Radeon HD 4770 vs Radeon RX 460 mobile

If you are going to buy a new graphics card and are choosing between Radeon HD 4770 and Radeon RX 460 mobile, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 4770 stacks up against Radeon RX 460 mobile, check out specs charts below.

Radeon RX 460 mobile is a Laptop Graphics Card

Note: Radeon RX 460 mobile 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 RX 460 mobile here:

Main Specs

  Radeon HD 4770 Radeon RX 460 mobile
Power consumption (TDP) 80 Watt 55 Watt
Interface PCIe 2.0 x16 MXM-B (3.0)
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 512 MB 4 GB
Display Connectors 2x DVI, 1x S-Video No outputs
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  • Radeon HD 4770 has 45% more power consumption, than Radeon RX 460 mobile.
  • Radeon HD 4770 is connected by PCIe 2.0 x16, and Radeon RX 460 mobile uses MXM-B (3.0) interface.
  • Radeon HD 4770 has 508 GB more memory, than Radeon RX 460 mobile.
  • Radeon HD 4770 is used in Desktops, and Radeon RX 460 mobile - in Laptops.
  • Radeon HD 4770 is build with TeraScale architecture, and Radeon RX 460 mobile - with Polaris.
  • Radeon HD 4770 is manufactured by 40 nm process technology, and Radeon RX 460 mobile - by 14 nm process technology.
  • Memory clock speed of Radeon RX 460 mobile is 2800 MHz higher, than Radeon HD 4770.

Game benchmarks

high / 1080p 1−2 16−18
ultra / 1080p 0−1 9−10
QHD / 1440p 0−1 3−4
low / 720p 10−12 30−35
medium / 1080p 2−3 21−24
The average gaming FPS of Radeon RX 460 mobile in Assassin's Creed Odyssey is 380% more, than Radeon HD 4770.

Full Specs

  Radeon HD 4770 Radeon RX 460 mobile
Architecture TeraScale Polaris
Code name RV740 Polaris 11 / Baffin XT
Type Desktop Laptop
Release date 28 April 2009 8 August 2016
Pipelines 640 896
Core clock speed 750 MHz
Boost Clock 1180 MHz
Transistor count 826 million 3,000 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 24.00 66.08
Floating-point performance 960.0 gflops 2,115 gflops
Length 203 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 3200 MHz 6000 MHz
Memory bandwidth 51.2 GB/s 80 GB/s
Shared memory -
DirectX 10.1 (10_1) 12 (12_0)
Shader Model 4.1 6.4
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
FreeSync +
Laptop size large
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