GeForce GTX 1660 Mobile vs Radeon RX 560X Mobile

Primary details

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

Place in the ranking426not rated
Place by popularitynot in top-100not in top-100
Power efficiency11.46no data
ArchitectureGCN 4.0 (2016−2020)Turing (2018−2022)
GPU code namePolaris 21TU116B
Market segmentLaptopLaptop
Release date11 April 2018 (6 years ago)15 May 2019 (5 years ago)
Launch price (MSRP)no data$229

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 cores10241280
Core clock speed1275 MHz1455 MHz
Boost clock speed1202 MHz1590 MHz
Number of transistors3,000 million6,600 million
Manufacturing process technology14 nm12 nm
Power consumption (TDP)65 Wattno data
Texture fill rate81.60127.2
Floating-point processing power2.611 TFLOPS4.07 TFLOPS
ROPs1648
TMUs6480

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
InterfaceMXM-B (3.0)PCIe 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 typeGDDR5GDDR6
Maximum RAM amount4 GB6 GB
Memory bus width128 Bit192 Bit
Memory clock speed1450 MHz2000 MHz
Memory bandwidth92.8 GB/s384.0 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 outputs1x 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.

FreeSync+-

API compatibility

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

DirectX12 (12_0)12 (12_1)
Shader Model6.46.5
OpenGL4.64.6
OpenCL2.01.2
Vulkan1.2.1311.2.140
CUDA-7.5

Pros & cons summary


Recency 11 April 2018 15 May 2019
Maximum RAM amount 4 GB 6 GB
Chip lithography 14 nm 12 nm

GTX 1660 Mobile has an age advantage of 1 year, a 50% higher maximum VRAM amount, and a 16.7% more advanced lithography process.

We couldn't decide between Radeon RX 560X Mobile and GeForce GTX 1660 Mobile. 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 560X Mobile
Radeon RX 560X Mobile
NVIDIA GeForce GTX 1660 Mobile
GeForce GTX 1660 Mobile

Comparisons with similar GPUs

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Community ratings

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4 415 votes

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2.7 142 votes

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Questions & comments

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