Radeon R6 M340DX vs Radeon R7 250

In this comparison between Radeon R6 M340DX and Radeon R7 250 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon R6 M340DX will be the best choice, for others Radeon R7 250 will be their preference. Study the comparison tables below and make your choice.

Radeon R6 M340DX is a Laptop Graphics Card

Note: Radeon R6 M340DX 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 R6 M340DX here:

Main Specs

  Radeon R6 M340DX Radeon R7 250
Power consumption (TDP) 75 Watt
Interface IGP PCIe 3.0 x8
Supplementary power connectors N/A
Memory type DDR3 DDR3, GDDR5
Maximum RAM amount 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x VGA
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  • Radeon R6 M340DX is connected by IGP, and Radeon R7 250 uses PCIe 3.0 x8 interface.
  • Radeon R6 M340DX is used in Laptops, and Radeon R7 250 - in Desktops.
  • Radeon R6 M340DX and Radeon R7 250 are build with GCN architecture.
  • Radeon R6 M340DX and Radeon R7 250 are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 2−3 3−4
ultra / 1080p 2−3 1−2
QHD / 1440p 0−1 0−1
low / 720p 10−11 14−16
medium / 1080p 3−4 5−6
The average gaming FPS of Radeon R7 250 in Assassin's Creed Odyssey is 50% more, than Radeon R6 M340DX.

Full Specs

  Radeon R6 M340DX Radeon R7 250
Architecture GCN GCN
Code name Jet Oland XT
Type Laptop Desktop
Release date 3 June 2015 1 October 2013
Pipelines 704 384
Boost Clock 1030 MHz 1050 MHz
Transistor count 690 million 950 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 24.72 25.20
Floating-point performance 716.8 gflops
Length 168 mm
Memory bus width 128 Bit
Memory clock speed 1150 MHz
Memory bandwidth 72 GB/s
Shared memory - -
DirectX 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 117 Mh/s
Laptop size medium sized
Design reference
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 3 Mh/s
AppAcceleration +
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