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

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

Rig A

NVIDIA · workstation

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Rig B

Unitree Robotics · edge

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2 of 53 fields comparable

Spec	NVIDIA DGX Spark	Unitree B2
MSRP (USD)↓ better	4,699	100,000
Weight KG	1.2	60
Battery AH	—	45
Battery Voltage V	—	58
Battery WH	—	2,250
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
CPU Breakdown	10x Arm Cortex-X925 + 10x Arm Cortex-A725	—
CPU Cores Total	20	—
Deployment Status	—	commercial
Depth Cameras	—	2
Dimensions MM	150 x 150 x 50.5	—
Ethernet	1x 10 GbE RJ-45	—
Form factor	—	quadruped
FP4 Pflops Sparse	1	—
Gb10 TDP Watts	140	—
GPU Arch	Blackwell, 5th-gen Tensor Cores, 4th-gen RT Cores	—
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 (GB/s)	273	—
Memory Interface BIT	256	—
Memory type	LPDDR5X	—
NIC	ConnectX-7 @ 200 Gbps	—
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
PSU Watts	240	—
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
Storage	4TB NVMe M.2 self-encrypting	—
Superchip	NVIDIA GB10 Grace Blackwell	—
Unified Memory GB	128	—
Vendor	—	Unitree Robotics
Wireless	Wi-Fi 7, Bluetooth 5.4	—