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GIGABYTE B550M DS3H AM4 AMD B550 SATA 6Gb/s Micro ATX AMD MotherboardNumber of Memory Slots: 4x288pin (DDR4)Memory Standard: DDR4 4733(OC) / 4600(OC) / 4400(OC) / 4000(OC) / 3600(OC) / 3333(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (3rd Gen AMD Ryzen with Radeon Graphics processors)
DDR4 4400(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3400(OC) / 3333(OC) / 3300(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (AMD Ryzen 5000 series processors / 3rd Gen AMD Ryzen processors)PCI Express 3.0 x16: 1 x PCI Express 3.0 x16Onboard Video Chipset: Supported only by CPU with integrated graphicModel #: B550M DS3H
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ASUS PRIME B450M-K II (90MB1600-M0EAY0) AM4 AMD B450 SATA 6Gb/s Micro ATX AMD MotherboardNumber of Memory Slots: 2x288pin (DDR4)Memory Standard: DDR4 4400(OC) / 4000(OC) / 3866(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3400(OC) / 3300(OC) / 3200(OC) / 3000(OC) / 2933(OC) / 2800(OC) / 2666 / 2400 / 2133*
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
* The maximum memory frequency supported varies by processor.PCI Express 3.0 x16: 1 x PCI Express 3.0 x16*
* Actual support may vary by CPU.Onboard Video Chipset: Supported only by CPU with integrated graphicModel #: PRIME B450M-K II
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ASUS 90MB14G0-M0EAY0 AM4 AMD B550 SATA 6Gb/s ATX AMD MotherboardNumber of Memory Slots: 4x288pin (DDR4)Memory Standard: 3rd Gen AMD Ryzen Processors
DDR4 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.)/ 3333(O.C.)/ 3200/ 3000/ 2800/ 2666/ 2400/ 2133 MHz Un-buffered Memory *
Next Generation AMD Ryzen PRO Processors
DDR4 4800(O.C.)/ 4600(O.C)/ 4466(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.)/ 3333(O.C.)/ 3200/ 3000/ 2800/ 2666/ 2400/ 2133 MHz Un-buffered Memory
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).PCI Express 3.0 x16: AMD B550 Chipset
1 x PCIe 3.0 x16 slot (supports x4 mode)
* Support PCIe bifurcation for RAID on CPU function.
** PCIE 3.0 X16_2 runs x1 mode when any of the PCIe 3.0 x1 slots is occupied.Onboard Video Chipset: Supported only by CPU with integ...Model #: 90MB14G0-M0EAY0
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ASUS 90MB1620-M0EAY0 AM4 AMD B450 SATA 6Gb/s Micro ATX AMD MotherboardNumber of Memory Slots: 4x288pin (DDR4)Memory Standard: DDR4 4400(O.C) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3533(O.C) / 3466(O.C.) / 3400(O.C.) / 3200(O.C.) / 3000(O.C.) / 2800(O.C.) / 2666 / 2400 / 2133 MHz Un-buffered Memory *
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
* The maximum memory frequency supported varies by processor.PCI Express 3.0 x16: 3rd/2nd/1st Gen AMD Ryzen Processors
1 x PCIe 3.0/2.0 x16 (x16 mode)
2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics Processors
1 x PCIe 3.0/2.0 x16 (x8 mode)
Athlon with Radeon Vega Graphics Processors
1 x PCIe 3.0/2.0 x16 (max at x4 mode)PCI Express 2.0 x16: 1 x PCIe 2.0 x16 (x4 mode)Model #: 90MB1620-M0EAY0
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GIGABYTE B550 AORUS ELITE V2 AM4 AMD B550 SATA 6Gb/s ATX AMD MotherboardNumber of Memory Slots: 4x288pin (DDR4)Memory Standard: AMD Ryzen 5000 series processors:
Support for DDR4 4266(O.C.)/ 4000(O.C.)/ 3866(O.C.)/ 3800(O.C.)/ 3733(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3400(O.C.)/ 3333(O.C.)/ 3300(O.C.)/ 3200/ 2933/ 2667/ 2400/ 2133 MHz memory modules
3rd Gen AMD Ryzen Processors:
Support for DDR4 4400(O.C.)/ 4000(O.C.)/ 3600(O.C.)/ 3333(O.C.)/ 3200/ 2933/ 2667/ 2400/ 2133 MHz memory modules
3rd Gen AMD Ryzen with Radeon Graphics processors:
Support for DDR4 4733(O.C.)/ 4600(O.C.)/ 4400(O.C.)/ 4000(O.C.)/ 3600(O.C.)/ 3333(O.C.)/ 3200/ 2933/ 2667/ 2400/ 2133 MHz memory modulesPCI Express 3.0 x16: 1 x PCI Express x16 slot (PCIEX2), integrated in the Chipset:
- Supporting PCIe 3.0 x2 mode
1 x PCI Express x16 slot (PCIEX1_2), integrated in the Chipset:
- Supporting PCIe 3.0 x1 modeOnboard Video Chipset: Integrated in t...Model #: B550 AORUS ELITE V2