Iris Xe MAX Graphics vs Radeon R9 390X

Find out if it is worth upgrading your current GPU setup by comparing Iris Xe MAX Graphics and Radeon R9 390X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Iris Xe MAX Graphics and Radeon R9 390X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Iris Xe MAX Graphics is a Laptop Graphics Card

Note: Iris Xe MAX Graphics 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 Iris Xe MAX Graphics here:

Main Specs

  Iris Xe MAX Graphics Radeon R9 390X
Power consumption (TDP) 275 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin, 1 x 8-pin
Memory type LPDDR4x GDDR5
Maximum RAM amount 4 MB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Iris Xe MAX Graphics is used in Laptops, and Radeon R9 390X - in Desktops.
  • Iris Xe MAX Graphics is build with Gen. 12 Xe architecture, and Radeon R9 390X - with GCN.
  • Iris Xe MAX Graphics is manufactured by 10 nm process technology, and Radeon R9 390X - by 28 nm process technology.
  • Memory clock speed of Iris Xe MAX Graphics is 3216 MHz higher, than Radeon R9 390X.

Game benchmarks

high / 1080p 35−40 50−55
ultra / 1080p 21−24 30−35
QHD / 1440p 16−18 24−27
4K / 2160p 10−11 14−16
low / 720p 60−65 75−80
medium / 1080p 40−45 55−60
The average gaming FPS of Radeon R9 390X in Assassin's Creed Odyssey is 34% more, than Iris Xe MAX Graphics.

Full Specs

  Iris Xe MAX Graphics Radeon R9 390X
Architecture Gen. 12 Xe GCN
Code name iDG1LPDEV Grenada XT
Type Laptop Desktop
Release date 31 October 2020 16 June 2015
Pipelines 96 2816
Boost Clock 1650 MHz 1050 MHz
Transistor count 6,200 million
Manufacturing process technology 10 nm 28 nm
Texture fill rate 184.8
Floating-point performance 5,914 gflops
Length 275 mm
Memory bus width 128 Bit 512 Bit
Memory clock speed 4266 MHz 1050 MHz
Memory bandwidth 384 GB/s
Shared memory - -
DirectX DirectX 12.1
Shader Model 6.3
OpenGL 4.6
OpenCL 2.0
Vulkan +
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 684 Mh/s
Eyefinity +
PowerTune +
TrueAudio +
Mantle +
Design reference
Bridgeless CrossFire +
Number of Eyefinity displays 6
DisplayPort support +
CrossFire +
VCE +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 27.5 Mh/s
High bandwidth memory (HBM) -
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