NVIDIA A100 80GB vs NVIDIA GB300: which is better for AI?

Choose NVIDIA A100 80GB if you want the Ampere architecture. Choose NVIDIA GB300 if you need 288GB+ on a single GPU (208GB more than NVIDIA A100 80GB).

Can I deploy NVIDIA A100 80GB or NVIDIA GB300 on Runcrate today?

NVIDIA A100 80GB is on demand in 6 regions from $1.73/hr, billed by the second on most GPUs. NVIDIA GB300 is available as reserved capacity on request.

How much VRAM does each GPU have?

NVIDIA A100 80GB has 80GB HBM2e. NVIDIA GB300 has 288GB HBM3e.

GPU comparison

NVIDIA A100 80GB vs NVIDIA GB300.

Specs, performance and live cloud availability, side by side.

Launch A100 80GB Get a reserved quote

The short answer

Choose NVIDIA A100 80GB if you want the Ampere architecture.
Choose NVIDIA GB300 if you need 288GB+ on a single GPU (208GB more than NVIDIA A100 80GB).

Compare another pair

Ampere

NVIDIA A100 80GB

from$1.73/hr

Available now · 6 regions

Memory: 80 GB HBM2e
FP16 tensor: 312 TFLOPS
Bandwidth: up to 2.0 TB/s

Launch A100 80GB Get a reserved quote

Full pricing details

Blackwell

NVIDIA GB300

Reserved capacity · on request

Memory: 288 GB HBM3e
FP16 tensor: 2500 TFLOPS
Bandwidth: 8.0 TB/s

Reserve capacity Deploy H200 instead

Full pricing details

At a glance

Spec by spec. The longer bar is the better number.

Memory

NVIDIA A100 80GB80 GB

NVIDIA GB300288 GB

Memory bandwidth

NVIDIA A100 80GBup to 2.0 TB/s

NVIDIA GB3008.0 TB/s

FP16 tensor

NVIDIA A100 80GB312 TFLOPS

NVIDIA GB3002500 TFLOPS

FP32

NVIDIA A100 80GB19.5 TFLOPS

NVIDIA GB300120 TFLOPS

Full specs

The complete spec sheet.

Spec	NVIDIA A100 80GB	NVIDIA GB300
Architecture	Ampere	Blackwell
Memory	80 GB	288 GB
Memory type	HBM2e	HBM3e
Memory bandwidth	up to 2.0 TB/s	8.0 TB/s
FP32	19.5 TFLOPS	120 TFLOPS
FP16 tensor	312 TFLOPS	2500 TFLOPS
INT8	624 TOPS	4800 TOPS
TDP	up to 400 W	1200 W
GPUs per node	8	8
Hourly price (live)	from $1.73/hr	Reserve on request

Questions

A100 80GB or GB300. What buyers ask first.