GeForce RTX 5090 vs L40G

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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
ArchitectureAda Lovelace (2022−2024)Blackwell 2.0 (2025)
GPU code nameAD102GB202
Market segmentWorkstationDesktop
Release date13 October 2022 (2 years ago)2025

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 cores1817621760
Core clock speed1005 MHz2235 MHz
Boost clock speed2475 MHz2520 MHz
Number of transistors76,300 millionno data
Manufacturing process technology4 nm0 nm
Power consumption (TDP)300 Watt500 Watt
Texture fill rate1,4061,714
Floating-point processing power89.97 TFLOPS109.7 TFLOPS
ROPs192192
TMUs568680
Tensor Cores568680
Ray Tracing Cores142170

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 x16PCIe 5.0 x16
Length267 mm304 mm
Width2-slot3-slot
Supplementary power connectors1x 16-pin1x 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 typeGDDR6GDDR7
Maximum RAM amount24 GB32 GB
Memory bus width384 Bit512 Bit
Memory clock speed2250 MHz1875 MHz
Memory bandwidth864.0 GB/s1.52 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 2.1, 3x DisplayPort 1.4a1x HDMI 2.1, 3x DisplayPort 1.4a
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 Model6.76.8
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.31.3
CUDA8.910.1

Pros & cons summary


Maximum RAM amount 24 GB 32 GB
Power consumption (TDP) 300 Watt 500 Watt

L40G has 66.7% lower power consumption.

RTX 5090, on the other hand, has a 33.3% higher maximum VRAM amount.

We couldn't decide between L40G and GeForce RTX 5090. We've got no test results to judge.

Be aware that L40G is a workstation graphics card while GeForce RTX 5090 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 L40G
L40G
NVIDIA GeForce RTX 5090
GeForce RTX 5090

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

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5 5 votes

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3.7 325 votes

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Questions & comments

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