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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 33 fields comparable

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SpecNVIDIA H100NVIDIA DGX Spark
BF16 TFLOPS (sparse)1,979
CPU Breakdown10x Arm Cortex-X925 + 10x Arm Cortex-A725
CPU Cores Total20
Dimensions MM150 x 150 x 50.5
Ethernet1x 10 GbE RJ-45
Form factorSXM
FP16 TFLOPS (dense)989.5
FP16 TFLOPS (sparse)1,979
FP32 TFLOPS67
FP4 Pflops Sparse1
FP64 Tensor TFLOPS67
FP64 TFLOPS34
FP8 TFLOPS (dense)1,979
FP8 TFLOPS (sparse)3,958
Gb10 TDP Watts140
GPU ArchBlackwell, 5th-gen Tensor Cores, 4th-gen RT Cores
HBM (GB)80
INT8 TOPS (sparse)3,958
Memory bandwidth (GB/s)273
Memory bandwidth (TB/s)3.35
Memory Interface BIT256
Memory typeHBM3LPDDR5X
MSRP (USD)↓ better4,699
NICConnectX-7 @ 200 Gbps
NVLink bandwidth (GB/s)900
PSU Watts240
Storage4TB NVMe M.2 self-encrypting
SuperchipNVIDIA GB10 Grace Blackwell
TDP max (W)↓ better700
TF32 TFLOPS (sparse)989
Unified Memory GB128
Weight KG1.2
WirelessWi-Fi 7, Bluetooth 5.4
Compare · NVIDIA H100 vs NVIDIA DGX Spark · MadCoolStuff