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ProductNVIDIA GeForce RTX 4090NVIDIA RTX A4000AMD Radeon PRO W7900Micron 64GB DDR5-5600 ECC RDIMM
TypeStandalone componentStandalone componentStandalone componentStandalone component
PriceList $1,599List $1,000List $3,999Compare prices
ManufacturerNVIDIANVIDIAAMDMicron
Offers6 marketplaces6 marketplaces6 marketplaces6 marketplaces
Spec 1Memory: 24 GB GDDR6XMemory: 16 GB GDDR6 ECCMemory: 48 GB GDDR6 ECCCapacity: 64 GB
Spec 2Interface: PCIe 4.0 x16Interface: PCIe 4.0 x16Interface: PCIe 4.0 x16Type: DDR5 RDIMM ECC
Spec 3TBP: 450 WPower: 140 WPower: 295 WSpeed: 5600 MT/s
Power450 W, 16-pin connector; 850 W PSU recommended140 W, 1× 6-pin295 W, 2× 8-pin—
HostPCIe x16 slot; discontinued, mostly used/refurbished stockPCIe x16 slotPCIe x16; ROCm support varies by frameworkDDR5 RDIMM platforms; check QVL
WarrantyVaries; often seller warranty on used units3 years (via partner)3 years (AMD)Varies by seller