Radeon Vega 3 Efficient vs GeForce GTX 680MX

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Primary details

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

Place in the ranking430not rated
Place by popularitynot in top-100not in top-100
Power efficiency6.13no data
ArchitectureKepler (2012−2018)GCN 5.0 (2017−2020)
GPU code nameno dataRaven
Market segmentLaptopDesktop
Release date23 October 2012 (12 years ago)26 May 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 cores1536192
Core clock speed720 MHz300 MHz
Boost clock speedno data1000 MHz
Number of transistors3540 Million4,940 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)122 Watt15 Watt
Texture fill rate92.2 billion/sec12.00
Floating-point processing powerno data0.384 TFLOPS
ROPsno data4
TMUsno data12

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 3.0no data
Interfaceno dataIGP
Widthno dataIGP
Supplementary power connectorsno dataNone
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 amount2 GBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed2500 MHzSystem Shared
Memory bandwidth160 GB/sno data
Shared memory-no data

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

Supported technologies

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

3D Vision+-
Optimus+-

API compatibility

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

DirectX12 API12 (12_1)
Shader Modelno data6.4
OpenGL4.54.6
OpenCL1.12.0
Vulkan-1.2.131
CUDA+-

Pros & cons summary


Recency 23 October 2012 26 May 2018
Chip lithography 28 nm 14 nm
Power consumption (TDP) 122 Watt 15 Watt

Vega 3 Efficient has an age advantage of 5 years, a 100% more advanced lithography process, and 713.3% lower power consumption.

We couldn't decide between GeForce GTX 680MX and Radeon Vega 3 Efficient. We've got no test results to judge.

Be aware that GeForce GTX 680MX is a notebook card while Radeon Vega 3 Efficient is a desktop one.


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 680MX
GeForce GTX 680MX
AMD Radeon Vega 3 Efficient
Radeon Vega 3 Efficient

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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


3.6 24 votes

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3.4 44 votes

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Questions & comments

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