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ProductNVIDIA DGX SparkNVIDIA GeForce RTX 4090100G QSFP28 DAC cable 1 mDDR5 96GB (2×48GB) desktop kit
TypeComplete systemStandalone componentStandalone componentStandalone component
PricePrice not verifiedPrice not verifiedPrice not verifiedPrice not verified
Price source checkedNot verifiedNot verifiedNot verifiedNot verified
ManufacturerNVIDIANVIDIAVariousVarious (Corsair, G.Skill, Crucial)
Marketplace links0 exact listings · 6 searches0 exact listings · 6 searches0 exact listings · 6 searches0 exact listings · 6 searches
Spec 1Superchip: GB10 Grace BlackwellMemory: 24 GB GDDR6XSpeed: 100 Gb/sCapacity: 96 GB (2×48 GB)
Spec 2Memory: 128 GB unified LPDDR5xInterface: PCIe 4.0 x16Length: 1 mType: DDR5 non-ECC UDIMM
Spec 3Storage: Up to 4 TB NVMeTBP: 450 WType: Passive DAC:
PowerApprox. 240 W external PSU450 W, 16-pin connector; 850 W PSU recommended——
HostStandalone desktop; ConnectX-7 for pairing two unitsPCIe x16 slot; discontinued, mostly used/refurbished stockMatching QSFP28/QSFP56 ports; check NIC compatibilityConsumer DDR5 boards
WarrantyPer NVIDIA/OEM partnerVaries; often seller warranty on used unitsVariesVaries