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NVIDIA Groq 3 LPU vs NVIDIA H800 PCIe 80GB

The H800 delivers 26% more FP8 throughput than the Groq 3 LPU (1,513 vs 1,200 TFLOPS dense).

Groq 3 LPU: Groq LPU, 2026 H800: Hopper, 2022
FP8 dense lead
+26%
H800: 1,513 vs 1,200 TFLOPS
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NVIDIA Groq 3 LPU vs NVIDIA H800 PCIe 80GB

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NVIDIA Groq 3 LPU

Full specs →

What is the NVIDIA Groq 3 LPU?

The Groq 3 LPU is an LPU from NVIDIA on the Groq LPU architecture, an accelerator built for language-model inference. Groq 3 LPU full specifications →

Can I rent the Groq 3 LPU in the cloud?

Flopper is not tracking any live rental listings for the Groq 3 LPU yet. The provider directory lists the clouds that rent comparable accelerators on demand. GPU cloud providers →

How does the Groq 3 LPU compare with other accelerators?

This page sets the Groq 3 LPU against the H800. The Groq 3 LPU is the newer generation of the two. Both are NVIDIA parts. Flopper also compares it head to head with the GroqChip 1, across every published precision, memory and power. Groq 3 LPU vs GroqChip 1 →

Where do the Groq 3 LPU figures come from?

Every Groq 3 LPU figure on this page traces to NVIDIA's own datasheet or specification table. How Flopper verifies specifications →

NVIDIA H800 PCIe 80GB

Leads on FP8 Full specs →

What is the NVIDIA H800?

The H800 is a GPU from NVIDIA on the Hopper architecture, an accelerator for AI training, inference and high-performance computing. It is a PCIe add-in card, so it fits standard servers and workstations. H800 full specifications →

Can I rent the H800 in the cloud?

Flopper is not tracking any live rental listings for the H800 yet. The provider directory lists the clouds that rent comparable accelerators on demand. GPU cloud providers →

How does the H800 compare with other accelerators?

This page sets the H800 against the Groq 3 LPU. The H800 is the older generation of the two. Both are NVIDIA parts. The compare tool builds the same comparison for any two parts in the catalogue. All GPU comparisons →

Where do the H800 figures come from?

Every H800 figure on this page traces to NVIDIA's own datasheet or specification table. How Flopper verifies specifications →

Specifications

Groq 3 LPU
H800
Architecture
Groq LPUHopper
Launch Year
20262022
Form Factor
—PCIe
Memory
—80 GB
Memory Bandwidth
—2.0 TB/s
TDP
—350 W
Process Node
—4nm

Performance (TFLOPS)

Groq 3 LPU
H800
No verified data available0.8 TFLOPS
No verified data available51 TFLOPS
No verified data available378 TFLOPS
sparse not published
No verified data available757 TFLOPS
sparse not published
No verified data available757 TFLOPS
sparse not published
1,200 TFLOPS 1,513 TFLOPS
sparse not published
FP6
No verified data available No verified data available
No verified data available No verified data available
No verified data available1,513 TOPS
sparse not published

Figures are dense. Where a vendor publishes a figure it sits under the dense one and never decides a winner. Hover any precision for its definition, or read the GPU glossary.

FLOPS by Precision

What actually differs

The Groq 3 LPU is the newer part: Groq LPU (2026) against the H800's Hopper (2022).

Weight the FP8 and FP16 rows for LLM work and the FP64 row for HPC.

New to the terms? The glossary explains FP64, FP32, TF32, BF16, FP16, FP8, INT8, Sparsity and TFLOPS. For how the generations relate, see NVIDIA architectures explained.

Frequently asked questions

What is better, the Groq 3 LPU or the H800?

The H800, on throughput. At FP8 precision the H800 reaches 1,513 TFLOPS dense against 1,200 TFLOPS for the Groq 3 LPU. The performance table on this page lists every published precision for both GPUs.

Which should you choose, the Groq 3 LPU or the H800?

Choose the H800 for training and high-throughput inference: it has 26% more FP8 throughput than the Groq 3 LPU.

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Open in Full Compare Tool → Groq 3 LPU full specs H800 full specs Estimate cluster cost in the calculator →

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