Radeon HD 7770 vs Radeon R9 M385

When choosing between Radeon HD 7770 and Radeon R9 M385, 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 7770 and Radeon R9 M385.

Radeon R9 M385 is a Laptop Graphics Card

Note: Radeon R9 M385 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 M385 here:

Main Specs

  Radeon HD 7770 Radeon R9 M385
Interface PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs
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  • Radeon R9 M385 has 2 GB more memory, than Radeon HD 7770.
  • Radeon HD 7770 is used in Desktops, and Radeon R9 M385 - in Laptops.
  • Radeon HD 7770 and Radeon R9 M385 are build with GCN architecture.
  • Radeon HD 7770 and Radeon R9 M385 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7770 is 3000 MHz higher, than Radeon R9 M385.

Game benchmarks

high / 1080p 10−11 10−12
ultra / 1080p 6−7 6−7
QHD / 1440p 1−2 1−2
low / 720p 24−27 24−27
medium / 1080p 12−14 12−14
Radeon HD 7770 and Radeon R9 M385 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon HD 7770 Radeon R9 M385
Architecture GCN GCN
Code name Cape Verde Strato
Type Desktop Laptop
Release date 15 February 2012 16 June 2015
Pipelines 640 896
Core clock speed 1000 MHz
Boost Clock 1100 MHz
Transistor count 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 56.00
Floating-point performance 1,792 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 4500 MHz 1500 MHz
Memory bandwidth 76.8 GB/s
Shared memory - -
DirectX DirectX 11.1, Shader 5.1
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 156 Mh/s
Laptop size medium sized
Eyefinity + +
HD3D +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
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