A100 PCIe 80 GB

Ampere NVIDIA A-Series Data Center Server HBM2e 2021 NVIDIA

Key Metrics

Architecture: Ampere
Launch Date: 2021-06-28
CUDA Cores: 6,912
Memory: 80 GB HBM2e
Memory Bandwidth: 1,940 GB/s
TDP/TBP: 300 W
Interface: PCIe 4.0 x16

Save this GPU, then open another GPU page to compare them side by side.

GPU Specs

Identity
Entry Type	Data Center GPU
Official Name	NVIDIA A100 PCIe 80 GB
GPU Codename	GA100
Architecture	Ampere
Launch Date	2021-06-28
Market Segment Notes	Data Center in NVIDIA A-Series
Core Specs
GPU Die	GA100
Chip Variant / Package	BGA-2743
Process Node	TSMC 7 nm
Transistor Count	54.2 billion
Die Size	826 mm²
CUDA Cores	6912
SM Count	108
TMUs	432
ROPs	160
AI Units / Tensor Cores	432
Base Clock	1,065 MHz
Boost Clock	1,410 MHz
Pixel Fillrate	225.6 GP/s
Texture Fillrate	609.1 GT/s
FP32 Throughput	19.49 TFLOPS
FP16 Throughput	77.97 TFLOPS
FP64 Throughput	9.75 TFLOPS
Memory
Memory Size	80 GB
Memory Type	HBM2e
Memory Bus Width	5,120-bit
Memory Clock	1,512 MHz
Memory Bandwidth	1,940 GB/s
L2 Cache	80 MB
L1 Cache	192 KB
Board and Display
TDP / TBP	300 W
Recommended PSU	700 W
Power Connectors	1x 8-pin CPU (EPS-12V)
Interface	PCIe 4.0 x16
Slot Width	Dual-slot, 267 mm length
Card Length	267 mm
Board Partner Model	Reference or OEM specification
Reference Design	NVIDIA reference design
Software
CUDA Compute Capability	8.0
OpenCL Support	OpenCL 3.0

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

Why It Mattered

A100 PCIe 80 GB matters because A100 was part of NVIDIA's Ampere data-center push into AI, HPC, analytics, and multi-instance GPU deployment. Tracking the PCIe, SXM, and memory variants separately helps readers avoid mixing very different server form factors.

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

NVIDIA A100 80 GB PCIe GPU product brief PB-10577-001 v03Official memory, interface, total board power, and connector specificationsOpen source
NVIDIA and Global Partners Launch New HGX A100 Systems to Accelerate Industrial AI and HPCOfficial June 28, 2021 announcement adding the A100 80 GB PCIe GPUOpen source

Independent reference sources

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

Derived datasets and spec dumps

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

Found an incorrect spec, missing source, or variant issue?

Submit a correction

Why It Mattered

A10 PCIe

A100 PCIe 40 GB

A100 SXM4 40 GB

A100 SXM4 80 GB

Primary / manufacturer sources

Independent reference sources

Derived datasets and spec dumps