Radeon R6 Kaveri vs Radeon R9 M390

Find out if it is worth upgrading your current GPU setup by comparing Radeon R6 Kaveri and Radeon R9 M390. 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 R6 Kaveri and Radeon R9 M390. 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 R6 Kaveri and Radeon R9 M390 are Laptop Graphics Cards

Note: Radeon R6 Kaveri and Radeon R9 M390 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 R6 Kaveri or Radeon R9 M390 here:

Main Specs

  Radeon R6 Kaveri Radeon R9 M390
Memory type GDDR5
Maximum RAM amount 2 GB
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  • Both cards are used in Laptops.
  • Radeon R6 Kaveri is build with GCN 1.1 architecture, and Radeon R9 M390 - with GCN.
  • Radeon R6 Kaveri and Radeon R9 M390 are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 0−1 18−20
ultra / 1080p 10−11
QHD / 1440p 0−1 5−6
4K / 2160p 4−5
low / 720p 1−2 35−40
medium / 1080p 0−1 21−24
The average gaming FPS of Radeon R9 M390 in Assassin's Creed Odyssey is 3600% more, than Radeon R6 Kaveri.

Full Specs

  Radeon R6 Kaveri Radeon R9 M390
Architecture GCN 1.1 GCN
Code name Kaveri Pitcairn
Type Laptop Laptop
Release date 4 June 2014 9 June 2015
Pipelines 384 1024
Core clock speed 533 MHz
Boost Clock 654 MHz
Transistor count 2410 Million 5000 Million
Manufacturing process technology 28 nm 28 nm
Memory bus width 64/128 Bit 256 Bit
Shared memory + -
DirectX DirectX 12 (FL 12_0), Shader 5.0
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 242 Mh/s
Laptop size medium sized large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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