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ProductNVIDIA GeForce RTX 4090NVIDIA RTX A4000Samsung 64GB DDR5-4800 ECC RDIMMSamsung PM9A3 3.84TB U.2 NVMe
TypeStandalone componentStandalone componentStandalone componentStandalone component
PriceList $1,599List $1,000Compare pricesCompare prices
ManufacturerNVIDIANVIDIASamsungSamsung
Offers6 marketplaces6 marketplaces6 marketplaces6 marketplaces
Spec 1Memory: 24 GB GDDR6XMemory: 16 GB GDDR6 ECCCapacity: 64 GBCapacity: 3.84 TB
Spec 2Interface: PCIe 4.0 x16Interface: PCIe 4.0 x16Type: DDR5 RDIMM ECCInterface: PCIe 4.0 x4 NVMe
Spec 3TBP: 450 WPower: 140 WSpeed: 4800 MT/sForm: U.2 2.5 in
Power450 W, 16-pin connector; 850 W PSU recommended140 W, 1× 6-pin—Up to ~13.5 W
HostPCIe x16 slot; discontinued, mostly used/refurbished stockPCIe x16 slotDDR5 RDIMM server/workstation boards; check QVLU.2 bay or adapter required
WarrantyVaries; often seller warranty on used units3 years (via partner)Varies by sellerVaries; OEM drives often seller warranty