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ProductNVIDIA DGX SparkApple Mac Studio (M3 Ultra)NVIDIA GeForce RTX 4090NVIDIA Jetson AGX Thor Developer Kit
TypeComplete systemComplete systemStandalone componentComplete system
PricePrice not verifiedPrice not verifiedPrice not verifiedPrice not verified
Price source checkedNot verifiedNot verifiedNot verifiedNot verified
ManufacturerNVIDIAAppleNVIDIANVIDIA
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: 24 GB GDDR6XMemory: 128 GB LPDDR5X
Spec 2Memory: 128 GB unified LPDDR5xChip: M3 UltraInterface: PCIe 4.0 x16Architecture: Blackwell GPU
Spec 3Storage: Up to 4 TB NVMeSoftware: MLX, llama.cppTBP: 450 WUse: Humanoid robotics / edge
PowerApprox. 240 W external PSU~480 W max450 W, 16-pin connector; 850 W PSU recommendedUp to ~130 W
HostStandalone desktop; ConnectX-7 for pairing two unitsStandalonePCIe x16 slot; discontinued, mostly used/refurbished stockStandalone
WarrantyPer NVIDIA/OEM partner1 year (Apple)Varies; often seller warranty on used unitsPer NVIDIA