Radeon Graphics 512SP Mobile vs GeForce RTX 4090 Mobile

Primary details

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

Place in the ranking18not rated
Place by popularitynot in top-100not in top-100
Power efficiency41.48no data
ArchitectureAda Lovelace (2022−2024)GCN 5.1 (2018−2022)
GPU code nameAD103Lucienne
Market segmentLaptopDesktop
Release date3 January 2023 (1 year ago)12 January 2021 (3 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 cores9728512
Core clock speed1335 MHz300 MHz
Boost clock speed1695 MHz1900 MHz
Number of transistors45,900 million9,800 million
Manufacturing process technology4 nm7 nm
Power consumption (TDP)120 Watt25 Watt
Texture fill rate515.360.80
Floating-point processing power32.98 TFLOPS1.946 TFLOPS
ROPs1128
TMUs30432
Tensor Cores304no data
Ray Tracing Cores76no data

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 sizelargeno data
InterfacePCIe 4.0 x16IGP

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 typeGDDR6System Shared
Maximum RAM amount16 GBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed2250 MHzSystem Shared
Memory bandwidth576.0 GB/sno data
Shared memory-no data

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 ConnectorsPortable Device DependentPortable Device Dependent

API compatibility

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

DirectX12 Ultimate (12_2)12 (12_1)
Shader Model6.76.7 (6.4)
OpenGL4.64.6
OpenCL3.02.1
Vulkan1.31.3
CUDA8.9-

Pros & cons summary


Recency 3 January 2023 12 January 2021
Chip lithography 4 nm 7 nm
Power consumption (TDP) 120 Watt 25 Watt

RTX 4090 Mobile has an age advantage of 1 year, and a 75% more advanced lithography process.

Graphics 512SP Mobile, on the other hand, has 380% lower power consumption.

We couldn't decide between GeForce RTX 4090 Mobile and Radeon Graphics 512SP Mobile. We've got no test results to judge.

Be aware that GeForce RTX 4090 Mobile is a notebook card while Radeon Graphics 512SP Mobile 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 RTX 4090 Mobile
GeForce RTX 4090 Mobile
AMD Radeon Graphics 512SP Mobile
Radeon Graphics 512SP Mobile

Comparisons with similar GPUs

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Community ratings

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3.6 618 votes

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4.8 39 votes

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Questions & comments

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