GeForce 845M vs Radeon HD 5870

When choosing between GeForce 845M and Radeon HD 5870, 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 Radeon HD 5870.

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 Radeon HD 5870
Power consumption (TDP) 45 Watt 188 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 5870 has 317% more power consumption, than GeForce 845M.
  • GeForce 845M is connected by PCIe 3.0 x8, and Radeon HD 5870 uses PCIe 2.0 x16 interface.
  • GeForce 845M has 1 GB more memory, than Radeon HD 5870.
  • GeForce 845M is used in Laptops, and Radeon HD 5870 - in Desktops.
  • GeForce 845M is build with Maxwell architecture, and Radeon HD 5870 - with TeraScale 2.
  • Core clock speed of GeForce 845M is 221 MHz higher, than Radeon HD 5870.
  • GeForce 845M is manufactured by 28 nm process technology, and Radeon HD 5870 - by 40 nm process technology.
  • Memory clock speed of Radeon HD 5870 is 2800 MHz higher, than GeForce 845M.

Game benchmarks

high / 1080p 3−4 10−12
ultra / 1080p 1−2 6−7
QHD / 1440p 0−1 1−2
low / 720p 14−16 24−27
medium / 1080p 6−7 14−16
The average gaming FPS of Radeon HD 5870 in Assassin's Creed Odyssey is 133% more, than GeForce 845M.

Full Specs

  GeForce 845M Radeon HD 5870
Architecture Maxwell TeraScale 2
Code name GM108 Cypress
Type Laptop Desktop
Release date 12 March 2014 23 September 2009
Pipelines 384 1600
Core clock speed 1071 MHz 850 MHz
Boost Clock 1150 MHz
Transistor count 1,870 million 2,154 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 37.63 68.00
Floating-point performance 883.7 gflops 2,720.0 gflops
Length 282 mm
Memory bus width 64/128 Bit 256 Bit
Memory clock speed 2000 - 5000 MHz 4800 MHz
Memory bandwidth 40.1 GB/s 153.6 GB/s
Shared memory -
DirectX 12 (11_0) 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.1.126 N/A
CUDA +
Bitcoin / BTC (SHA256) 76 Mh/s
Laptop size medium sized
Optimus +
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