Radeon Vega 6 Mobile Efficient vs GeForce GTX 980 SLI Mobile

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Primary details

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

Place in the ranking114not rated
Place by popularitynot in top-100not in top-100
Power efficiency8.29no data
ArchitectureMaxwell (2014−2017)GCN 5.0 (2017−2020)
GPU code nameN16E-GXX SLIRaven
Market segmentLaptopLaptop
Release date22 September 2015 (9 years ago)23 April 2018 (6 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 cores4096384
Core clock speed1126 MHz300 MHz
Boost clock speed1228 MHz1011 MHz
Number of transistors10400 Million4,940 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)330 Watt15 Watt
Texture fill rateno data24.26
Floating-point processing powerno data0.7764 TFLOPS
ROPsno data8
TMUsno data24

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 dataIGP
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 typeGDDR5System Shared
Maximum RAM amount2x 8 GBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed3500 MHzSystem Shared
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 dataNo outputs
G-SYNC support+-

API compatibility

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

DirectX12_112 (12_1)
Shader Modelno data6.4
OpenGLno data4.6
OpenCLno data2.0
Vulkan-1.2.131
CUDA+-

Pros & cons summary


Recency 22 September 2015 23 April 2018
Chip lithography 28 nm 14 nm
Power consumption (TDP) 330 Watt 15 Watt

Vega 6 Mobile Efficient has an age advantage of 2 years, a 100% more advanced lithography process, and 2100% lower power consumption.

We couldn't decide between GeForce GTX 980 SLI Mobile and Radeon Vega 6 Mobile Efficient. 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 980 SLI Mobile
GeForce GTX 980 SLI Mobile
AMD Radeon Vega 6 Mobile Efficient
Radeon Vega 6 Mobile Efficient

Comparisons with similar GPUs

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Community ratings

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3.3 65 votes

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3.3 4 votes

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Questions & comments

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