Mobility Radeon HD 4830 vs Radeon R7 A265

When comparing Mobility Radeon HD 4830 and Radeon R7 A265, 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 Mobility Radeon HD 4830 and Radeon R7 A265 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Mobility Radeon HD 4830 is a Laptop Graphics Card

Note: Mobility Radeon HD 4830 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 Mobility Radeon HD 4830 here:

Main Specs

  Mobility Radeon HD 4830 Radeon R7 A265
Interface PCIe 2.0 x16 PCIe 3.0 x8
Memory type GDDR3, DDR3 DDR3
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 4830 is connected by PCIe 2.0 x16, and Radeon R7 A265 uses PCIe 3.0 x8 interface.
  • Radeon R7 A265 has 1 GB more memory, than Mobility Radeon HD 4830.
  • Mobility Radeon HD 4830 is used in Laptops, and Radeon R7 A265 - in Desktops.
  • Mobility Radeon HD 4830 is build with Terascale 1 architecture, and Radeon R7 A265 - with GCN 1.0.
  • Core clock speed of Radeon R7 A265 is 175 MHz higher, than Mobility Radeon HD 4830.
  • Mobility Radeon HD 4830 is manufactured by 40 nm process technology, and Radeon R7 A265 - by 28 nm process technology.
  • Memory clock speed of Radeon R7 A265 is 1100 MHz higher, than Mobility Radeon HD 4830.

Game benchmarks

high / 1080p 0−1 1−2
ultra / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 10−11 12−14
medium / 1080p 1−2 3−4
The average gaming FPS of Radeon R7 A265 in Assassin's Creed Odyssey is 33% more, than Mobility Radeon HD 4830.

Full Specs

  Mobility Radeon HD 4830 Radeon R7 A265
Architecture Terascale 1 GCN 1.0
Code name M97 Opal
Type Laptop Desktop
Release date 3 March 2009 9 January 2014
Pipelines 640 384
Core clock speed 550 MHz 725 MHz
Boost Clock 825 MHz
Transistor count 826 million 950 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 17.60 19.80
Floating-point performance 704.0 gflops 633.6 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 700 MHz 1800 MHz
Memory bandwidth 44.8 GB/s 28.8 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 large
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