GeForce RTX 4090 Ti vs Radeon RX Vega 56 Mobile

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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-10055
ArchitectureGCN 5.0 (2017−2020)Ada Lovelace (2022−2024)
GPU code nameVega 10AD102
Market segmentLaptopDesktop
Release date1 June 2018 (6 years ago)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 cores358418176
Core clock speed1138 MHz2325 MHz
Boost clock speed1301 MHz2565 MHz
Number of transistors12,500 million76,300 million
Manufacturing process technology14 nm5 nm
Power consumption (TDP)120 Watt600 Watt
Texture fill rate291.41,457
Floating-point processing power9.326 TFLOPS93.24 TFLOPS
ROPs64192
TMUs224568
Tensor Coresno data568
Ray Tracing Coresno data142

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 3.0 x16PCIe 4.0 x16
Lengthno data336 mm
Widthno data3-slot
Supplementary power connectorsno data2x 16-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 typeHBM2GDDR6X
Maximum RAM amount8 GB24 GB
Memory bus width2048 Bit384 Bit
Memory clock speed800 MHz1500 MHz
Memory bandwidth409.6 GB/s1.15 TB/s

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 Connectors1x HDMI, 3x DisplayPort1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI++

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.7
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.1.1251.3
CUDA-8.9

Pros & cons summary


Maximum RAM amount 8 GB 24 GB
Chip lithography 14 nm 5 nm
Power consumption (TDP) 120 Watt 600 Watt

RX Vega 56 Mobile has 400% lower power consumption.

RTX 4090 Ti, on the other hand, has a 200% higher maximum VRAM amount, and a 180% more advanced lithography process.

We couldn't decide between Radeon RX Vega 56 Mobile and GeForce RTX 4090 Ti. We've got no test results to judge.

Be aware that Radeon RX Vega 56 Mobile is a notebook card while GeForce RTX 4090 Ti 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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AMD Radeon RX Vega 56 Mobile
Radeon RX Vega 56 Mobile
NVIDIA GeForce RTX 4090 Ti
GeForce RTX 4090 Ti

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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