Radeon RX 7900 XTX vs GeForce MX450 30.5W 10Gbps

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Primary details

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

Place in the rankingnot rated8
Place by popularitynot in top-10061
Cost-effectiveness evaluationno data34.59
Power efficiencyno data15.67
ArchitectureTuring (2018−2022)RDNA 3.0 (2022−2024)
GPU code nameTU117Navi 31
Market segmentLaptopDesktop
Release date25 August 2020 (4 years ago)3 November 2022 (2 years ago)
Launch price (MSRP)no data$999

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores8966144
Core clock speed1395 MHz1929 MHz
Boost clock speed1575 MHz2498 MHz
Number of transistors4,700 million57,700 million
Manufacturing process technology12 nm5 nm
Power consumption (TDP)31 Watt355 Watt
Texture fill rate88.20959.2
Floating-point processing power2.822 TFLOPS61.39 TFLOPS
ROPs32192
TMUs56384
Ray Tracing Coresno data96

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 x16
Lengthno data287 mm
Widthno data2-slot
Supplementary power connectorsNone2x 8-pin

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 GB24 GB
Memory bus width64 Bit384 Bit
Memory clock speed1250 MHz2500 MHz
Memory bandwidth80 GB/s960.0 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 outputs1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI-+

API compatibility

List of supported 3D 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 25 August 2020 3 November 2022
Maximum RAM amount 2 GB 24 GB
Chip lithography 12 nm 5 nm
Power consumption (TDP) 31 Watt 355 Watt

MX450 30.5W 10Gbps has 1045.2% lower power consumption.

RX 7900 XTX, on the other hand, has an age advantage of 2 years, a 1100% higher maximum VRAM amount, and a 140% more advanced lithography process.

We couldn't decide between GeForce MX450 30.5W 10Gbps and Radeon RX 7900 XTX. We've got no test results to judge.

Be aware that GeForce MX450 30.5W 10Gbps is a notebook card while Radeon RX 7900 XTX 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 MX450 30.5W 10Gbps
GeForce MX450 30.5W 10Gbps
AMD Radeon RX 7900 XTX
Radeon RX 7900 XTX

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Community ratings

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4.3 6 votes

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Questions & comments

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