Radeon R9 390X vs Radeon RX Vega 8 Ryzen 4000

Find out if it is worth upgrading your current GPU setup by comparing Radeon R9 390X and Radeon RX Vega 8 Ryzen 4000. 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 Radeon R9 390X and Radeon RX Vega 8 Ryzen 4000. 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.

Radeon RX Vega 8 Ryzen 4000 is a Laptop Graphics Card

Note: Radeon RX Vega 8 Ryzen 4000 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 Radeon RX Vega 8 Ryzen 4000 here:

Main Specs

  Radeon R9 390X Radeon RX Vega 8 Ryzen 4000
Power consumption (TDP) 275 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin, 1 x 8-pin
Memory type GDDR5
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 390X is used in Desktops, and Radeon RX Vega 8 Ryzen 4000 - in Laptops.
  • Radeon R9 390X is build with GCN architecture, and Radeon RX Vega 8 Ryzen 4000 - with Vega.
  • Radeon R9 390X is manufactured by 28 nm process technology, and Radeon RX Vega 8 Ryzen 4000 - by 7 nm process technology.

Game benchmarks

high / 1080p 50−55 20−22
ultra / 1080p 30−35 12−14
QHD / 1440p 24−27 6−7
4K / 2160p 14−16 5−6
low / 720p 75−80 35−40
medium / 1080p 55−60 24−27
The average gaming FPS of Radeon R9 390X in Assassin's Creed Odyssey is 138% more, than Radeon RX Vega 8 Ryzen 4000.

Full Specs

  Radeon R9 390X Radeon RX Vega 8 Ryzen 4000
Architecture GCN Vega
Code name Grenada XT Vega Raven Ridge
Type Desktop Laptop
Release date 16 June 2015 7 January 2020
Pipelines 2816 512
Boost Clock 1050 MHz 1750 MHz
Transistor count 6,200 million
Manufacturing process technology 28 nm 7 nm
Texture fill rate 184.8
Floating-point performance 5,914 gflops
Length 275 mm
Memory bus width 512 Bit
Memory clock speed 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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