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

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

Rig A

SambaNova · accelerator

Change

Rig B

Boston Dynamics · edge

Change

0 of 47 fields comparable

Spec	SambaNova SN40L Reconfigurable Dataflow Unit	Boston Dynamics Spot
Battery WH	—	564
Bf16 Tflops PER Socket	638	—
Canonical Name	—	Boston Dynamics Spot
Commercial Release Year	—	2,020
Current Family Listed	SN50, SN40	—
Current Price Published	—	false
DDR Bandwidth GB S	200	—
Ddr5 Capacity TB	1.5	—
Deployment Status	—	commercial
DOF	—	12
Form factor	—	quadruped
FOV Degrees	—	360
HBM Bandwidth TB S	1.8	—
Hbm3 Capacity GB	64	—
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
MSRP (USD)↓ better	—	74,500
ON Chip Sram MB	520	—
Operating Temp MAX C	—	55
Operating Temp MIN C	—	-20
Operating Temp MIN C ABS	—	20
Packaging	3x CoWoS-S, 2 accelerator dies	—
Pattern Compute Units	1,040	—
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
Process Node	TSMC 5nm	—
Range M	—	4
Recharge Minutes	—	60
Runtime Minutes	—	90
Standing Height MM	—	610
Status Checked	2026-09-24	2026-09-24
Step Height MM	—	300
Successor	SN50 (fifth-generation RDU)	—
Successor Introduced	2026-02-24	—
Vendor	—	Boston Dynamics
Weight KG	—	33.8
Weight LBS	—	74.5
Width IN	—	19.7
Width MM	—	500