GeForce RTX 4080 Mobile vs Radeon RX 7950 XTX

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Primary details

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

Place in the rankingnot rated27
Place by popularitynot in top-100not in top-100
Power efficiencyno data40.63
ArchitectureRDNA 3.0 (2022−2024)Ada Lovelace (2022−2024)
GPU code nameNavi 31AD104
Market segmentDesktopLaptop
Release dateno data3 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 cores61447424
Core clock speed2200 MHz1290 MHz
Boost clock speed3300 MHz1665 MHz
Number of transistors57,700 million35,800 million
Manufacturing process technology5 nm4 nm
Power consumption (TDP)355 Watt110 Watt
Texture fill rate1,267386.3
Floating-point processing power81.1 TFLOPS24.72 TFLOPS
ROPs19280
TMUs384232
Tensor Coresno data232
Ray Tracing Cores9658

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 sizeno datalarge
InterfacePCIe 4.0 x16PCIe 4.0 x16
Length287 mmno data
Width2-slotno data
Supplementary power connectors2x 8-pinno data

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 amount24 GB12 GB
Memory bus width384 Bit192 Bit
Memory clock speed2500 MHz2250 MHz
Memory bandwidth960.0 GB/s432.0 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 Connectors1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-CPortable Device Dependent
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.76.7
OpenGL4.64.6
OpenCL2.23.0
Vulkan1.31.3
CUDA-8.9

Pros & cons summary


Maximum RAM amount 24 GB 12 GB
Chip lithography 5 nm 4 nm
Power consumption (TDP) 355 Watt 110 Watt

RX 7950 XTX has a 100% higher maximum VRAM amount.

RTX 4080 Mobile, on the other hand, has a 25% more advanced lithography process, and 222.7% lower power consumption.

We couldn't decide between Radeon RX 7950 XTX and GeForce RTX 4080 Mobile. We've got no test results to judge.

Be aware that Radeon RX 7950 XTX is a desktop card while GeForce RTX 4080 Mobile 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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AMD Radeon RX 7950 XTX
Radeon RX 7950 XTX
NVIDIA GeForce RTX 4080 Mobile
GeForce RTX 4080 Mobile

Comparisons with similar GPUs

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Community ratings

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4.2 189 votes

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Questions & comments

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