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ProductApple Mac Studio (M3 Ultra)AMD Radeon PRO W7900Samsung PM9A3 3.84TB U.2 NVMeAPC Switched Rack PDU 0U 3-phase
TypeComplete systemStandalone componentStandalone componentStandalone component
PricePrice not verifiedPrice not verifiedPrice not verifiedPrice not verified
Price source checkedNot verifiedNot verifiedNot verifiedNot verified
ManufacturerAppleAMDSamsungAPC (Schneider)
Marketplace links0 exact listings · 6 searches0 exact listings · 6 searches0 exact listings · 6 searches0 exact listings · 6 searches
Spec 1Memory: Up to 512 GB unifiedMemory: 48 GB GDDR6 ECCCapacity: 3.84 TBType: Switched, metered
Spec 2Chip: M3 UltraInterface: PCIe 4.0 x16Interface: PCIe 4.0 x4 NVMeMount: 0U vertical
Spec 3Software: MLX, llama.cppPower: 295 WForm: U.2 2.5 inInput: 3-phase 208 V
Power~480 W max295 W, 2× 8-pinUp to ~13.5 WInput-dependent, up to ~17 kW
HostStandalonePCIe x16; ROCm support varies by frameworkU.2 bay or adapter requiredRack with 3-phase supply; electrician required
Warranty1 year (Apple)3 years (AMD)Varies; OEM drives often seller warranty2 years (APC)