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ProductNVIDIA DGX SparkNVIDIA RTX A4000Samsung PM9A3 3.84TB U.2 NVMeDDR5 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
ManufacturerNVIDIANVIDIASamsungVarious (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: 16 GB GDDR6 ECCCapacity: 3.84 TBCapacity: 96 GB (2×48 GB)
Spec 2Memory: 128 GB unified LPDDR5xInterface: PCIe 4.0 x16Interface: PCIe 4.0 x4 NVMeType: DDR5 non-ECC UDIMM
Spec 3Storage: Up to 4 TB NVMePower: 140 WForm: U.2 2.5 in:
PowerApprox. 240 W external PSU140 W, 1× 6-pinUp to ~13.5 W—
HostStandalone desktop; ConnectX-7 for pairing two unitsPCIe x16 slotU.2 bay or adapter requiredConsumer DDR5 boards
WarrantyPer NVIDIA/OEM partner3 years (via partner)Varies; OEM drives often seller warrantyVaries