ASRock B550 PG Riptide ATX Motherboard
The ASRock B550 PG Riptide is an AMD AM4 gaming motherboard designed for Ryzen desktop processors and competitive, performance-focused builds. Packed with advanced power delivery, high-speed storage support, gaming-optimized networking, and rich connectivity, it delivers a stable and responsive platform for modern PC systems.
Key Features
- CPU Support
-
AMD AM4 Socket Ryzen 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors (Not Athlon)
-
Power Design & Build
- 10 Phase Digi Power design
- Dr.MOS integrated power stage solution
- Premium 60A Power Chokes
-
ASRock Super Alloy:
- XXL Aluminum Alloy Heatsink
- Premium 60A Power Choke
- 50A Dr.MOS
- Premium Memory Alloy Choke (reduces 70% core loss vs. iron powder choke)
- Matte Black PCB
- High Density Glass Fabric PCB
- 2oz Copper PCB
-
Memory
- Dual Channel DDR4 Memory Technology
- 4 × DDR4 DIMM slots, up to 128GB
- Supports ECC & non-ECC, un-buffered memory (per CPU series as specified)
- Supports Extreme Memory Profile (XMP) memory modules
-
15µ Gold Contacts in DIMM slots
-
Graphics & Display
- Integrated AMD Radeon Vega Series Graphics in Ryzen Series APUs
- DirectX 12, Pixel Shader 5.0
- Shared memory default 2GB, max up to 16GB
- HDMI 2.1 output, up to 4K x 2K (4096×2160) @ 60Hz
- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC, HBR Audio, HDR, HDCP 2.3
- Supports 4K Ultra HD (UHD) playback
-
Supports Microsoft PlayReady
-
Expansion & Slots
- 1 × PCIe 4.0 x16 Slot (Steel Slot Gen4, reinforced)
- 2 × PCIe 3.0 x16 Slots
- 1 × PCIe 3.0 x1 Slot
-
1 × M.2 Key-E slot for WiFi module
-
Storage
- 6 × SATA3 6.0 Gb/s connectors
- 1 × Hyper M.2 (M2_1, M Key 2242/2260/2280)
- PCIe Gen4 x4 (64 Gb/s) with Vermeer, Matisse
- PCIe Gen3 x4 (32 Gb/s) with Cezanne, Renoir, Picasso
- 1 × Ultra M.2 (M2_2, M Key 2260/2280/22110)
- Supports M.2 SATA3 6.0 Gb/s and PCIe Gen3 x4 (32 Gb/s)
- If M2_2 is occupied, SATA3_5_6 will be disabled
- Supports NVMe SSD as boot disks
-
Supports ASRock U.2 Kit
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RAID
- RAID 0, 1, 10 for SATA storage devices
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RAID 0, 1 for M.2 NVMe storage devices
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Audio
- 7.1 CH HD Audio (Realtek ALC897 Audio Codec)
- Gold Audio Jacks
- Supports Surge Protection
-
Nahimic Audio for enhanced, detailed listening via headphones, headsets, speakers, USB, Wi-Fi, analog output or HDMI
-
Networking
- Killer E3100G 2.5G LAN (10/100/1000/2500 Mb/s)
- Supports Killer LAN Software
- Intel Killer Prioritization Engine
- Wake-On-LAN support
- Lightning/ESD Protection
- Energy Efficient Ethernet 802.3az
-
PXE support
-
High-Speed Connectivity
- Front USB 3.2 Gen2 Type-C header (up to 10 Gb/s)
- Rear USB 3.2 Gen2: 1 × Type-A + 1 × Type-C (up to 10 Gb/s)
-
Total USB:
- 3 × USB 3.2 Gen2 (Front Type-C, Rear Type-A + Type-C)
- 10 × USB 3.2 Gen1 (4 Front, 6 Rear)
- 8 × USB 2.0 (6 Front, 2 Rear)
-
RGB & Aesthetics
- POLYCHROME RGB lighting control
- Supports built-in RGB LEDs and connected RGB devices (LED strips, fans, coolers, chassis, etc.)
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Synchronization with Polychrome RGB Sync-certified accessories
-
Cooling & Fan Control
- 1 × CPU Fan (4-pin)
- 1 × CPU/Water Pump Fan (4-pin, Smart Fan Speed Control)
- 5 × Chassis/Water Pump Fan connectors (4-pin, Smart Fan Speed Control)
-
Auto-detection for 3-pin or 4-pin fan types
-
Protection & Tools
- Full Spike Protection for USB, Audio, LAN ports
- ASRock Full Coverage M.2 Heatsink
- Post Status Checker (CPU / DRAM / VGA / BOOT indicators at startup)
- HDMI 4K@60Hz support
- ASRock Live Update & APP Shop
- ASRock Instant Flash
-
ASRock Full HD UEFI
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Thunderbolt Support
- Thunderbolt AIC Header (5-pin)
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Supports ASRock Thunderbolt 4 AIC Card (Hot-Plug capable)
-
Design Concept
- “Riptide” represents powerful ocean currents with strong waves, symbolizing calm yet unlimited strength, reflecting the board’s stability and gaming-focused features.
Detailed Specifications
CPU
| Feature | Description |
|---|---|
| Socket | AMD AM4 |
| Supported CPUs | Ryzen 3000, 3000 G-Series, 4000 G-Series, 5000, 5000 G-Series Desktop Processors (Not Athlon) |
| Power Design | 10 Phase Digi Power, Dr.MOS |
Chipset
| Feature | Description |
|---|---|
| Chipset | AMD B550 |
Memory Support
| CPU Series | Supported DDR4 Speeds | Type |
|---|---|---|
| Ryzen (Vermeer) | 4933+(OC) / 4733(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 | ECC & non-ECC, un-buffered |
| Ryzen (Matisse) | 4933+(OC) down to 2133 as above | ECC & non-ECC, un-buffered |
| Ryzen APUs (Cezanne) | 4933+(OC) down to 2133 as above | ECC & non-ECC, un-buffered |
| Ryzen APUs (Renoir) | 4933+(OC) down to 2133 as above | ECC & non-ECC, un-buffered |
| Ryzen APUs (Picasso) | 3600+(OC) / 3466(OC) / 3200(OC) / 2933 / 2667 / 2400 / 2133 | non-ECC, un-buffered |
Additional Memory Details: - Dual Channel DDR4 - 4 × DIMM slots - Max capacity: 128GB - Supports XMP - 15µ Gold Contacts in DIMM slots - SR: Single rank DIMM (1Rx4 / 1Rx8), DR: Dual rank DIMM (2Rx4 / 2Rx8)
BIOS
| Feature | Description |
|---|---|
| Type | 256Mb AMI UEFI Legal BIOS with GUI |
| Features | Plug and Play, ACPI 5.1 wake up events, jumperfree, SMBIOS 2.3, multi-voltage adjustment (CPU, VDDCR_SOC, DRAM, VPPM, +1.8V) |
Audio
| Feature | Description |
|---|---|
| Codec | Realtek ALC897 |
| Channels | 7.1 CH HD Audio |
| Enhancements | Nahimic Audio, Gold Audio Jacks, Surge Protection |
LAN
| Feature | Description |
|---|---|
| Controller | Killer E3100G 2.5G LAN (PCIe x1) |
| Speeds | 10/100/1000/2500 Mb/s |
| Software | Killer LAN Software, Intel Killer Prioritization Engine |
| Features | Wake-On-LAN, Lightning/ESD Protection, Energy Efficient Ethernet 802.3az, PXE |
Storage
| Connector | Specification |
|---|---|
| SATA | 6 × SATA3 6.0 Gb/s |
| Hyper M.2 (M2_1) | M Key 2242/2260/2280, PCIe Gen4x4 (Vermeer, Matisse) or Gen3x4 (Cezanne, Renoir, Picasso) |
| Ultra M.2 (M2_2) | M Key 2260/2280/22110, M.2 SATA3 6.0 Gb/s & PCIe Gen3x4 |
| Notes | If M2_2 is used, SATA3_5_6 are disabled |
| Boot | Supports NVMe SSD as boot disks |
| Accessory | Supports ASRock U.2 Kit |
USB & Internal Headers
| Type | Details |
|---|---|
| USB 3.2 Gen2 | Front Panel Type-C header (10 Gb/s), 1 × Rear Type-A, 1 × Rear Type-C (10 Gb/s, ESD Protection) |
| USB 3.2 Gen1 | 2 × Headers (4 ports, ASMedia ASM1074, ESD Protection), 6 × Rear ports |
| USB 2.0 | 3 × Headers (6 ports, ESD Protection), 2 × Rear ports |
| Other Headers | SPI TPM, Power LED & Speaker, Front Panel Audio, Thunderbolt AIC (5-pin, for ASRock TB4 AIC only) |
Fan & Power Connectors
| Connector | Description |
|---|---|
| CPU_FAN1 | 4-pin CPU Fan |
| CPU_FAN2/WP | 4-pin CPU/Water Pump (Smart Fan Speed Control) |
| CHA_FAN1–5/WP | 5 × 4-pin Chassis/Water Pump (Smart Fan Speed Control) |
| ATX Power | 1 × 24-pin ATX (Hi-Density) |
| CPU Power | 1 × 8-pin 12V (Hi-Density), 1 × 4-pin 12V (Hi-Density) |
| Auto Detection | 3-pin / 4-pin fan detection on CPU_FAN2/WP and all CHA_FAN/WP |
RGB & Lighting
| Header | Description |
|---|---|
| RGB | 2 × RGB LED Headers |
| ARGB | 2 × Addressable LED Headers |
| Software | POLYCHROME RGB with sync support for Polychrome RGB Sync-certified devices |
Rear I/O
| Port | Description |
|---|---|
| Antenna Bracket | 1 × Antenna Bracket |
| PS/2 | 1 × PS/2 Mouse/Keyboard |
| HDMI | 1 × HDMI Port |
| Audio | 1 × Optical SPDIF Out, Gold Audio Jacks |
| USB | 1 × USB 3.2 Gen2 Type-A, 1 × USB 3.2 Gen2 Type-C, 6 × USB 3.2 Gen1, 2 × USB 2.0 (all with ESD Protection) |
| LAN | 1 × RJ-45 Killer E3100G (with ACT/LINK & SPEED LEDs) |
Unique Features
- ASRock USB 3.2 Gen2
- Front Panel USB 3.2 Gen2 Type-C Header (10 Gb/s)
- USB 3.2 Gen2 Type-A and Type-C ports (10 Gb/s)
- ASRock Lightning Gaming Port (optimized, low-jitter mouse/keyboard ports)
- ASRock Steel Slot Gen4 (reinforced PCIe 4.0 slot)
- ASRock Hyper M.2 (PCIe Gen4x4)
- ASRock Full Coverage M.2 Heatsink
- ASRock POST Status Checker (PSC)
- ASRock Full Spike Protection
- ASRock Live Update & APP Shop
- AMD Smart Access Memory support
- PCIe 4.0 High-Speed M.2 storage support
- Lightning Gaming Ports for reduced jitter and latency
Wireless Expansion
- 1 × M.2 (Key E) slot for optional 802.11ac wireless module
Software
- ASRock Motherboard Utility
- ASRock Killer LAN Software
- ASRock FULL HD UEFI
- ASRock Instant Flash
Form Factor & Design
| Feature | Description |
|---|---|
| Form Factor | ATX, 12.0" × 9.6" (30.5 cm × 24.4 cm) |
| PCB | 2oz Copper PCB |
| Capacitors | Solid Capacitor design |
Operating System & Certifications
| Category | Details |
|---|---|
| OS Support | Microsoft Windows 10 64-bit / 11 64-bit |
| Certifications | FCC, CE |
| Power Efficiency | ErP/EuP ready (requires ErP/EuP ready PSU), CEC Tier II ready |
The ASRock B550 PG Riptide combines robust power delivery, high-speed PCIe 4.0 storage, advanced Killer networking, rich USB 3.2 Gen2 connectivity, and Polychrome RGB for a feature-packed AMD AM4 gaming motherboard.
