GeForce GTX 1660 Ti Mobile Refresh vs Radeon RX Vega 6 (Ryzen 4000/5000)

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking580not rated
Place by popularitynot in top-100not in top-100
Power efficiency28.00no data
ArchitectureVega (2017−2020)Turing (2018−2022)
GPU code nameVega RenoirTU116B
Market segmentLaptopLaptop
Release date7 January 2020 (4 years ago)15 May 2019 (5 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores3841536
Core clock speed400 MHz1455 MHz
Boost clock speed1500 MHz1590 MHz
Number of transistorsno data6,600 million
Manufacturing process technology7 nm12 nm
Power consumption (TDP)15 Wattno data
Texture fill rateno data152.6
Floating-point processing powerno data4.884 TFLOPS
ROPsno data48
TMUsno data96

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interfaceno dataPCIe 3.0 x16

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeno dataGDDR6
Maximum RAM amountno data6 GB
Memory bus widthno data192 Bit
Memory clock speedno data2000 MHz
Memory bandwidthno data384.0 GB/s
Shared memory+-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectorsno data1x DVI, 1x HDMI, 3x DisplayPort
HDMI-+

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12_112 (12_1)
Shader Modelno data6.5
OpenGLno data4.6
OpenCLno data1.2
Vulkan-1.2
CUDA-7.5

Pros & cons summary


Recency 7 January 2020 15 May 2019
Chip lithography 7 nm 12 nm

RX Vega 6 (Ryzen 4000/5000) has an age advantage of 7 months, and a 71.4% more advanced lithography process.

We couldn't decide between Radeon RX Vega 6 (Ryzen 4000/5000) and GeForce GTX 1660 Ti Mobile Refresh. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon RX Vega 6 (Ryzen 4000/5000)
Radeon RX Vega 6 (Ryzen 4000/5000)
NVIDIA GeForce GTX 1660 Ti Mobile Refresh
GeForce GTX 1660 Ti Mobile Refresh

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Community ratings

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4 674 votes

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Questions & comments

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