Radeon HD 8770M vs Radeon RX 570X

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 8770M and Radeon RX 570X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 8770M and Radeon RX 570X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 8770M is a Laptop Graphics Card

Note: Radeon HD 8770M 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 HD 8770M here:

Main Specs

  Radeon HD 8770M Radeon RX 570X
Power consumption (TDP) 120 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 8 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 3x DisplayPort
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  • Radeon HD 8770M is connected by PCIe 3.0 x8, and Radeon RX 570X uses PCIe 3.0 x16 interface.
  • Radeon RX 570X has 6 GB more memory, than Radeon HD 8770M.
  • Radeon HD 8770M is used in Laptops, and Radeon RX 570X - in Desktops.
  • Radeon HD 8770M is build with GCN architecture, and Radeon RX 570X - with GCN 4.0.
  • Core clock speed of Radeon RX 570X is 393 MHz higher, than Radeon HD 8770M.
  • Radeon HD 8770M is manufactured by 28 nm process technology, and Radeon RX 570X - by 14 nm process technology.
  • Memory clock speed of Radeon RX 570X is 2500 MHz higher, than Radeon HD 8770M.

Game benchmarks

high / 1080p 7−8 9−10
ultra / 1080p 4−5 5−6
QHD / 1440p 0−1 0−1
low / 720p 16−18 21−24
medium / 1080p 8−9 10−12
The average gaming FPS of Radeon RX 570X in Assassin's Creed Odyssey is 33% more, than Radeon HD 8770M.

Full Specs

  Radeon HD 8770M Radeon RX 570X
Architecture GCN GCN 4.0
Code name Mars Polaris 20
Type Laptop Desktop
Release date 16 November 2012 11 April 2018
Pipelines 384 2048
Core clock speed 775 MHz 1168 MHz
Boost Clock 825 MHz 1244 MHz
Transistor count 950 million 5,700 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 19.80 159.2
Floating-point performance 633.6 gflops 5,095 gflops
Length 241 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 4500 MHz 7000 MHz
Memory bandwidth 72 GB/s 224.0 GB/s
Shared memory -
DirectX 12 (11_1) 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.2.131
Laptop size medium sized
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