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ProductNVIDIA DGX SparkApple Mac Studio (M3 Ultra)NVIDIA L40SSamsung PM9A3 3.84TB U.2 NVMe
TypeComplete systemComplete systemStandalone componentStandalone component
PricePrice not verifiedPrice not verifiedPrice not verifiedPrice not verified
Price source checkedNot verifiedNot verifiedNot verifiedNot verified
ManufacturerNVIDIAAppleNVIDIASamsung
Marketplace links0 exact listings · 6 searches0 exact listings · 6 searches0 exact listings · 6 searches0 exact listings · 6 searches
Spec 1Superchip: GB10 Grace BlackwellMemory: Up to 512 GB unifiedMemory: 48 GB GDDR6 ECCCapacity: 3.84 TB
Spec 2Memory: 128 GB unified LPDDR5xChip: M3 UltraInterface: PCIe 4.0 x16Interface: PCIe 4.0 x4 NVMe
Spec 3Storage: Up to 4 TB NVMeSoftware: MLX, llama.cppPower: 350 WForm: U.2 2.5 in
PowerApprox. 240 W external PSU~480 W max350 W, passiveUp to ~13.5 W
HostStandalone desktop; ConnectX-7 for pairing two unitsStandaloneServer chassis with front-to-back airflowU.2 bay or adapter required
WarrantyPer NVIDIA/OEM partner1 year (Apple)Via authorized partnerVaries; OEM drives often seller warranty