GeForce 820A vs GeForce 825M

Find out if it is worth upgrading your current GPU setup by comparing GeForce 820A and GeForce 825M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce 820A and GeForce 825M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

GeForce 825M is a Laptop Graphics Card

Note: GeForce 825M 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 825M here:

Main Specs

  GeForce 820A GeForce 825M
Power consumption (TDP) 15 Watt 33 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3 DDR3
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs No outputs
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  • GeForce 825M has 120% more power consumption, than GeForce 820A.
  • GeForce 820A is connected by PCIe 2.0 x16, and GeForce 825M uses PCIe 3.0 x8 interface.
  • GeForce 825M has 1 GB more memory, than GeForce 820A.
  • GeForce 820A is used in Desktops, and GeForce 825M - in Laptops.
  • GeForce 820A is build with Fermi 2.0 architecture, and GeForce 825M - with Kepler.
  • Core clock speed of GeForce 825M is 75 MHz higher, than GeForce 820A.
  • GeForce 820A and GeForce 825M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 820A and GeForce 825M is 1800 MHz.

Game benchmarks

high / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 1−2 2−3
medium / 1080p 0−1 0−1
The average gaming FPS of GeForce 825M in Assassin's Creed Odyssey is 100% more, than GeForce 820A.

Full Specs

  GeForce 820A GeForce 825M
Architecture Fermi 2.0 Kepler
Code name GF117 GK208
Type Desktop Laptop
Release date 17 March 2014 27 January 2014
Pipelines 96 384
Core clock speed 775 MHz 850 MHz
Boost Clock 941 MHz
Transistor count 585 million 915 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 12.40 30.11
Floating-point performance 297.6 gflops 722.7 gflops
Memory bus width 64 Bit 64 Bit
Memory clock speed 1800 MHz 1800 MHz
Memory bandwidth 14.4 GB/s 14.4 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.1.126
CUDA 2.1 +
Laptop size medium sized
Optimus +
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