Radeon HD 5970 vs Radeon R7 M340

When comparing Radeon HD 5970 and Radeon R7 M340, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 5970 and Radeon R7 M340 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

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 5970 Radeon R7 M340
Power consumption (TDP) 294 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors 1x 6-pin + 1x 8-pin None
Memory type GDDR5 DDR3
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x mini-DisplayPort No outputs
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  • Radeon HD 5970 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 5970.
  • Radeon HD 5970 is used in Desktops, and Radeon R7 M340 - in Laptops.
  • Radeon HD 5970 is build with TeraScale 2 architecture, and Radeon R7 M340 - with GCN.
  • Core clock speed of Radeon R7 M340 is 296 MHz higher, than Radeon HD 5970.
  • Radeon HD 5970 is manufactured by 40 nm process technology, and Radeon R7 M340 - by 28 nm process technology.
  • Memory clock speed of Radeon HD 5970 is 3000 MHz higher, than Radeon R7 M340.

Game benchmarks

high / 1080p 10−12 0−1
ultra / 1080p 6−7
QHD / 1440p 1−2 0−1
low / 720p 24−27 1−2
medium / 1080p 14−16 0−1
The average gaming FPS of Radeon HD 5970 in Assassin's Creed Odyssey is 2400% more, than Radeon R7 M340.

Full Specs

  Radeon HD 5970 Radeon R7 M340
Architecture TeraScale 2 GCN
Code name Hemlock Meso Pro DDR3
Type Desktop Laptop
Release date 18 November 2009 16 June 2015
Pipelines 1600 320
Core clock speed 725 MHz 1021 MHz
Boost Clock 1021 MHz
Transistor count 2,154 million 950 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 58.00 17.16
Floating-point performance 2x 2,320.0 gflops 549.1 gflops
Length 305 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 4000 MHz 1000 MHz
Memory bandwidth 128.0 GB/s 16 GB/s
Shared memory -
DirectX 11.2 (11_0)
Shader Model 5.0 5.1
OpenGL 4.4 4.4
OpenCL 1.2 Not Listed
Vulkan N/A +
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 74 Mh/s
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 6
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