AMD Ryzenâ⢠9 5900XT 3.3 GHz 72 MB L2 & L3 Socket AM4 Processor cores: 16 7 nm 64-bit 105 W Maximum internal memory supported by processor: 128 GB DDR4-SDRAM Box AMD Ryzen 9 5900XT, AM4, 3.3GHz, Up to 4.8GHz, 16 CPU Cores, 32 Threads, 105W TDP Processor Thermal Design Power (TDP) 105 W Processor cache type L2 & L3 Processor cache 72 MB Processor boost frequency 4.8 GHz Processor operating modes 64-bit Processor threads 32 Cooler included No Package type Box Processor lithography 7 nm Processor socket Socket AM4 Processor cores 16 Processor base frequency 3.3 GHz Processor model 5900XT Processor generation AMD Ryzen 5000 Series Processor family AMD Ryzenâ⢠9 Processor manufacturer AMD Memory ECC Yes Non-ECC Yes Memory channels Dual-channel Memory clock speeds supported by processor 2667,2933,3200 MHz Memory types supported by processor DDR4-SDRAM Maximum internal memory supported by processor 128 GB Graphics Discrete graphics card model Not available On-board graphics card model Not available On-board graphics card No Discrete graphics card No Features Supported instruction sets AES, AVX, AVX 2.0, AVX-512, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSSE3 PCI Express slots version 4.0 Maximum number of PCI Express lanes 24 I/O configuration Total number of SATA connectors 2 USB ports quantity 4 USB version 3.2 Gen 2 (3.1 Gen 2) General Product family Ryzen Product series 9