Grayskull™

The Grayskull™ e75 and e150 DevKits are Tenstorrent’s foundational, inference-only AI graph processors. Built with Tensix Cores, each includes a compute unit, network-on-chip, local cache and “baby RISC-V” cores—creating a uniquely efficient data movement through the chip. Designed for adventurous ML developers seeking cost-effective, customizable alternatives to traditional GPUs.
Grayskull™
Grayskull

Grayskull™ e75

$599

The e75 DevKit is an introductory inference-only hardware kit, coupled with two distinct software approaches: TT-Buda™ (top-down approach) and TT-Metalium™ (bottom-up approach). This combination is designed to provide a foundational platform for AI experimentation and development. (Ships with Active Cooling Kit installed.)

Software Capabilities
System Requirements
1
In stock and ready to ship
Grayskull™ e75
Grayskull™ e75

Grayskull™ e150

$799

The e150 DevKit is an introductory inference-only hardware kit, coupled with two distinct software approaches: TT-Buda™ (top-down approach) and TT-Metalium™ (bottom-up approach). This combination is designed to provide a foundational platform for AI experimentation and development. (Active Cooling Kit included.)

Software Capabilities
System Requirements
1
In stock and ready to ship
Specification
e75
e150
Part Number
TC-01001
TC-01002
Tensix Cores
96
120
AI Clock
1 GHz
1.2 GHz
SRAM
96MB
120MB
Memory
8GB LPDDR4
8GB LPDDR4
Memory Speed
3.2 GT/sec
3.7 ST/sec
Memory Bandwidth
102.4 GB/sec
118.4 GB/sec
TeraFLOPs (FP8)
221
332
TBP (Total Board Power)
75W
200W
External Power
1x 6-pin PCIe (required for powering fan)
1x 6+2-pin PCIe 1x 6-pin PCIe
System Interface
PCI Express 4.0 x16
PCI Express 4.0 x16
Cooling
Active
Passive (Active Cooling Kit sold separately)
Dimensions (w/o Cooling Kit) (WxDxH)
18mm x 167.5mm x 69mm
36mm x 259.8mm x 111.25mm
Dimensions (w/ Cooling Kit) (WxDxH)
18mm x 257mm x 98mm
36mm x 399mm x 114mm

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