GeForce GTX 850M vs Mobility Radeon HD 4830

When choosing between GeForce GTX 850M and Mobility Radeon HD 4830, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 850M and Mobility Radeon HD 4830.

GeForce GTX 850M and Mobility Radeon HD 4830 are Laptop Graphics Cards

Note: GeForce GTX 850M and Mobility Radeon HD 4830 are only used in laptop graphics. They have 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 GeForce GTX 850M or Mobility Radeon HD 4830 here:

Main Specs

  GeForce GTX 850M Mobility Radeon HD 4830
Power consumption (TDP) 45 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Memory type DDR3, GDDR5 GDDR3, DDR3
Maximum RAM amount 4 GB 1 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 850M is connected by PCIe 3.0 x16, and Mobility Radeon HD 4830 uses PCIe 2.0 x16 interface.
  • GeForce GTX 850M has 3 GB more memory, than Mobility Radeon HD 4830.
  • Both cards are used in Laptops.
  • GeForce GTX 850M is build with Maxwell architecture, and Mobility Radeon HD 4830 - with Terascale 1.
  • GeForce GTX 850M is manufactured by 28 nm process technology, and Mobility Radeon HD 4830 - by 40 nm process technology.

Game benchmarks

high / 1080p 12−14 0−1
ultra / 1080p 8−9 0−1
QHD / 1440p 2−3 0−1
low / 720p 27−30 10−11
medium / 1080p 16−18 1−2
The average gaming FPS of GeForce GTX 850M in Assassin's Creed Odyssey is 266% more, than Mobility Radeon HD 4830.

Full Specs

  GeForce GTX 850M Mobility Radeon HD 4830
Architecture Maxwell Terascale 1
Code name N15P-GT M97
Type Laptop Laptop
Release date 12 March 2014 3 March 2009
Pipelines 640 640
Core clock speed 550 MHz
Transistor count 1,870 million 826 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 36.08 17.60
Floating-point performance 1,155 gflops 704.0 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 700 MHz
Memory bandwidth 80.0 GB/s 44.8 GB/s
Shared memory - -
DirectX 12 (11_0) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.5 3.3
OpenCL 1.1 1.1
Vulkan 1.1.126 N/A
CUDA +
CUDA cores 640
Bus support PCI Express 2.0, PCI Express 3.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 153 Mh/s
Laptop size medium sized large
Standard memory configuration DDR3 or GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
Ethereum / ETH (DaggerHashimoto) 1.8 Mh/s
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