NVIDIA HGX B100 8-GPU

baseboard
8× B100
NVSwitch + NVLink
2024
FP64
240
TFLOPS
FP32
480
TFLOPS
Power
5.6
kW Total
Memory
1536
GB Total

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FP64
240
TFLOPS
FP32
480
TFLOPS
TF32
7,000
TFLOPS
FP16
14,000
TFLOPS

System Details

GPU Configuration

GPU Count: 8 GPUs
Architecture: Blackwell
Interconnect: NVSwitch + NVLink

System Specifications

Form Factor: baseboard
Total Power: 5.6 kW
Total Memory: 1.5 TB
Memory Bandwidth: 64 TB/s

Precision Performance Breakdown

PrecisionSystem PerformancePer GPUEfficiency
240 TFLOPS 30 TFLOPS —
480 TFLOPS 60 TFLOPS —
7,000 TFLOPS 875 TFLOPS —
14,000 TFLOPS 1,750 TFLOPS —
14,000 TFLOPS 1,750 TFLOPS —
28,000 TFLOPS 3,500 TFLOPS —
56,000 TFLOPS 7,000 TFLOPS —
28,000 TOPS 3,500 TOPS —

Where a vendor states a basis, the figure shown is the dense one, and any figure it publishes is listed separately. Vendors commonly headline the sparse number instead: for NVIDIA's 2:4 structured sparsity that is exactly twice the dense figure, though other vendors' sparse modes do not all follow that ratio.

Powered by NVIDIA B100

This system utilizes 8 × NVIDIA B100 SXM 192GB GPUs, each delivering exceptional performance for AI and HPC workloads.

Per GPU TDP

700W

Per GPU Memory

192 GB

Process Node

4nm

Architecture

Blackwell

Frequently asked questions

How much does the HGX B100 8-GPU cost?

NVIDIA sells the HGX B100 8-GPU on quote through OEMs and resellers, and Flopper has no live rental listing for its B100 accelerator to derive an hourly figure from. System rental pricing →

How much power does the HGX B100 8-GPU require?

NVIDIA rates the HGX B100 8-GPU at 5.6 kW, which is the figure to plan power delivery and cooling around; per-GPU draw is listed on the accelerator's own page.

How many GPUs are in the HGX B100 8-GPU?

8. The HGX B100 8-GPU carries 8 NVIDIA B100 SXM 192GB accelerators in a baseboard form factor, and every throughput figure on this page is the total across them. B100 specifications →

Documentation & Resources

Flopper Spec Sheet

NVIDIA HGX B100 8-GPU specifications, generated from our database. Printable.

Vendor product page

NVIDIA HGX B100 8-GPU documentation

View ↗

NVIDIA RTX PRO 6000 Blackwell Max-Q Workstation Edition Datasheet

NVIDIA • 2026-06-01

View Document ↗

NVIDIA DGX Documentation

System guides, deployment resources

Browse ↗

Typical Use Cases

Large Language Model Training
Distributed Deep Learning
Multi-GPU Inference
HPC Simulations
Scientific Computing

The NVIDIA HGX B100 8-GPU runs 8× B100 GPUs over NVSwitch + NVLink, delivering 28,000 TFLOPS FP8 dense.

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