GeForce GT 545 vs Mobility Radeon HD 4870 X2

When choosing between GeForce GT 545 and Mobility Radeon HD 4870 X2, 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 GT 545 and Mobility Radeon HD 4870 X2.

Mobility Radeon HD 4870 X2 is a Laptop Graphics Card

Note: Mobility Radeon HD 4870 X2 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 Mobility Radeon HD 4870 X2 here:

Main Specs

  GeForce GT 545 Mobility Radeon HD 4870 X2
Power consumption (TDP) 70 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors None
Memory type DDR3 GDDR3, GDDR5
Maximum RAM amount 1536 MB 2 GB
Display Connectors 1x DVI, 1x HDMI, 1x VGA No outputs
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  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • GeForce GT 545 has 1534 GB more memory, than Mobility Radeon HD 4870 X2.
  • GeForce GT 545 is used in Desktops, and Mobility Radeon HD 4870 X2 - in Laptops.
  • GeForce GT 545 is build with Fermi 2.0 architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
  • Core clock speed of GeForce GT 545 is 170 MHz higher, than Mobility Radeon HD 4870 X2.
  • GeForce GT 545 is manufactured by 40 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 nm process technology.
  • Memory clock speed of GeForce GT 545 is 712 MHz higher, than Mobility Radeon HD 4870 X2.

Game benchmarks

high / 1080p 2−3 9−10
ultra / 1080p 0−1 5−6
QHD / 1440p 0−1 0−1
low / 720p 12−14 21−24
medium / 1080p 3−4 12−14
The average gaming FPS of Mobility Radeon HD 4870 X2 in Assassin's Creed Odyssey is 150% more, than GeForce GT 545.

Full Specs

  GeForce GT 545 Mobility Radeon HD 4870 X2
Architecture Fermi 2.0 Terascale 1
Code name GF116 M98-XT
Type Desktop Laptop
Release date 14 May 2011 9 January 2009
Pipelines 144 1600
Core clock speed 720 MHz 550 MHz
Transistor count 1,170 million 956 million
Manufacturing process technology 40 nm 55 nm
Texture fill rate 17.28 22.00
Floating-point performance 414.7 gflops 2x 880.0 gflops
Length 145 mm
Memory bus width 192 Bit 256 Bit
Memory clock speed 1600 MHz 888 MHz
Memory bandwidth 38.4 GB/s 89.6 GB/s
Shared memory -
DirectX 12 (11_0) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.6 3.3
OpenCL 1.1 1.1
Vulkan N/A N/A
CUDA 2.1
Bitcoin / BTC (SHA256) 35 Mh/s
Laptop size large
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