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ProductNVIDIA DGX SparkNVIDIA GeForce RTX 4090AMD Radeon AI PRO R9700AMD Radeon PRO W7900
TypeComplete systemStandalone componentStandalone componentStandalone component
PricePrice not verifiedPrice not verifiedPrice not verifiedPrice not verified
Price source checkedNot verifiedNot verifiedNot verifiedNot verified
ManufacturerNVIDIANVIDIAAMDAMD
Marketplace links0 exact listings · 6 searches0 exact listings · 6 searches0 exact listings · 6 searches0 exact listings · 6 searches
Spec 1Superchip: GB10 Grace BlackwellMemory: 24 GB GDDR6XMemory: 32 GB GDDR6Memory: 48 GB GDDR6 ECC
Spec 2Memory: 128 GB unified LPDDR5xInterface: PCIe 4.0 x16Architecture: RDNA 4Interface: PCIe 4.0 x16
Spec 3Storage: Up to 4 TB NVMeTBP: 450 WSoftware: ROCmPower: 295 W
PowerApprox. 240 W external PSU450 W, 16-pin connector; 850 W PSU recommended~300 W295 W, 2× 8-pin
HostStandalone desktop; ConnectX-7 for pairing two unitsPCIe x16 slot; discontinued, mostly used/refurbished stockWorkstation with PCIe 5.0 slotPCIe x16; ROCm support varies by framework
WarrantyPer NVIDIA/OEM partnerVaries; often seller warranty on used unitsPer AMD/board partner3 years (AMD)