GeForce 820M and H100 SXM5 - video card comparison
GeForce 820M
H100 SXM5
Architecture
Fermi (2010−2014)
Hopper (2022)
GPU code name
N15V-GM
GH100
Market segment
Laptop
Desktop
Release date
January 2014
March 2022
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
PCIe 5.0 x16
Supplementary power connectors
-
8-pin EPS
Boost clock speed
-
1780 MHz
Core clock speed
775 MHz
-
Floating-point performance
240.0 gflops
-
Manufacturing process technology
28 nm
4 nm
Number of transistors
585 million
80,000 million
Pipelines / CUDA cores
96
8448
Power consumption (TDP)
15 Watt
700 Watt
Texture fill rate
10.00
939.8
Memory type
DDR3
HBM3
Maximum RAM amount
2 GB
80 GB
Memory bus width
64 Bit
5120 Bit
Memory clock speed
1800 MHz
3 GB/s
Memory bandwidth
14.4 GB/s
1,920 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
N/A
CUDA
+
9.0
OpenCL
1.1
3.0
OpenGL
4.5
N/A
Shader Model
5.1
N/A
Vulkan
N/A
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-