L40G vs Quadro T400 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-100not in top-100
ArchitectureTuring (2018−2022)Ada Lovelace (2022−2024)
GPU code nameTU117AD102
Market segmentMobile workstationWorkstation
Release dateno data13 October 2022 (2 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 cores89618176
Core clock speedno data1005 MHz
Boost clock speed1425 MHz2475 MHz
Number of transistors4,700 million76,300 million
Manufacturing process technology12 nm4 nm
Power consumption (TDP)18 Watt300 Watt
Texture fill rate79.801,406
Floating-point processing power2.554 TFLOPS89.97 TFLOPS
ROPs32192
TMUs56568
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 data267 mm
Widthno data2-slot
Supplementary power connectorsno data1x 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 typeGDDR6GDDR6
Maximum RAM amount2 GB24 GB
Memory bus width64 Bit384 Bit
Memory clock speed10 GB/s2250 MHz
Memory bandwidth80 GB/s864.0 GB/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 ConnectorsNo outputs1x 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 Model6.66.7
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.21.3
CUDA7.58.9

Pros & cons summary


Maximum RAM amount 2 GB 24 GB
Chip lithography 12 nm 4 nm
Power consumption (TDP) 18 Watt 300 Watt

T400 Mobile has 1566.7% lower power consumption.

L40G, on the other hand, has a 1100% higher maximum VRAM amount, and a 200% more advanced lithography process.

We couldn't decide between Quadro T400 Mobile and L40G. We've got no test results to judge.

Be aware that Quadro T400 Mobile is a mobile workstation card while L40G is a workstation 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 Quadro T400 Mobile
Quadro T400 Mobile
NVIDIA L40G
L40G

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Community ratings

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2.7 9 votes

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