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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.

0 of 29 fields comparable

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SpecNVIDIA B100NVIDIA DGX Spark
Chip TO Chip Interconnect TB S10—
CPU Breakdown—10x Arm Cortex-X925 + 10x Arm Cortex-A725
CPU Cores Total—20
Dimensions MM—150 x 150 x 50.5
Ethernet—1x 10 GbE RJ-45
FP4 Pflops Sparse—1
Gb10 TDP Watts—140
GPU Arch—Blackwell, 5th-gen Tensor Cores, 4th-gen RT Cores
HBM GB Unverified192—
Launch Price USD—3,999
Memory bandwidth (GB/s)—273
Memory Bandwidth TB S Unverified8—
Memory Interface BIT—256
Memory type—LPDDR5X
MSRP (USD)↓ better—4,699
NIC—ConnectX-7 @ 200 Gbps
Nvlink Generation5—
Nvlink GPU TO GPU TB S1.8—
Price Change Effective—2026-02-23
Process NodeTSMC 4NP—
PSU Watts—240
Statusnot listed by NVIDIA—
Storage—4TB NVMe M.2 self-encrypting
Superchip—NVIDIA GB10 Grace Blackwell
TDP Watts Unverified700—
Transistor Count Billion208—
Unified Memory GB—128
Weight KG—1.2
Wireless—Wi-Fi 7, Bluetooth 5.4