GeForce 820M and Radeon RX 560X Mobile - video card comparison
GeForce 820M
Radeon RX 560X Mobile
Architecture
Fermi (2010−2014)
Polaris (2016−2019)
GPU code name
N15V-GM
Polaris 11
Market segment
Laptop
Laptop
Release date
January 2014
January 2017
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
MXM-B (3.0)
Boost clock speed
-
1275 MHz
Core clock speed
775 MHz
1172 MHz
Floating-point performance
240.0 gflops
2,611 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
585 million
3,000 million
Pipelines / CUDA cores
96
1024
Power consumption (TDP)
15 Watt
60-80 Watt
Texture fill rate
10.00
81.60
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
1800 MHz
6000 MHz
Memory bandwidth
14.4 GB/s
92.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
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
FreeSync
-
+
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-