GeForce 820M and UHD Graphics 770 - video card comparison
Passmark - benchmark score GeForce 820M vs UHD Graphics 770
GeForce 820M
511
UHD Graphics 770
2844
GeForce 820M
UHD Graphics 770
Architecture
Fermi (2010−2014)
Alder Lake
GPU code name
N15V-GM
Alder Lake xG
Market segment
Laptop
Desktop
Release date
January 2014
January 2022
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
Ring Bus
Boost clock speed
-
300 MHz
Core clock speed
775 MHz
-
Floating-point performance
240.0 gflops
-
Manufacturing process technology
28 nm
10 nm
Number of transistors
585 million
-
Pipelines / CUDA cores
96
32
Power consumption (TDP)
15 Watt
15 Watt
Texture fill rate
10.00
26.40
Memory type
DDR3
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
1800 MHz
1550 MHz
Memory bandwidth
14.4 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 (12_1)
CUDA
+
-
OpenCL
1.1
3.0
OpenGL
4.5
4.6
Shader Model
5.1
6.4
Vulkan
N/A
1.3
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-