GeForce 845M vs GeForce 945A

When choosing between GeForce 845M and GeForce 945A, 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 845M and GeForce 945A.

GeForce 845M is a Laptop Graphics Card

Note: GeForce 845M 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 845M here:

Main Specs

  GeForce 845M GeForce 945A
Power consumption (TDP) 45 Watt 33 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x8
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors No outputs No outputs
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  • GeForce 845M has 36% more power consumption, than GeForce 945A.
  • Both video cards are using PCIe 3.0 x8 interface connection to a motherboard.
  • GeForce 845M has 1 GB more memory, than GeForce 945A.
  • GeForce 845M is used in Laptops, and GeForce 945A - in Desktops.
  • GeForce 845M and GeForce 945A are build with Maxwell architecture.
  • Core clock speed of GeForce 945A is 1 MHz higher, than GeForce 845M.
  • GeForce 845M and GeForce 945A are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 945A is 3012 MHz higher, than GeForce 845M.

Game benchmarks

high / 1080p 3−4 9−10
ultra / 1080p 1−2 5−6
QHD / 1440p 0−1 0−1
low / 720p 14−16 20−22
medium / 1080p 6−7 10−12
The average gaming FPS of GeForce 945A in Assassin's Creed Odyssey is 83% more, than GeForce 845M.

Full Specs

  GeForce 845M GeForce 945A
Architecture Maxwell Maxwell
Code name GM108 GM108
Type Laptop Desktop
Release date 12 March 2014 13 March 2015
Pipelines 384 384
Core clock speed 1071 MHz 1072 MHz
Boost Clock 1150 MHz 1189 MHz
Transistor count 1,870 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 37.63 28.54
Floating-point performance 883.7 gflops 903.2 gflops
Memory bus width 64/128 Bit 64 Bit
Memory clock speed 2000 - 5000 MHz 5012 MHz
Memory bandwidth 40.1 GB/s 40.1 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.1.126
CUDA + 5.0
Bitcoin / BTC (SHA256) 76 Mh/s 108 Mh/s
Laptop size medium sized
Optimus +
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