ASUS AMD B450 mATX gaming motherboard with Aura Sync RGB LED lighting, DDR4 4400MHz support, Dual M.2, and native USB 3.1 Gen 2. Realtek S1200A Codec: Features an unprecedented 108dB signal-to-noise ratio for the stereo line-out and a 103dB SNR for the line-in, providing pristine audio quality Exclusive DTS® Custom audio: Delivers positional cues to stereo headphones, helping you to pinpoint enemies and action Fan Xpert 2+: Ensures every fan achieves the best balance of cooling performance and acoustics TUF Protection: SafeSlot, ESD Guards, DDR4 overvoltage protection, Digi+ VRM, and stainless-steel back I/O for long-term reliability Military-grade TUF Components: TUF LANGuard, TUF Chokes, TUF Capacitors, and TUF MOSFETs for maximum durability Aura Sync RGB: Synchronize LED lighting with a vast portfolio of compatible PC gear CPU AMD AM4 Socket Memory 3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors 4 x DIMM, Max. 128GB, DDR4 Dual Channel Memory Architecture ECC Memory (ECC mode) support varies by CPU Graphic Integrated Graphics in the 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors Multi-VGA output support : HDMI/DVI-D ports - Supports HDMI 2.0b with maximum resolution of 4096 x 2160 @ 60 Hz - Supports DVI-D with max. resolution 1920 x 1200 @ 60 Hz Multi-GPU Support Supports AMD CrossFireX™ Technology Expansion Slots 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) AMD Athlon™ with Radeon™ Vega Graphics Processors 1 x PCIe 3.0/2.0 x16 (max at x4 mode) AMD B450 chipset 1 x PCIe 2.0 x16 (max at x4 mode) 1 x PCIe 2.0 x1 mATX Form Factor 24.4 cm x 24.4 cm