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

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

Rig A

AMD · accelerator

Change

Rig B

Boston Dynamics · edge

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Spec	AMD Instinct MI355X	Boston Dynamics Spot
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	OAM	quadruped
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