A40 PCIe

AmpereNVIDIA A-SeriesData CenterServerGDDR62020NVIDIA

Key Metrics

Architecture
Ampere
Launch Date
2020-10-05
CUDA Cores
10,752
Memory
48 GB GDDR6
Memory Bandwidth
695.8 GB/s
TDP/TBP
300 W
Interface
PCIe 4.0 x16
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Why It Mattered

A40 PCIe is a NVIDIA A-Series accelerator from the Ampere generation. Its historical context is data-center deployment rather than gaming, so form factor, memory capacity, interconnect, virtualization features, and server compatibility are the details that make this entry useful.

Related GPUs

Back to NVIDIA A-Series

Previous in series: A30XNext in series: A800 PCIe 40 GB
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 A40 GPU Accelerator product brief PB-09976-001 v08Official memory, interface, total board power, and connector specificationsOpen 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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