GeForce MX450 25W vs Radeon RX Vega 8 (Ryzen 4000/5000)

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Primary details

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

Place in the ranking481not rated
Place by popularity34not in top-100
Power efficiency41.36no data
ArchitectureVega (2017−2020)Turing (2018−2022)
GPU code nameVegaTU117
Market segmentLaptopLaptop
Release date7 January 2020 (4 years ago)15 August 2020 (4 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 cores512896
Core clock speedno data720 MHz
Boost clock speed2100 MHz930 MHz
Number of transistorsno data4,700 million
Manufacturing process technology7 nm12 nm
Power consumption (TDP)15 Watt25 Watt
Texture fill rateno data52.08
Floating-point processing powerno data1.667 TFLOPS
ROPsno data32
TMUsno data56

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).

Interfaceno dataPCIe 4.0 x4
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 typeno dataGDDR6
Maximum RAM amountno data2 GB
Memory bus widthno data64 Bit
Memory clock speedno data1250 MHz
Memory bandwidthno data80 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 dataNo outputs

API compatibility

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

DirectX12_112 (12_1)
Shader Modelno data6.5
OpenGLno data4.6
OpenCLno data1.2
Vulkan-1.2
CUDA-7.5

Pros & cons summary


Recency 7 January 2020 15 August 2020
Chip lithography 7 nm 12 nm
Power consumption (TDP) 15 Watt 25 Watt

RX Vega 8 (Ryzen 4000/5000) has a 71.4% more advanced lithography process, and 66.7% lower power consumption.

MX450 25W, on the other hand, has an age advantage of 7 months.

We couldn't decide between Radeon RX Vega 8 (Ryzen 4000/5000) and GeForce MX450 25W. 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 Vega 8 (Ryzen 4000/5000)
Radeon RX Vega 8 (Ryzen 4000/5000)
NVIDIA GeForce MX450 25W
GeForce MX450 25W

Comparisons with similar GPUs

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Community ratings

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3.8 1183 votes

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3.9 26 votes

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Questions & comments

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