GeForce GT 650M SLI vs Radeon HD 4830

If you are going to buy a new graphics card and are choosing between GeForce GT 650M SLI and Radeon HD 4830, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GT 650M SLI stacks up against Radeon HD 4830, check out specs charts below.

GeForce GT 650M SLI is a Laptop Graphics Card

Note: GeForce GT 650M SLI 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 GeForce GT 650M SLI here:

Main Specs

  GeForce GT 650M SLI Radeon HD 4830
Power consumption (TDP) 95 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR3
Maximum RAM amount 2x2 GB 512 MB
Display Connectors 2x DVI, 1x S-Video
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  • Radeon HD 4830 has 510 GB more memory, than GeForce GT 650M SLI.
  • GeForce GT 650M SLI is used in Laptops, and Radeon HD 4830 - in Desktops.
  • GeForce GT 650M SLI is build with Kepler architecture, and Radeon HD 4830 - with TeraScale.
  • Core clock speed of GeForce GT 650M SLI is 215 MHz higher, than Radeon HD 4830.
  • GeForce GT 650M SLI is manufactured by 28 nm process technology, and Radeon HD 4830 - by 55 nm process technology.
  • Memory clock speed of GeForce GT 650M SLI is 2200 MHz higher, than Radeon HD 4830.

Game benchmarks

high / 1080p 12−14 0−1
ultra / 1080p 7−8 0−1
QHD / 1440p 2−3 0−1
low / 720p 24−27 10−12
medium / 1080p 14−16 2−3
The average gaming FPS of GeForce GT 650M SLI in Assassin's Creed Odyssey is 233% more, than Radeon HD 4830.

Full Specs

  GeForce GT 650M SLI Radeon HD 4830
Architecture Kepler TeraScale
Code name N13E-GE RV770
Type Laptop Desktop
Release date 22 March 2012 21 October 2008
Pipelines 768 640
Core clock speed 790 MHz 575 MHz
Boost Clock 835 MHz
Transistor count 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 18.40
Floating-point performance 736.0 gflops
Length 246 mm
Memory bus width 2x 128 Bit 256 Bit
Memory clock speed 4000 MHz 1800 MHz
Memory bandwidth 57.6 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0 10.1 (10_1)
Shader Model 4.1
OpenGL 3.3
OpenCL 1.1
Vulkan N/A
CUDA +
Laptop size medium sized
Optimus +
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