Mobility Radeon HD 4850 vs Radeon R7 M270

When choosing between Mobility Radeon HD 4850 and Radeon R7 M270, 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 Mobility Radeon HD 4850 and Radeon R7 M270.

Mobility Radeon HD 4850 and Radeon R7 M270 are Laptop Graphics Cards

Note: Mobility Radeon HD 4850 and Radeon R7 M270 are only used in laptop graphics. They have 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 4850 or Radeon R7 M270 here:

Main Specs

  Mobility Radeon HD 4850 Radeon R7 M270
Interface PCIe 2.0 x16 PCIe 3.0 x8
Memory type GDDR3 Not Listed
Maximum RAM amount 1 GB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 4850 is connected by PCIe 2.0 x16, and Radeon R7 M270 uses PCIe 3.0 x8 interface.
  • Both cards are used in Laptops.
  • Mobility Radeon HD 4850 is build with Terascale 1 architecture, and Radeon R7 M270 - with GCN.
  • Core clock speed of Radeon R7 M270 is 325 MHz higher, than Mobility Radeon HD 4850.
  • Mobility Radeon HD 4850 is manufactured by 55 nm process technology, and Radeon R7 M270 - by 28 nm process technology.

Game benchmarks

high / 1080p 3−4 0−1
ultra / 1080p 1−2
QHD / 1440p 0−1 0−1
low / 720p 14−16 1−2
medium / 1080p 5−6 0−1
The average gaming FPS of Mobility Radeon HD 4850 in Assassin's Creed Odyssey is 1400% more, than Radeon R7 M270.

Full Specs

  Mobility Radeon HD 4850 Radeon R7 M270
Architecture Terascale 1 GCN
Code name M98 Opal XT / Mars
Type Laptop Laptop
Release date 9 January 2009 7 January 2014
Pipelines 800 384
Core clock speed 500 MHz 825 MHz
Transistor count 956 million 950 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 20.00 19.80
Floating-point performance 800.0 gflops 633.6 gflops
Memory bus width 256 Bit
Memory clock speed 850 MHz
Memory bandwidth 54.4 GB/s 28.8 GB/s
Shared memory - -
DirectX 10.1 (10_1)
Shader Model 4.1 5.1
OpenGL 3.3 4.4
OpenCL 1.1 Not Listed
Vulkan N/A
FreeSync +
Bus support PCIe 3.0
Laptop size large medium sized
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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