GeForce GTX 1660 Ti Mobile Refresh vs GTX 980M SLI

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Primary details

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

Place in the ranking224not rated
Place by popularitynot in top-100not in top-100
Power efficiency8.44no data
ArchitectureMaxwell (2014−2017)Turing (2018−2022)
GPU code nameno dataTU116B
Market segmentLaptopLaptop
Release date7 October 2014 (10 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 cores30721536
Core clock speed1038 MHz1455 MHz
Boost clock speed1127 MHz1590 MHz
Number of transistors2x 5200 Million6,600 million
Manufacturing process technology28 nm12 nm
Power consumption (TDP)200 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).

Laptop sizelargeno data
Interfaceno dataPCIe 3.0 x16
SLI options+-

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 typeGDDR5GDDR6
Maximum RAM amount2x 8 GB6 GB
Memory bus width2x 256 Bit192 Bit
Memory clock speed5000 MHz2000 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-+

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Optimus+-

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 October 2014 15 May 2019
Chip lithography 28 nm 12 nm

GTX 1660 Ti Mobile Refresh has an age advantage of 4 years, and a 133.3% more advanced lithography process.

We couldn't decide between GeForce GTX 980M SLI 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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NVIDIA GeForce GTX 980M SLI
GeForce GTX 980M SLI
NVIDIA GeForce GTX 1660 Ti Mobile Refresh
GeForce GTX 1660 Ti Mobile Refresh

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.3 54 votes

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3.9 46 votes

Rate GeForce GTX 1660 Ti Mobile Refresh on a scale of 1 to 5:

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Questions & comments

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