Gigabyte B550M K mATX AM4 Motherboard (GA-B550M-K) - OPENED BOX 93255

SPECIFICATIONS:CPUAMD Socket AM4, support for: AMD Ryzen 5000 Series/ Ryzen 5000 G-Series/ Ryzen 4000 G-Series and Ryzen 3000 Series ProcessorsChipsetAMD B550Memory4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memorySupport for DDR4 4733(O.C.) / 4600(O.C.) / 4400(O.C.) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C) / 3400(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MHz memory modulesDual channel memory architectureSupport for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules** ECC memory (ECC mode) support varies by CPUSupport for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modulesSupport for Extreme Memory Profile (XMP) memory modulesOnboard GraphicsIntegrated Graphics Processor:1 x DisplayPort, supporting a maximum resolution of 5120x2880@60 Hz* Support for DisplayPort 1.4 version, HDCP 2.3, and HDR.1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz* Support for HDMI 2.1 version, HDCP 2.3, and HDR.Maximum shared memory of 16 GBAudioRealtek Audio CODECHigh Definition Audio2/4/5.1/7.1-channel* You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings.LANRealtek GbE LAN chip (1 Gbps/100 Mbps)Expansion Slots1 x PCI Express x16 slot, integrated in the CPU:AMD Ryzen 5000 Series/3000 Series Processors support PCIe 4.0 x16 modeAMD Ryzen 5000 G-Series/4000 G-Series Processors support PCIe 3.0 x16 mode1 x PCI Express x1 slot, integrated in the Chipset:Supporting PCIe 3.0 x1 modeStorage Interface1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2280 SSDs:AMD Ryzen 5000 Series/3000 Series Processors support SATA and PCIe 4.0 x4/x2 SSDsAMD Ryzen 5000 G-Series/4000 G-Series Processors support SATA and PCIe 3.0 x4/x2 SSDs1 x M.2 connector (M2B_SB), integrated in the Chipset, supporting Socket 3, M key, type 2280 SSDs:Supporting PCIe 3.0 x2 SSDs4 x SATA 6Gb/s connectors, integrated in the Chipset:Support for RAID 0, RAID 1, and RAID 10USBCPU:4 x USB 3.2 Gen 1 ports on the back panelChipset:2 x USB 3.2 Gen 1 ports available through the internal USB header6 x USB 2.0/1.1 ports (4 ports on the back panel, 2 ports available through the internal USB header)Internal I/O Connectors1 x 24-pin ATX main power connector1 x 8-pin ATX 12V power connector1 x CPU fan header1 x system fan header2 x M.2 Socket 3 connectors4 x SATA 6Gb/s connectors1 x front panel header1 x front panel audio header1 x USB 3.2 Gen 1 header1 x USB 2.0/1.1 header1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)1 x Clear CMOS jumperBack Panel Connectors1 x PS/2 keyboard/mouse port1 x DisplayPort1 x HDMI port4 x USB 3.2 Gen 1 ports4 x USB 2.0/1.1 ports1 x RJ-45 port3 x audio jacksI/O ControlleriTE I/O Controller ChipH/W MonitoringVoltage detectionTemperature detectionFan speed detectionFan fail warningFan speed control* Whether the fan speed control function is supported will depend on the cooler you install.BIOS1 x 128 Mbit flashUse of licensed AMI UEFI BIOSPnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0Unique FeaturesSupport for APP Center* Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.@BIOSEasyTuneSmart BackupSystem Information ViewerSupport for Q-FlashSupport for Xpress InstallBundled SoftwareNorton Internet Security (OEM version)LAN bandwidth management softwareOperating SystemSupport for Windows 11 64-bitSupport for Windows 10 64-bitForm FactorMicro ATX Form Factor; 24.4cm x 24.4cmRemark Due to different Linux support condition provided by chipset vendors, please download Linux driver from chipset vendors' website or 3rd party website. Most hardware/software vendors may no longer offer drivers to support Win9X/ME/2000/XP. If drivers are available from the vendors, we will update them on the GIGABYTE website.