GeForce GTX 1660 Ti Max Q vs Radeon R9 390

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 1660 Ti Max Q and Radeon R9 390. 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 GeForce GTX 1660 Ti Max Q and Radeon R9 390. 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.

GeForce GTX 1660 Ti Max Q is a Laptop Graphics Card

Note: GeForce GTX 1660 Ti Max Q 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 GTX 1660 Ti Max Q here:

Main Specs

  GeForce GTX 1660 Ti Max Q Radeon R9 390
Power consumption (TDP) 275 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None 1 x 6-pin, 1 x 8-pin
Memory type GDDR6 GDDR5
Maximum RAM amount 6 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • GeForce GTX 1660 Ti Max Q is used in Laptops, and Radeon R9 390 - in Desktops.
  • GeForce GTX 1660 Ti Max Q is build with Turing architecture, and Radeon R9 390 - with GCN 2.0.
  • GeForce GTX 1660 Ti Max Q is manufactured by 12 nm process technology, and Radeon R9 390 - by 28 nm process technology.
  • Memory clock speed of GeForce GTX 1660 Ti Max Q is 11000 MHz higher, than Radeon R9 390.

Game benchmarks

high / 1080p 45−50 45−50
ultra / 1080p 30−33 30−33
QHD / 1440p 24−27 24−27
4K / 2160p 12−14 12−14
low / 720p 70−75 70−75
medium / 1080p 50−55 50−55
GeForce GTX 1660 Ti Max Q and Radeon R9 390 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  GeForce GTX 1660 Ti Max Q Radeon R9 390
Architecture Turing GCN 2.0
Code name N18E-G0 Grenada
Type Laptop Desktop
Release date 23 April 2019 18 June 2015
Pipelines 1536 2560
Core clock speed 1140 MHz
Boost Clock 1335 MHz 1000 MHz
Transistor count 6,600 million 6,200 million
Manufacturing process technology 12 nm 28 nm
Texture fill rate 128.2 160.0
Floating-point performance 5,120 gflops
Length 275 mm
Memory bus width 192 Bit 512 Bit
Memory clock speed 12000 MHz 1000 MHz
Memory bandwidth 288.0 GB/s 384 GB/s
Shared memory -
DirectX 12 (12_1)
Shader Model 6.5 6.3
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 +
CUDA 7.5
Monero / XMR (CryptoNight) 0.81 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 593 Mh/s
Laptop size medium sized
Eyefinity +
PowerTune +
TrueAudio +
Mantle +
Design reference
Bridgeless CrossFire +
Number of Eyefinity displays 6
DisplayPort support +
CrossFire +
VCE +
DDMA audio +
Decred / DCR (Decred) 0.95 Gh/s
Ethereum / ETH (DaggerHashimoto) 29.26 Mh/s
Zcash / ZEC (Equihash) 380.03 Sol/s
High bandwidth memory (HBM) -
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