GeForce GTX 1660 Mobile vs GTX 870M

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Primary details

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

Place in the ranking489not rated
Place by popularitynot in top-100not in top-100
Power efficiency6.14no data
ArchitectureKepler (2012−2018)Turing (2018−2022)
GPU code nameGK104TU116B
Market segmentLaptopLaptop
Release date12 March 2014 (10 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 cores13441280
Core clock speed941 MHz1455 MHz
Boost clock speed967 MHz1590 MHz
Number of transistors3,540 million6,600 million
Manufacturing process technology28 nm12 nm
Power consumption (TDP)100 Wattno data
Texture fill rate108.3127.2
Floating-point processing power2.599 TFLOPS4.07 TFLOPS
ROPs2448
TMUs11280

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
Bus supportPCI Express 2.0, PCI Express 3.0no data
InterfaceMXM-B (3.0)PCIe 3.0 x16
Supplementary power connectorsNoneno data
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 amount3 GB6 GB
Standard memory configurationGDDR5no data
Memory bus width192 Bit192 Bit
Memory clock speedUp to 2500 MHz2000 MHz
Memory bandwidth120.0 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
eDP 1.2 signal supportUp to 3840x2160no data
LVDS signal supportUp to 1920x1200no data
VGA аnalog display supportUp to 2048x1536no data
DisplayPort Multimode (DP++) supportUp to 3840x2160no data
HDMI++
HDCP content protection+-
7.1 channel HD audio on HDMI+-
TrueHD and DTS-HD audio bitstreaming+-

Supported technologies

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

H.264, VC1, MPEG2 1080p video decoder+-
Optimus+-

API compatibility

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

DirectX12 (11_0)12 (12_1)
Shader Model5.16.5
OpenGL4.54.6
OpenCL1.11.2
Vulkan1.1.1261.2.140
CUDA+7.5

Pros & cons summary


Recency 12 March 2014 15 May 2019
Maximum RAM amount 3 GB 6 GB
Chip lithography 28 nm 12 nm

GTX 1660 Mobile has an age advantage of 5 years, a 100% higher maximum VRAM amount, and a 133.3% more advanced lithography process.

We couldn't decide between GeForce GTX 870M 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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NVIDIA GeForce GTX 870M
GeForce GTX 870M
NVIDIA GeForce GTX 1660 Mobile
GeForce GTX 1660 Mobile

Comparisons with similar GPUs

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Community ratings

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3.9 106 votes

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2.7 143 votes

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Questions & comments

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