Radeon R7 260 vs Radeon R9 M390

If you are going to buy a new graphics card and are choosing between Radeon R7 260 and Radeon R9 M390, 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 R7 260 stacks up against Radeon R9 M390, check out specs charts below.

Radeon R9 M390 is a Laptop Graphics Card

Note: Radeon R9 M390 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 M390 here:

Main Specs

  Radeon R7 260 Radeon R9 M390
Power consumption (TDP) 115 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R7 260 and Radeon R9 M390 have maximum RAM of 2 GB.
  • Radeon R7 260 is used in Desktops, and Radeon R9 M390 - in Laptops.
  • Radeon R7 260 is build with GCN 2.0 architecture, and Radeon R9 M390 - with GCN.
  • Radeon R7 260 and Radeon R9 M390 are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 14−16 18−20
ultra / 1080p 8−9 10−11
QHD / 1440p 3−4 5−6
4K / 2160p 4−5
low / 720p 30−35 35−40
medium / 1080p 18−20 21−24
The average gaming FPS of Radeon R9 M390 in Assassin's Creed Odyssey is 26% more, than Radeon R7 260.

Full Specs

  Radeon R7 260 Radeon R9 M390
Architecture GCN 2.0 GCN
Code name Bonaire Pitcairn
Type Desktop Laptop
Release date 17 December 2013 9 June 2015
Pipelines 768 1024
Boost Clock 1100 MHz
Transistor count 2,080 million 5000 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 48.00
Floating-point performance 1,536 gflops
Length 170 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1625 MHz
Memory bandwidth 104 GB/s
Shared memory -
Shader Model 6.3
OpenGL 4.6 4.4
OpenCL 2.0 Not Listed
FreeSync + +
Bus support PCIe 3.0 PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 240 Mh/s 242 Mh/s
Laptop size large
Eyefinity + +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Design reference
DisplayPort support +
DDMA audio +
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