GeForce MX330 vs Radeon HD 7990

When choosing between GeForce MX330 and Radeon HD 7990, 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 MX330 and Radeon HD 7990.

GeForce MX330 is a Laptop Graphics Card

Note: GeForce MX330 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 MX330 here:

Main Specs

  GeForce MX330 Radeon HD 7990
Power consumption (TDP) 10 Watt 375 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None 2x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 3 GB
Display Connectors No outputs 1x DVI, 4x mini-DisplayPort
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  • Radeon HD 7990 has 3650% more power consumption, than GeForce MX330.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon HD 7990 has 1 GB more memory, than GeForce MX330.
  • GeForce MX330 is used in Laptops, and Radeon HD 7990 - in Desktops.
  • GeForce MX330 is build with Pascal architecture, and Radeon HD 7990 - with GCN 1.0.
  • Core clock speed of GeForce MX330 is 581 MHz higher, than Radeon HD 7990.
  • GeForce MX330 is manufactured by 16 nm process technology, and Radeon HD 7990 - by 28 nm process technology.
  • Memory clock speed of GeForce MX330 is 1000 MHz higher, than Radeon HD 7990.

Game benchmarks

high / 1080p 14−16 35−40
ultra / 1080p 8−9 21−24
QHD / 1440p 3−4 16−18
4K / 2160p 10−11
low / 720p 27−30 60−65
medium / 1080p 16−18 40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 157% more, than GeForce MX330.

Full Specs

  GeForce MX330 Radeon HD 7990
Architecture Pascal GCN 1.0
Code name N17S-LP / N17S-G3 Malta
Type Laptop Desktop
Release date 20 February 2020 24 April 2013
Pipelines 384 2048
Core clock speed 1531 MHz 950 MHz
Boost Clock 1594 MHz 1000 MHz
Transistor count 1,800 million 4,313 million
Manufacturing process technology 16 nm 28 nm
Texture fill rate 38.26 128.0
Floating-point performance 2x 4,096 gflops
Length 307 mm
Memory bus width 64 Bit 384 Bit
Memory clock speed 7000 MHz 6000 MHz
Memory bandwidth 48.06 GB/s 288.0 GB/s
Shared memory -
DirectX 12 (12_1) 12 (11_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131 1.2.131
CUDA 6.1
Bitcoin / BTC (SHA256) 459 Mh/s
Optimus +
Ethereum / ETH (DaggerHashimoto) 44 Mh/s
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