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MCS · Rigs · Compare

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

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

Rig A

NVIDIA DGX Spark

NVIDIA · workstation

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Rig B

Unitree B2

Unitree Robotics · edge

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2 of 57 fields comparable

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NVIDIA DGX SparkUnitree B2
MSRP (USD)
4,699
100,000
Weight KG
1.2
60
SpecNVIDIA DGX SparkUnitree B2
MSRP (USD)↓ better4,699100,000
Weight KG1.260
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 Breakdown10x Arm Cortex-X925 + 10x Arm Cortex-A725—
CPU Cores Total20—
Deployment Status—commercial
Depth Cameras—2
Dimensions MM150 x 150 x 50.5—
Ethernet1x 10 GbE RJ-45—
Form factor—quadruped
FP4 Pflops Sparse1—
Gb10 TDP Watts140—
GPU ArchBlackwell, 5th-gen Tensor Cores, 4th-gen RT Cores—
IP Rating—IP67
Launch Price USD3,999—
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 BIT256—
Memory typeLPDDR5X—
NICConnectX-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
Price Change Effective2026-02-23—
Prone Height MM—330
Prone Length MM—880
Prone Width MM—460
PSU Watts240—
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
Storage4TB NVMe M.2 self-encrypting—
Store Available—false
SuperchipNVIDIA GB10 Grace Blackwell—
Unified Memory GB128—
Vendor—Unitree Robotics
WirelessWi-Fi 7, Bluetooth 5.4—