Radeon HD 4830 vs Radeon R6 M340DX

When comparing Radeon HD 4830 and Radeon R6 M340DX, 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 4830 and Radeon R6 M340DX is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

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 HD 4830 Radeon R6 M340DX
Power consumption (TDP) 95 Watt
Interface PCIe 2.0 x16 IGP
Supplementary power connectors 1x 6-pin
Memory type GDDR3 DDR3
Maximum RAM amount 512 MB
Display Connectors 2x DVI, 1x S-Video No outputs
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  • Radeon HD 4830 is connected by PCIe 2.0 x16, and Radeon R6 M340DX uses IGP interface.
  • Radeon HD 4830 is used in Desktops, and Radeon R6 M340DX - in Laptops.
  • Radeon HD 4830 is build with TeraScale architecture, and Radeon R6 M340DX - with GCN.
  • Radeon HD 4830 is manufactured by 55 nm process technology, and Radeon R6 M340DX - by 28 nm process technology.

Game benchmarks

high / 1080p 0−1 2−3
ultra / 1080p 0−1 2−3
QHD / 1440p 0−1 0−1
low / 720p 10−12 10−11
medium / 1080p 2−3 3−4
The average gaming FPS of Radeon R6 M340DX in Assassin's Creed Odyssey is 16% more, than Radeon HD 4830.

Full Specs

  Radeon HD 4830 Radeon R6 M340DX
Architecture TeraScale GCN
Code name RV770 Jet
Type Desktop Laptop
Release date 21 October 2008 3 June 2015
Pipelines 640 704
Core clock speed 575 MHz
Boost Clock 1030 MHz
Transistor count 956 million 690 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 18.40 24.72
Floating-point performance 736.0 gflops
Length 246 mm
Memory bus width 256 Bit
Memory clock speed 1800 MHz
Memory bandwidth 57.6 GB/s
Shared memory -
DirectX 10.1 (10_1) 12 (11_1)
Shader Model 4.1 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.2.131
Laptop size medium sized
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