Radeon HD 7770M vs Radeon R9 M470

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7770M and Radeon R9 M470. 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 7770M and Radeon R9 M470. 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 7770M and Radeon R9 M470 are Laptop Graphics Cards

Note: Radeon HD 7770M and Radeon R9 M470 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 Radeon HD 7770M or Radeon R9 M470 here:

Main Specs

  Radeon HD 7770M Radeon R9 M470
Power consumption (TDP) 32 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon HD 7770M is connected by PCIe 2.0 x16, and Radeon R9 M470 uses PCIe 3.0 x16 interface.
  • Radeon R9 M470 has 3 GB more memory, than Radeon HD 7770M.
  • Both cards are used in Laptops.
  • Radeon HD 7770M is build with GCN architecture, and Radeon R9 M470 - with GCN 2.
  • Core clock speed of Radeon R9 M470 is 325 MHz higher, than Radeon HD 7770M.
  • Radeon HD 7770M and Radeon R9 M470 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 M470 is 2000 MHz higher, than Radeon HD 7770M.

Game benchmarks

high / 1080p 9−10 12−14
ultra / 1080p 5−6 7−8
QHD / 1440p 0−1 2−3
low / 720p 21−24 24−27
medium / 1080p 10−12 14−16
The average gaming FPS of Radeon R9 M470 in Assassin's Creed Odyssey is 25% more, than Radeon HD 7770M.

Full Specs

  Radeon HD 7770M Radeon R9 M470
Architecture GCN GCN 2
Code name Chelsea XT Saturn
Type Laptop Laptop
Release date 24 April 2012 14 May 2016
Pipelines 512 768
Core clock speed 675 MHz 1000 MHz
Boost Clock 1000 MHz
Transistor count 1,500 million 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 21.60 48.00
Floating-point performance 691.2 gflops 1,536 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 4000 MHz 6000 MHz
Memory bandwidth 64 GB/s 96 GB/s
Shared memory - -
DirectX 12 (11_1) 12 (12_0)
Shader Model 5.1 6.3
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.2.131
Laptop size medium sized large
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