Skip to content
MCS · Rigs · Compare

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

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

0 of 49 fields comparable

⇄ swap sides
SpecAMD Instinct MI355XTesla Optimus
AI Stack—Tesla FSD-derived end-to-end neural networks (vision-only)
Battery KWH—2.3
Bf16 Matrix Pflops Dense2.5—
Bf16 Matrix Pflops Sparse5—
Compute Units256—
Coolingdirect liquid cooling (air-cooled option available)—
Form factorOAM—
Fp16 Matrix Pflops Dense2.5—
Fp16 Matrix Pflops Sparse5—
Fp32 Vector Tflops157.3—
Fp64 Matrix Tflops78.6—
FP8 Matrix Pflops Dense5—
FP8 Matrix Pflops Sparse10.1—
Fremont Line Capacity Robots PER Year—1,000,000
Fremont Status Q2 2026—S/X lines decommissioned; Optimus lines being installed
Gen2 Announcement Date—2023-12-13
Gen2 Hand DOF—11
Gen2 Height CM—173
Gen2 Neck DOF—2
Gen2 Total DOF Unverified—28
Gen2 Walking Speed Boost PCT—30
Gen2 Weight KG—57
Gen2 Weight Reduction KG—10
Gen3 Announcement Quarter—Q1 2026
Gen3 Forearm Actuators—25
Gen3 Hand DOF—22
Gen3 Payload KG—20
Gen3 Production Target Superseded—summer 2026
Gen3 Total Actuators PER Robot—50
Gen3 Unveil Status—not unveiled as of 2026-09-23 (Tesla North)
HBM (GB)288—
HBM TypeHBM3E—
Helios Gpus PER Rack72—
Memory bandwidth (TB/s)8—
Mxfp4 Matrix Pflops10.1—
Mxfp6 Matrix Pflops10.1—
Payload PER Hand KG—9
Pcie GEN5—
Process Node NM3—
Public Sale Target—end of 2027 (Musk at Davos, 2026-01-22)
Runtime Hours Light Duty—8
Status Checked—2026-09-24
Successor Cdna Version5—
Successor FamilyAMD Instinct MI400 Series (MI455X)—
Successor Launch2026-07-23—
Successor Mi455x Bandwidth TB S23.3—
Successor Mi455x Hbm4 GB432—
TBP Watts1,400—
Walking Speed KM H—8