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

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

Rig A

Boston Dynamics · edge

Change

Rig B

AMD · accelerator

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Spec	Boston Dynamics Spot	AMD Instinct MI355X
Battery WH	564	—
Bf16 Matrix Pflops Dense	—	2.5
Bf16 Matrix Pflops Sparse	—	5
Canonical Name	Boston Dynamics Spot	—
Commercial Release Year	2,020	—
Compute Units	—	256
Cooling	—	direct liquid cooling (air-cooled option available)
Current Price Published	false	—
Deployment Status	commercial	—
DOF	12	—
Form factor	quadruped	OAM
FOV Degrees	360	—
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
HBM (GB)	—	288
HBM Type	—	HBM3E
Helios Gpus PER Rack	—	72
IP Rating	IP54	—
Joints PER LEG	3	—
Legs	4	—
Length IN	43.3	—
Length MM	1,100	—
MAX Slope Degrees	30	—
MAX Speed M S	1.6	—
Memory bandwidth (TB/s)	—	8
MSRP (USD)↓ better	74,500	—
Mxfp4 Matrix Pflops	—	10.1
Mxfp6 Matrix Pflops	—	10.1
Operating Temp MAX C	55	—
Operating Temp MIN C	-20	—
Operating Temp MIN C ABS	20	—
Payload DC Voltage MAX V	58.8	—
Payload DC Voltage MIN V	35	—
Payload KG	14	—
Payload LBS	30.9	—
Payload Power W PER Port	150	—
Pcie GEN	—	5
Process Node NM	—	3
Range M	4	—
Recharge Minutes	60	—
Runtime Minutes	90	—
Standing Height MM	610	—
Status Checked	2026-09-24	—
Step Height MM	300	—
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
Vendor	Boston Dynamics	—
Weight KG	33.8	—
Weight LBS	74.5	—
Width IN	19.7	—
Width MM	500	—