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Meet Grayskull™
We’ll be selling Tenstorrent AI PCIe cards, workstations, and servers soon. Stay tuned for availability.

Grayskull™ e300
3/4 Length PCIe Card
Delivering industry-leading performance in a server-ready form factor, the e300 is Tenstorrent’s dual-chip PCIe card, a high-density option designed to meet the most demanding of Machine Learning workloads in server systems. With two Grayskull® AI Processors on board, this option delivers twice the memory bandwidth and throughput of our single-chip offering. Our SDK will automatically distribute your workloads across both chips, to maximize utilization and speed.
- 300W
- PCIe Gen 4, 16 lanes
- DRAM 16 GB, 200 GigaByte/sec
- Silicon TOPS 600
- Software enabled TOPS 1700
Motherboard
PCI express 4.0-compliant motherboard with one dual-width x16 graphics slot (for optimal performance).
System Power Supply
Budget an additional 350 Watts in your power supply.
Operating System
Ubuntu with minimum version 20.04 (Focal Fossa). To check your version, type: cat /etc/os-release
System Memory
Minimum 32 GB (64 GB recommended)
Internet Connection
Internet access is needed for driver and stack installation.
Hard Disk Space
Minimum 100 GB, typical 2TB for storing datasets and models.

Grayskull™ e150
3/4 Length PCIe Card
Standard height, 3/4 length PCIe Gen 4 board with one Grayskull chips attached, our solution for balancing power and throughput, operating at 150W
- 150W
- PCIe Gen 4, 16 lanes
- DRAM 8 GB, 100 GigaByte/sec
- Silicon TOPS 360
- Software enabled TOPS 1000
Motherboard
PCI express 4.0-compliant motherboard with one dual-width x16 graphics slot (for optimal performance).
System Power Supply
Budget an additional 180 Watts in your power supply.
Operating System
Ubuntu with minimum version 20.04 (Focal Fossa). To check your version, type: cat /etc/os-release
System Memory
Minimum 32 GB (64 GB recommended)
Internet Connection
Internet access is needed for driver and stack installation.
Hard Disk Space
Minimum 100 GB, typical 2TB for storing datasets and models.

Grayskull™ e75
1/2 Length PCIe card
Low profile, half-length PCIe Gen 4 board with a single Grayskull chip, our limited-availability entry-level board operating at 75W
- 75W
- PCIe Gen 4, 16 lanes
- DRAM 8 GB, 100 GigaByte/sec
- Silicon TOPS 250
- Software enabled TOPS 800
Motherboard
PCI express 4.0-compliant motherboard with one dual-width x16 graphics slot (for optimal performance).
System Power Supply
Budget an additional 100 Watts in your power supply.
Operating System
Ubuntu with minimum version 20.04 (Focal Fossa). To check your version, type: cat /etc/os-release
System Memory
Minimum 32 GB (64 GB recommended)
Internet Connection
Internet access is needed for driver and stack installation.
Hard Disk Space
Minimum 100 GB, typical 2TB for storing datasets and models.
Curious whether the server you’re choosing works with Tenstorrent?
Read the FAQ or Contact Us for more information