Radeon HD 4770 vs Radeon R9 M280X

When choosing between Radeon HD 4770 and Radeon R9 M280X, 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 Radeon HD 4770 and Radeon R9 M280X.

Radeon R9 M280X is a Laptop Graphics Card

Note: Radeon R9 M280X 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 Radeon R9 M280X here:

Main Specs

  Radeon HD 4770 Radeon R9 M280X
Power consumption (TDP) 80 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 Not Listed
Maximum RAM amount 512 MB
Display Connectors 2x DVI, 1x S-Video No outputs
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  • Radeon HD 4770 is connected by PCIe 2.0 x16, and Radeon R9 M280X uses PCIe 3.0 x16 interface.
  • Radeon HD 4770 is used in Desktops, and Radeon R9 M280X - in Laptops.
  • Radeon HD 4770 is build with TeraScale architecture, and Radeon R9 M280X - with GCN.
  • Core clock speed of Radeon R9 M280X is 150 MHz higher, than Radeon HD 4770.
  • Radeon HD 4770 is manufactured by 40 nm process technology, and Radeon R9 M280X - by 28 nm process technology.

Game benchmarks

high / 1080p 1−2 2−3
ultra / 1080p 0−1 1−2
QHD / 1440p 0−1 0−1
low / 720p 10−12 14−16
medium / 1080p 2−3 4−5
The average gaming FPS of Radeon R9 M280X in Assassin's Creed Odyssey is 40% more, than Radeon HD 4770.

Full Specs

  Radeon HD 4770 Radeon R9 M280X
Architecture TeraScale GCN
Code name RV740 Saturn XT
Type Desktop Laptop
Release date 28 April 2009 1 February 2015
Pipelines 640 896
Core clock speed 750 MHz 900 MHz
Transistor count 826 million 2,080 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 24.00 61.60
Floating-point performance 960.0 gflops 1,792 gflops
Length 203 mm
Memory bus width 128 Bit
Memory clock speed 3200 MHz
Memory bandwidth 51.2 GB/s 96 GB/s
Shared memory -
DirectX 10.1 (10_1)
Shader Model 4.1 6.3
OpenGL 3.3 4.4
OpenCL 1.1 Not Listed
Vulkan N/A
FreeSync +
Bus support Not Listed
Laptop size large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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