GeForce GTX 1660 vs Radeon Pro Duo

When comparing GeForce GTX 1660 and Radeon Pro Duo, 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 GTX 1660 and Radeon Pro Duo is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Main Specs

  GeForce GTX 1660 Radeon Pro Duo
Power consumption (TDP) 120 Watt 350 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 8-pin 3x 8-pin
Memory type GDDR5 High Bandwidth Memory (HBM)
Maximum RAM amount 6 GB 8 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort 1x HDMI, 3x DisplayPort
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  • Radeon Pro Duo has 191% more power consumption, than GeForce GTX 1660.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Pro Duo has 2 GB more memory, than GeForce GTX 1660.
  • Both cards are used in Desktops.
  • GeForce GTX 1660 is build with Turing architecture, and Radeon Pro Duo - with GCN 3.0.
  • GeForce GTX 1660 is manufactured by 12 nm process technology, and Radeon Pro Duo - by 28 nm process technology.
  • Radeon Pro Duo is 48 mm longer, than GeForce GTX 1660.
  • Memory clock speed of GeForce GTX 1660 is 7500 MHz higher, than Radeon Pro Duo.

Game benchmarks

high / 1080p 55−60 50−55
ultra / 1080p 40−45 30−35
QHD / 1440p 30−35 27−30
4K / 2160p 18−20 14−16
low / 720p 80−85 75−80
medium / 1080p 65−70 60−65
The average gaming FPS of GeForce GTX 1660 in Assassin's Creed Odyssey is 13% more, than Radeon Pro Duo.

Full Specs

  GeForce GTX 1660 Radeon Pro Duo
Architecture Turing GCN 3.0
Code name Turing TU116 Capsaicin
Type Desktop Workstation
Release date 14 March 2019 26 April 2016
Pipelines 1408 4096
Core clock speed 1530 MHz
Boost Clock 1785 MHz 1000 MHz
Transistor count 6,600 million 8,900 million
Manufacturing process technology 12 nm 28 nm
Texture fill rate 157.1 256.0
Floating-point performance 2x 8,192 gflops
Length 229 mm 277 mm
Memory bus width 192 Bit 4096 Bit
Memory clock speed 8000 MHz 500 MHz
Memory bandwidth 192.1 GB/s 512 GB/s
Shared memory -
DirectX 12 (12_1)
Shader Model 6.5 6.0
OpenGL 4.6 4.5
OpenCL 1.2 2.0
Vulkan 1.2.131 +
CUDA 7.5
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 809 Mh/s
Eyefinity +
HD3D +
PowerTune +
TrueAudio +
ZeroCore +
Mantle +
Design reference
Number of Eyefinity displays 6
DisplayPort support +
CrossFire +
VCE +
Compute units 128
AppAcceleration +
LiquidVR +
TressFX +
UVD +
Enduro +
FRTC +
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