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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.

1 of 32 fields comparable

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NVIDIA DGX SparkNVIDIA HGX B200
FP4 Pflops Sparse
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SpecNVIDIA DGX SparkNVIDIA HGX B200
FP4 Pflops Sparse1144
CPU Breakdown10x Arm Cortex-X925 + 10x Arm Cortex-A725—
CPU Cores Total20—
Dimensions MM150 x 150 x 50.5—
Ethernet1x 10 GbE RJ-45—
Fp16 Bf16 Pflops—36
FP32 TFLOPS—600
FP4 Pflops Dense—72
FP64 TFLOPS—296
FP8 FP6 Pflops—72
Gb10 TDP Watts140—
GPU ArchBlackwell, 5th-gen Tensor Cores, 4th-gen RT Cores—
Gpus—8
Int8 Pops—72
Launch Price USD3,999—
Memory bandwidth (GB/s)273—
Memory Interface BIT256—
Memory typeLPDDR5X—
MSRP (USD)↓ better4,699—
Networking Bandwidth TB S—0.8
NICConnectX-7 @ 200 Gbps—
Nvlink Generation—5
Nvlink GPU TO GPU TB S—1.8
Price Change Effective2026-02-23—
PSU Watts240—
Storage4TB NVMe M.2 self-encrypting—
SuperchipNVIDIA GB10 Grace Blackwell—
Total HBM GB—1,400
Total Nvlink Bandwidth TB S—14.4
Unified Memory GB128—
Weight KG1.2—
WirelessWi-Fi 7, Bluetooth 5.4—