ASROCK 

ASRock MB B550 PG RIPTIDE B550 AMD AM4 Max128GB DDR4 PCIE ATX Retail

Mfg Part Number:  B550 PG RIPTIDE  
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Price: $201.31 + Free Shipping
Quantity:
More to Come
Last Updated: Jan 14, 2026
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  • Supports AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors
  • 10 Phase, Digi Power, Dr. MOS
  • Supports DDR4 4933+ (OC)
  • 1 PCIe 4.0 x16 Slot, 2 PCIe 3.0 x16 Slots, 1 PCIe 3.0 x1 Slot
    1 M.2 Key-E for WiFi
  • Graphics Outputs: HDMI
  • 7.1 CH HD Audio (Realtek ALC897 Audio Codec), Nahimic Audio
  • 6 SATA3, 1 Hyper M.2 (PCIe Gen4 x4)
    1 Ultra M.2 (PCIe Gen3 x4 & SATA3)
  • 3 USB 3.2 Gen2 (Front Type-C, Rear Type-A+C)
    10 USB 3.2 Gen1 (4 Front, 6 Rear), 8 USB 2.0 (6 Front, 2 Rear)
  • Killer E3100G 2.5G LAN

Riptide is named after a specific kind of water current with strong waves that occurs in the ocean, representing the philosophy of sea's double-side, calm and unlimited strength. Built around powerful gaming-related features, the Riptide has given a powerful smash and immersed users in the sense of stability.

Dr. MOS

Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Compared to traditional discrete MOSFETs, it intelligently delivers higher current for each phase, thus providing improved thermal result and superior performance.

Premium 60A Power Choke

Compared to traditional chokes, ASRock's premium 60A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.

Killer™ Ethernet E3100

The Killer E3100 2.5 Gbps Ethernet controller is designed specically for competitive gamers and performance-hungry users. The enhanced detection and prioritization engine provides the ultimate networking experience for gaming and multimedia applications.

Intel® Killer™ Prioritization Engine

The Intel® Killer™ Prioritization Engine detects and optimally prioritizes over 1,000 different games, apps, and websites to deliver amazing online experiences, ensuring you get your lowest in-game latencies by prioritizing your gaming traffic above everything else.

AMD SMART ACCESS MEMORY

Conventional PC systems processor can only access a fraction of graphics memory and limits system performance. With AMD Smart Access Memory, the data channel gets expanded to harness the full potential of GPU memory, removes the bottleneck and increase performance.

PCIe 4.0 High Speed M.2 Solution

This motherboard is capable of accomadating multiple M.2 storage devices, one of which can even support next generation PCI Express 4.0 M.2 SSD, it is capable of performing twice the speed compared to previous 3rd generation, giving a lightning fast data transferring experience.

Main Specification
General Information
Manufacturer ASRock, Inc
Manufacturer Part Number B550 PG RIPTIDE
Manufacturer Website Address http://www.asrock.com
Brand Name ASRock
Product Model B550 PG RIPTIDE
Product Name B550 PG RIPTIDE Desktop Motherboard
Product Type Desktop Motherboard
Processor & Chipset
Chipset Manufacturer AMD
Chipset Model B550
Total Processor Supported 1
Processor Socket Socket AM4
Processor Supported Ryzen 3
Processor Supported Ryzen 3 PRO
Processor Supported Ryzen 7
Processor Supported Ryzen 7 PRO
Processor Supported Ryzen 5
Processor Supported Ryzen 9 PRO
Processor Supported Ryzen 9
Processor Supported Ryzen 5 Pro
Multi GPU Supported CrossFireX
Memory
Number of Memory Slots 4
Memory Form Factor DIMM
Memory Form Factor UDIMM
Maximum Memory Supported 128 GB
Memory Technology DDR4 SDRAM
Memory Speed Supported 4266 MHz
Memory Speed Supported 4200 MHz
Memory Speed Supported 2933 MHz
Memory Speed Supported 3200 MHz
Memory Speed Supported 4666 MHz
Memory Speed Supported 3733 MHz
Memory Speed Supported 4400 MHz
Memory Speed Supported 3866 MHz
Memory Speed Supported 4333 MHz
Memory Speed Supported 4533 MHz
Memory Speed Supported 2133 MHz
Memory Speed Supported 2667 MHz
Memory Speed Supported 3466 MHz
Memory Speed Supported 4933 MHz
Memory Speed Supported 4133 MHz
Memory Speed Supported 3800 MHz
Memory Speed Supported 4466 MHz
Memory Speed Supported 2400 MHz
Memory Speed Supported 4600 MHz
Memory Speed Supported 4000 MHz
Memory Speed Supported 3600 MHz
Memory Speed Supported 4733 MHz
I/O Controller
Controller Type Serial ATA/600
RAID Supported Yes
RAID Levels 10
RAID Levels 0
RAID Levels 1
Video
Onboard Video CPU Dependent Video
Audio
Audio Channels 7.1
Network & Communication
2.5Gigabit Ethernet Yes
I/O Expansions
Total Number of Expansion Slots 4
Total Number of PCI Express Slots 4
Number of PCI Express x1 Slots 1
Number of PCI Express x16 Slots 3
Interfaces/Ports
Total Number of USB Ports 10
Number of USB 2.0 Ports 2
Number of USB 3.2 Ports 1
Number of USB 3.2 Gen 1 Ports 6
Number of USB 3.2 Gen 2 Type-A Ports 1
HDMI Yes
Number of Network (RJ-45) Ports 1
Onboard Interfaces
Number of SATA Interfaces 6
Number of M.2 Interfaces 3
Total Number of Onboard USB Ports 11
Number of Onboard USB 2.0 Ports 6
Number of Onboard USB 3.2 Ports 5
Physical Characteristics
Color Family Black
Product Color Matte Black
Form Factor ATX
Width 12"
Depth 9.6"
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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