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ProductNVIDIA GeForce RTX 4090NVIDIA RTX A4000Micron 64GB DDR5-5600 ECC RDIMMCorsair HX1500i 1500 W ATX PSU
TypeStandalone componentStandalone componentStandalone componentStandalone component
PriceList $1,599List $1,000Compare pricesCompare prices
ManufacturerNVIDIANVIDIAMicronCorsair
Offers6 marketplaces6 marketplaces6 marketplaces6 marketplaces
Spec 1Memory: 24 GB GDDR6XMemory: 16 GB GDDR6 ECCCapacity: 64 GBOutput: 1500 W
Spec 2Interface: PCIe 4.0 x16Interface: PCIe 4.0 x16Type: DDR5 RDIMM ECCEfficiency: 80 PLUS Platinum
Spec 3TBP: 450 WPower: 140 WSpeed: 5600 MT/sForm: ATX
Power450 W, 16-pin connector; 850 W PSU recommended140 W, 1× 6-pin—1500 W
HostPCIe x16 slot; discontinued, mostly used/refurbished stockPCIe x16 slotDDR5 RDIMM platforms; check QVLWorkstations with 1–2 high-power GPUs; check connector revision
WarrantyVaries; often seller warranty on used units3 years (via partner)Varies by seller10 years (Corsair)