Radeon RX 6450M vs GeForce MX450 25W

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureTuring (2018−2022)RDNA 2 (2020−2023)
GPU code nameTU117Navi 24
Market segmentDesktopLaptop
Release date15 August 2020 (4 years ago)5 January 2023 (1 year 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 cores896768
Core clock speedno data2000 MHz
Boost clock speed930 MHz2220 MHz
Number of transistors4,700 million5,400 million
Manufacturing process technology12 nm6 nm
Power consumption (TDP)25 Watt25 Watt (25 - 50 Watt TGP)
Texture fill rate52.08118.1
Floating-point processing power1.667 gflops3.779 gflops
ROPs3232
TMUs5648

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).

InterfacePCIe 4.0 x4PCIe 4.0 x4
Supplementary power connectorsNoneNone

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 typeGDDR6GDDR6
Maximum RAM amount2 GB4 GB
Memory bus width64 Bit64 Bit
Memory clock speed10 GB/s18000 MHz
Memory bandwidth80 GB/s128.0 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 outputsPortable Device Dependent

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.56.7
OpenGL4.64.6
OpenCL1.22.2
Vulkan1.21.3
CUDA7.5-

Pros & cons summary


Recency 15 August 2020 5 January 2023
Maximum RAM amount 2 GB 4 GB
Chip lithography 12 nm 6 nm

RX 6450M has an age advantage of 2 years, a 100% higher maximum VRAM amount, and a 100% more advanced lithography process.

We couldn't decide between GeForce MX450 25W and Radeon RX 6450M. We've got no test results to judge.

Be aware that GeForce MX450 25W is a desktop card while Radeon RX 6450M is a notebook 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 MX450 25W
GeForce MX450 25W
AMD Radeon RX 6450M
Radeon RX 6450M

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.


4 25 votes

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5 1 vote

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Questions & comments

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