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MCS · Rigs · Compare

Side-by-side, with the numbers that matter.

Two rigs, one table. Higher numbers win in cobalt; TDP and price flip.

Rig A

Sanctuary AI Phoenix

Sanctuary AI · edge

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Rig B

AMD Instinct MI355X

AMD · accelerator

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0 of 46 fields comparable

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SpecSanctuary AI PhoenixAMD Instinct MI355X
AI SystemCarbon—
Announced Date2023-05-16—
Bf16 Matrix Pflops Dense—2.5
Bf16 Matrix Pflops Sparse—5
Canonical NameSanctuary AI Phoenix—
CEO Change Reported2026-06-26—
Compute Units—256
Cooling—direct liquid cooling (air-cooled option available)
Deployment Statuspilot-era platform; not currently offered—
Form factorhumanoidOAM
Fp16 Matrix Pflops Dense—2.5
Fp16 Matrix Pflops Sparse—5
Fp32 Vector Tflops—157.3
Fp64 Matrix Tflops—78.6
FP8 Matrix Pflops Dense—5
FP8 Matrix Pflops Sparse—10.1
Generation6—
Hand DOF20—
HBM (GB)—288
HBM Type—HBM3E
Height CM170—
Height FT IN5'7"—
Helios Gpus PER Rack—72
HQ CityVancouver—
HQ CountryCanada—
Memory bandwidth (TB/s)—8
Mxfp4 Matrix Pflops—10.1
Mxfp6 Matrix Pflops—10.1
Payload KG25—
Payload LBS55—
Pcie GEN—5
Process Node NM—3
Status Checked2026-09-24—
Strategy Shift2026-06-17—
Successor Cdna Version—5
Successor Family—AMD Instinct MI400 Series (MI455X)
Successor Launch—2026-07-23
Successor Mi455x Bandwidth TB S—23.3
Successor Mi455x Hbm4 GB—432
TBP Watts—1,400
VendorSanctuary AI—
Walking Speed KM H4.8—
Walking Speed MM PER SEC1,300—
Walking Speed MPH3—
Weight KG70—
Weight LBS155—