T400 4 GB

TuringQuadro RTXDesktopGDDR62021NVIDIA

Key Metrics

Architecture
Turing
Launch Date
2021-05-06
CUDA Cores
384
Memory
4 GB GDDR6
Memory Bandwidth
80 GB/s
TDP/TBP
30 W
Interface
PCIe 3.0 x16
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Why It Mattered

T400 4 GB represents the professional side of Quadro RTX and the Turing generation around 2021. Certified-driver workflows, VRAM configuration, display outputs, and OEM workstation compatibility are the main historical reasons to track it separately from consumer GeForce models.

Related GPUs

Back to Quadro RTX

Previous in series: T400Next in series: T500 Max-Q
Sources

Sources reviewed: 2026-08-13

This entry is still being source-checked.

Data confidence and source status

Partial entry. Core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.

  • Verified: core specifications and historical notes have been reviewed against listed sources.
  • Partial: core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.
  • Imported: spec-only imported entry pending editorial source review.
  • Needs source review: narrative notes are incomplete until reviewed.

Primary / manufacturer sources

  1. NVIDIA T400 and T400 4GB datasheetOfficial specifications for both 2 GB and 4 GB T400 desktop configurationsOpen source

Independent reference sources

  1. TechPowerUp GPU SpecsModel-level specification reference for this GPU entryOpen source

Derived datasets and spec dumps

  1. RightNow GPU DatabaseOpen data inventory used for bulk normalization and cross-checking Derived/spec-dump source. Treat as a reference dataset, not independent historical verification.Open source

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