Radeon E8860 vs Radeon R7 M340

When choosing between Radeon E8860 and Radeon R7 M340, 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 E8860 and Radeon R7 M340.

Radeon R7 M340 is a Laptop Graphics Card

Note: Radeon R7 M340 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 R7 M340 here:

Main Specs

  Radeon E8860 Radeon R7 M340
Power consumption (TDP) 37 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 DDR3
Maximum RAM amount 2 GB 4 GB
Display Connectors 4x mini-DisplayPort No outputs
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  • Radeon E8860 is connected by PCIe 3.0 x16, and Radeon R7 M340 uses PCIe 3.0 x8 interface.
  • Radeon R7 M340 has 2 GB more memory, than Radeon E8860.
  • Radeon E8860 is used in Desktops, and Radeon R7 M340 - in Laptops.
  • Radeon E8860 is build with GCN 1.0 architecture, and Radeon R7 M340 - with GCN.
  • Core clock speed of Radeon R7 M340 is 446 MHz higher, than Radeon E8860.
  • Radeon E8860 and Radeon R7 M340 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon E8860 is 3500 MHz higher, than Radeon R7 M340.

Game benchmarks

high / 1080p 7−8 0−1
ultra / 1080p 4−5
QHD / 1440p 0−1 0−1
low / 720p 18−20 1−2
medium / 1080p 9−10 0−1
The average gaming FPS of Radeon E8860 in Assassin's Creed Odyssey is 1800% more, than Radeon R7 M340.

Full Specs

  Radeon E8860 Radeon R7 M340
Architecture GCN 1.0 GCN
Code name Venus Meso Pro DDR3
Type Desktop Laptop
Release date 25 January 2014 16 June 2015
Pipelines 640 320
Core clock speed 575 MHz 1021 MHz
Boost Clock 625 MHz 1021 MHz
Transistor count 1,500 million 950 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 25.00 17.16
Floating-point performance 800.0 gflops 549.1 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 4500 MHz 1000 MHz
Memory bandwidth 72 GB/s 16 GB/s
Shared memory -
DirectX 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.4
OpenCL 1.2 Not Listed
Vulkan 1.2.131 +
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 48 Mh/s 74 Mh/s
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 6
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