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ProductNVIDIA DGX SparkApple Mac Studio (M3 Ultra)Samsung PM9A3 3.84TB U.2 NVMeNVIDIA ConnectX-6 Dx 100GbE dual-port
TypeComplete systemComplete systemStandalone componentStandalone component
PricePrice not verifiedPrice not verifiedPrice not verifiedPrice not verified
Price source checkedNot verifiedNot verifiedNot verifiedNot verified
ManufacturerNVIDIAAppleSamsungNVIDIA
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 unifiedCapacity: 3.84 TBPorts: 2× QSFP56
Spec 2Memory: 128 GB unified LPDDR5xChip: M3 UltraInterface: PCIe 4.0 x4 NVMeSpeed: 100 Gb/s
Spec 3Storage: Up to 4 TB NVMeSoftware: MLX, llama.cppForm: U.2 2.5 inInterface: PCIe 4.0 x16
PowerApprox. 240 W external PSU~480 W maxUp to ~13.5 W~19 W
HostStandalone desktop; ConnectX-7 for pairing two unitsStandaloneU.2 bay or adapter requiredPCIe 4.0 x16 slot
WarrantyPer NVIDIA/OEM partner1 year (Apple)Varies; OEM drives often seller warrantyPer seller/partner