GeForce 920MX vs Radeon R9 380X

When comparing GeForce 920MX and Radeon R9 380X, 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 GeForce 920MX and Radeon R9 380X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce 920MX is a Laptop Graphics Card

Note: GeForce 920MX 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 920MX here:

Main Specs

  GeForce 920MX Radeon R9 380X
Power consumption (TDP) 16 Watt 190 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 380X has 1087% more power consumption, than GeForce 920MX.
  • GeForce 920MX is connected by PCIe 3.0 x8, and Radeon R9 380X uses PCIe 3.0 x16 interface.
  • Radeon R9 380X has 2 GB more memory, than GeForce 920MX.
  • GeForce 920MX is used in Laptops, and Radeon R9 380X - in Desktops.
  • GeForce 920MX is build with Maxwell architecture, and Radeon R9 380X - with GCN 3.0.
  • GeForce 920MX and Radeon R9 380X are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 920MX is 830 MHz higher, than Radeon R9 380X.

Game benchmarks

high / 1080p 2−3 35−40
ultra / 1080p 0−1 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 12−14 60−65
medium / 1080p 3−4 40−45
The average gaming FPS of Radeon R9 380X in Assassin's Creed Odyssey is 683% more, than GeForce 920MX.

Full Specs

  GeForce 920MX Radeon R9 380X
Architecture Maxwell GCN 3.0
Code name N16V-GMR Antigua
Type Laptop Desktop
Release date 25 March 2015 19 November 2015
Pipelines 256 2048
Core clock speed 965 MHz
Boost Clock 993 MHz 970 MHz
Transistor count 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 23.83 124.2
Floating-point performance 602.1 gflops 3,973 gflops
Length 221 mm
Memory bus width 64 Bit 256 Bit
Memory clock speed 1800 MHz 970 MHz
Memory bandwidth 14.4 GB/s 182.4 GB/s
Shared memory -
DirectX 12 (11_0)
Shader Model 5.1 6.3
OpenGL 4.5 4.5
OpenCL 1.2 2.0
Vulkan 1.1.126 +
CUDA +
Monero / XMR (CryptoNight) 0.58 kh/s
FreeSync +
Bus support PCI Express 3.0 PCIe 3.0
HDMI +
Optimus +
Eyefinity +
HD3D +
PowerTune +
TrueAudio +
ZeroCore +
Mantle +
Design reference
Bridgeless CrossFire +
Number of Eyefinity displays 6
DisplayPort support +
CrossFire +
VCE +
DDMA audio +
Decred / DCR (Decred) 0.89 Gh/s
Ethereum / ETH (DaggerHashimoto) 20.63 Mh/s
Zcash / ZEC (Equihash) 175 Sol/s
Compute units 32
Form factor full height / full length
GPU Boost 2.0
GameWorks +
High bandwidth memory (HBM) -
LiquidVR +
FRTC +
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