GeForce 820A vs GeForce GTX 980M

When choosing between GeForce 820A and GeForce GTX 980M, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce 820A and GeForce GTX 980M.

GeForce GTX 980M is a Laptop Graphics Card

Note: GeForce GTX 980M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GTX 980M here:

Main Specs

  GeForce 820A GeForce GTX 980M
Power consumption (TDP) 15 Watt
Interface PCIe 2.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type DDR3 GDDR5
Maximum RAM amount 1 GB 8 GB
Display Connectors No outputs No outputs
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  • GeForce 820A is connected by PCIe 2.0 x16, and GeForce GTX 980M uses MXM-B (3.0) interface.
  • GeForce GTX 980M has 7 GB more memory, than GeForce 820A.
  • GeForce 820A is used in Desktops, and GeForce GTX 980M - in Laptops.
  • GeForce 820A is build with Fermi 2.0 architecture, and GeForce GTX 980M - with Maxwell.
  • Core clock speed of GeForce GTX 980M is 263 MHz higher, than GeForce 820A.
  • GeForce 820A and GeForce GTX 980M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 980M is 700 MHz higher, than GeForce 820A.

Game benchmarks

high / 1080p 0−1 35−40
ultra / 1080p 24−27
QHD / 1440p 0−1 18−20
4K / 2160p 10−11
low / 720p 1−2 60−65
medium / 1080p 0−1 45−50
The average gaming FPS of GeForce GTX 980M in Assassin's Creed Odyssey is 6100% more, than GeForce 820A.

Full Specs

  GeForce 820A GeForce GTX 980M
Architecture Fermi 2.0 Maxwell
Code name GF117 GM204
Type Desktop Laptop
Release date 17 March 2014 7 October 2014
Pipelines 96 1536
Core clock speed 775 MHz 1038 MHz
Boost Clock 1127 MHz
Transistor count 585 million 5,200 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 12.40 51.84
Floating-point performance 297.6 gflops 3,462 gflops
Memory bus width 64 Bit 256 Bit
Memory clock speed 1800 MHz 2500 MHz
Memory bandwidth 14.4 GB/s 160 GB/s
Shared memory -
G-SYNC support +
DirectX 12 (11_0) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.6 4.5
OpenCL 1.1 1.1
Vulkan N/A 1.1.126
CUDA 2.1 +
CUDA cores 1536
Bus support PCI Express 3.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 383 Mh/s
Laptop size large
DisplayPort Multimode (DP++) support +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
GameStream +
GeForce ShadowPlay +
GPU Boost 2.0
GameWorks +
BatteryBoost +
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