Radeon RX 6650M XT vs Vega 6 Mobile Efficient

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Primary details

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

Place in the rankingnot rated84
Place by popularitynot in top-100not in top-100
Power efficiencyno data25.67
ArchitectureGCN 5.0 (2017−2020)RDNA 2.0 (2020−2024)
GPU code nameRavenNavi 23
Market segmentLaptopLaptop
Release date23 April 2018 (6 years ago)4 January 2022 (2 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 cores3842048
Core clock speed300 MHz2068 MHz
Boost clock speed1011 MHz2416 MHz
Number of transistors4,940 million11,060 million
Manufacturing process technology14 nm7 nm
Power consumption (TDP)15 Watt120 Watt
Texture fill rate24.26309.2
Floating-point processing power0.7764 TFLOPS9.896 TFLOPS
ROPs864
TMUs24128
Ray Tracing Coresno data32

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 sizeno datalarge
InterfaceIGPPCIe 4.0 x8
Supplementary power connectorsno dataNone

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 typeSystem SharedGDDR6
Maximum RAM amountSystem Shared8 GB
Memory bus widthSystem Shared128 Bit
Memory clock speedSystem Shared2000 MHz
Memory bandwidthno data256.0 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 outputsNo outputs

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.5
OpenGL4.64.6
OpenCL2.02.1
Vulkan1.2.1311.3

Pros & cons summary


Recency 23 April 2018 4 January 2022
Chip lithography 14 nm 7 nm
Power consumption (TDP) 15 Watt 120 Watt

Vega 6 Mobile Efficient has 700% lower power consumption.

RX 6650M XT, on the other hand, has an age advantage of 3 years, and a 100% more advanced lithography process.

We couldn't decide between Radeon Vega 6 Mobile Efficient and Radeon RX 6650M XT. 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 Vega 6 Mobile Efficient
Radeon Vega 6 Mobile Efficient
AMD Radeon RX 6650M XT
Radeon RX 6650M XT

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 4 votes

Rate Radeon Vega 6 Mobile Efficient on a scale of 1 to 5:

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4.1 59 votes

Rate Radeon RX 6650M XT on a scale of 1 to 5:

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Questions & comments

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