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

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

Rig A

Unitree B2

Unitree Robotics · edge

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Rig B

AMD Instinct MI355X

AMD · accelerator

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Spec	Unitree B2	AMD Instinct MI355X
Battery AH	45	—
Battery Voltage V	58	—
Battery WH	2,250	—
Bf16 Matrix Pflops Dense	—	2.5
Bf16 Matrix Pflops Sparse	—	5
Canonical Name	Unitree B2	—
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	—
Compute Units	—	256
Cooling	—	direct liquid cooling (air-cooled option available)
Deployment Status	commercial	—
Depth Cameras	2	—
Form factor	quadruped	OAM
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	IP67	—
Lidars	1	—
Loaded Weight KG	20	—
MAX Slope Degrees	45	—
MAX Speed M S	6	—
MAX Stair Height CM	40	—
Memory bandwidth (TB/s)	—	8
MSRP (USD)↓ better	100,000	—
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	—
Optical Cameras	2	—
Payload Standing KG	120	—
Payload Walking KG	40	—
Pcie GEN	—	5
Process Node NM	—	3
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	—
Status Checked	2026-09-24	—
Store Available	false	—
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	Unitree Robotics	—
Weight KG	60	—