+
DirectX
12 API
12 Ultimate (12_2)
CUDA
+
-
OpenCL
1.1
2.0
OpenGL
4.5
4.6
Shader Model
5.1
6.5
Vulkan
N/A
1.2
3D Blu-Ray
+
-
3D Gaming
+
-
Optimus
+
-