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Tenstorrent Wormhole n150s vs Tenstorrent Wormhole n300s

The Wormhole n300s delivers 78% more FP8 throughput than the Wormhole n150s (466 vs 262 TFLOPS dense). The Wormhole n300s also carries 12 GB more memory (24 GB vs 12 GB).

Wormhole n150s: Wormhole, 2024 Wormhole n300s: Wormhole, 2024
FP8 dense lead
+78%
Wormhole n300s: 466 vs 262 TFLOPS
Memory
12 vs 24 GB
12 GB more for the Wormhole n300s
Bandwidth
288 GB/s vs 576 GB/s
Wormhole n300s moves data faster
TDP
160 W vs 300 W
Wormhole n150s draws 140 W less
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Tenstorrent Wormhole n150s vs Tenstorrent Wormhole n300s

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Tenstorrent Wormhole n150s

Full specs →

What is the Tenstorrent Wormhole n150s?

The Wormhole n150s is an ASIC from Tenstorrent on the Wormhole architecture, an accelerator built for AI workloads. It is a PCIe add-in card, so it fits standard servers and workstations. Wormhole n150s full specifications →

Can I rent the Wormhole n150s in the cloud?

Flopper is not tracking any live rental listings for the Wormhole n150s yet. The provider directory lists the clouds that rent comparable accelerators on demand. GPU cloud providers →

How does the Wormhole n150s compare with other accelerators?

This page sets the Wormhole n150s against the Wormhole n300s. Both parts launched in the same year. Both are Tenstorrent parts, and both ship as a PCIe card, so they fit the same class of system. Flopper also compares it head to head with the GeForce RTX 4090 24GB, across every published precision, memory and power. Wormhole n150s vs GeForce RTX 4090 24GB →

Where do the Wormhole n150s figures come from?

Every Wormhole n150s figure on this page traces to Tenstorrent's own datasheet or specification table. How Flopper verifies specifications →

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Tenstorrent Wormhole n300s

Leads on FP8 Full specs →

What is the Tenstorrent Wormhole n300s?

The Wormhole n300s is an ASIC from Tenstorrent on the Wormhole architecture, an accelerator built for AI workloads. It is a PCIe add-in card, so it fits standard servers and workstations. Wormhole n300s full specifications →

Can I rent the Wormhole n300s in the cloud?

Flopper is not tracking any live rental listings for the Wormhole n300s yet. The provider directory lists the clouds that rent comparable accelerators on demand. GPU cloud providers →

How does the Wormhole n300s compare with other accelerators?

This page sets the Wormhole n300s against the Wormhole n150s. Both parts launched in the same year. Both are Tenstorrent parts, and both ship as a PCIe card, so they fit the same class of system. Flopper also compares it head to head with the Blackhole p150a, across every published precision, memory and power. Wormhole n300s vs Blackhole p150a →

Where do the Wormhole n300s figures come from?

Every Wormhole n300s figure on this page traces to Tenstorrent's own datasheet or specification table. How Flopper verifies specifications →

Specifications

Tenstorrent logo
Wormhole n150s
Tenstorrent logo
Wormhole n300s
Architecture
WormholeWormhole
Launch Year
20242024
Form Factor
PCIePCIe
Memory
12 GB24 GB
Memory Bandwidth
288 GB/s576 GB/s
TDP
160 W300 W
Process Node
——

Performance (TFLOPS)

Tenstorrent logo
Wormhole n150s
Tenstorrent logo
Wormhole n300s
No verified data available No verified data available
No verified data available No verified data available
No verified data available No verified data available
No verified data available No verified data available
74 TFLOPS 131 TFLOPS
262 TFLOPS 466 TFLOPS
FP6
No verified data available No verified data available
No verified data available No verified data available
No verified data available No verified data available

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

Both launched in 2024, the Wormhole n150s on Wormhole and the Wormhole n300s on Wormhole.

The Wormhole n300s carries 12 GB more memory (24 GB against 12 GB), so larger models fit on one GPU before you shard. Bandwidth is 288 GB/s against 576 GB/s, which sets the ceiling on decode speed.

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

New to the terms? The glossary explains FP16, FP8, Sparsity and TFLOPS.

Frequently asked questions

Is the Wormhole n150s faster than the Wormhole n300s?

At FP8 precision the Wormhole n300s reaches 466 TFLOPS dense against 262 TFLOPS for the Wormhole n150s. The performance table on this page lists every published precision for both GPUs.

Which should you choose, the Wormhole n150s or the Wormhole n300s?

Choose the Wormhole n300s for training and high-throughput inference: it has 78% more FP8 throughput than the Wormhole n150s. It also carries 12 GB more memory, so larger models fit on one GPU before you shard. The Wormhole n300s draws 140 W more power, so budget for cooling and power delivery before you commit.

Which has more memory, the Wormhole n150s or the Wormhole n300s?

The Wormhole n300s carries 24 GB of memory versus 12 GB for the Wormhole n150s. Memory bandwidth is 288 GB/s for the Wormhole n150s and 576 GB/s for the Wormhole n300s.

How much power do the Wormhole n150s and the Wormhole n300s draw?

The Wormhole n150s is rated at 160 W TDP and the Wormhole n300s at 300 W.

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