Radeon HD 6750 vs Radeon R7 M340

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6750 and Radeon R7 M340. 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 HD 6750 and Radeon R7 M340. 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 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 HD 6750 Radeon R7 M340
Power consumption (TDP) 86 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors 1x 6-pin None
Memory type GDDR5 DDR3
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon HD 6750 is connected by PCIe 2.0 x16, and Radeon R7 M340 uses PCIe 3.0 x8 interface.
  • Radeon R7 M340 has 3 GB more memory, than Radeon HD 6750.
  • Radeon HD 6750 is used in Desktops, and Radeon R7 M340 - in Laptops.
  • Radeon HD 6750 is build with TeraScale 2 architecture, and Radeon R7 M340 - with GCN.
  • Radeon HD 6750 is manufactured by 40 nm process technology, and Radeon R7 M340 - by 28 nm process technology.
  • Memory clock speed of Radeon HD 6750 is 50 MHz higher, than Radeon R7 M340.

Game benchmarks

high / 1080p 1−2 0−1
ultra / 1080p 0−1
QHD / 1440p 0−1 0−1
low / 720p 12−14 1−2
medium / 1080p 3−4 0−1
The average gaming FPS of Radeon HD 6750 in Assassin's Creed Odyssey is 1200% more, than Radeon R7 M340.

Full Specs

  Radeon HD 6750 Radeon R7 M340
Architecture TeraScale 2 GCN
Code name Juniper Meso Pro DDR3
Type Desktop Laptop
Release date 21 January 2011 16 June 2015
Pipelines 720 320
Core clock speed 1021 MHz
Boost Clock 900 MHz 1021 MHz
Transistor count 1,040 million 950 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 25.20 17.16
Floating-point performance 1,008.0 gflops 549.1 gflops
Length 170 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1050 MHz 1000 MHz
Memory bandwidth 73.6 GB/s 16 GB/s
Shared memory -
Shader Model 5.0 5.1
OpenGL 4.4 4.4
OpenCL 1.2 Not Listed
Vulkan +
FreeSync +
Bus support PCIe 2.0 x16 PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 92 Mh/s 74 Mh/s
Eyefinity + +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Design reference
CrossFire +
Compute units 6
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