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

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

Rig A

AWS · cloud-model

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Rig B

Unitree Robotics · edge

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Spec	AWS Trainium2	Unitree B2
Battery AH	—	45
Battery Voltage V	—	58
Battery WH	—	2,250
Bf16 Tflops PER Chip	667	—
Canonical Name	—	Unitree B2
Chips PER Trn2 Instance	16	—
Chips PER Ultraserver	64	—
Commercial Release Year	—	2,024
Compute Modules MAX	—	3
Compute Optional CPU	—	Intel Core i7
Compute Optional GPU	—	NVIDIA Jetson Orin NX
Compute Standard	—	Intel Core i5
Deployment Status	—	commercial
Depth Cameras	—	2
Form factor	—	quadruped
FP8 Dense Petaflops PER Chip	1.3	—
FP8 Sparse Petaflops PER Chip	5.2	—
HBM Bandwidth TB S PER Chip	2.9	—
Hbm3e Capacity GB PER Chip	96	—
IP Rating	—	IP67
Lidars	—	1
Loaded Weight KG	—	20
MAX Slope Degrees	—	45
MAX Speed M S	—	6
MAX Stair Height CM	—	40
MSRP (USD)↓ better	—	100,000
Neuroncores PER Chip	8	—
Operating Temp MAX C	—	55
Operating Temp MIN C	—	-20
Operating Temp MIN C ABS	—	20
Optical Cameras	—	2
Payload Standing KG	—	120
Payload Walking KG	—	40
Prone Height MM	—	330
Prone Length MM	—	880
Prone Width MM	—	460
Range Loaded KM	—	15
Range Unloaded KM	—	20
Runtime Loaded Hours	—	4
Runtime Unloaded Hours	—	5
Standing Height MM	—	645
Standing Length MM	—	1,098
Standing Width MM	—	450
Trn2 Instance FP8 Petaflops	20.8	—
Ultraserver FP8 Petaflops	83.2	—
Ultraserver Total HBM Bandwidth TB S	185	—
Ultraserver Total HBM TB	6	—
Vendor	—	Unitree Robotics
Weight KG	—	60