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ProductNVIDIA DGX SparkNVIDIA GeForce RTX 5080Apple Mac Studio (M3 Ultra)NVIDIA GeForce RTX 4090
TypeComplete systemStandalone componentComplete systemStandalone component
PricePrice not verifiedPrice not verifiedPrice not verifiedPrice not verified
Price source checkedNot verifiedNot verifiedNot verifiedNot verified
ManufacturerNVIDIANVIDIAAppleNVIDIA
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 GDDR7Memory: Up to 512 GB unifiedMemory: 24 GB GDDR6X
Spec 2Memory: 128 GB unified LPDDR5xInterface: PCIe 5.0 x16Chip: M3 UltraInterface: PCIe 4.0 x16
Spec 3Storage: Up to 4 TB NVMeTBP: 360 WSoftware: MLX, llama.cppTBP: 450 W
PowerApprox. 240 W external PSU360 W, 12V-2x6 connector; 850 W PSU recommended~480 W max450 W, 16-pin connector; 850 W PSU recommended
HostStandalone desktop; ConnectX-7 for pairing two unitsPCIe x16 slotStandalonePCIe x16 slot; discontinued, mostly used/refurbished stock
WarrantyPer NVIDIA/OEM partnerManufacturer/partner warranty, varies1 year (Apple)Varies; often seller warranty on used units