ASUS
ASUS PRIME X870-P WIFI & Ryzen 9 9900X Combo
A motherboard and CPU combo with 12 cores, 24 threads, 5.6 GHz boost, DDR5 support to 192 GB, PCIe 5.0 graphics and M.2 slots, Wi-Fi 7, 2.5 Gbps LAN and Bluetooth 5.4
- ChipsetAMD X870
- Number of Memory Slots4x288pin (DDR5)
- Memory StandardDDR5 4400
- Maximum Memory Supported192GB
- Channel SupportedDual Channel
- ECC SupportedYes
model PRIME X870-P WIFI
- PROART X870E-CREATOR WIFI
- PRIME X870-P
- PRIME X870-P WIFI
- X870 MAX GAMING WIFI7
- X870 AYW GAMING WIFI W
- TUF GAMING X870-PRO WIFI7 W NEO
- TUF GAMING X870-PLUS WIFI
- TUF GAMING X870E-PLUS WIFI7
- ROG STRIX X870-I GAMING WIFI
- ROG STRIX X870-H GAMING WIFI7 S
- ROG STRIX X870E-H S MIKU
- ROG STRIX X870E-H GAMING WIFI7
+CPU + Ryzen 9 9900X
- 12 cores and 24 threads for heavy multitasking with Ryzen 9 9900X
- 6 GHz max boost unlocks overclocking headroom on Zen 5 architecture
- 14+2+1 80A DrMOS power stages deliver stable CPU voltage
- DDR5 support up to 8000 MT/s overclocked via EXPO profiles
- Wi-Fi 7 and 2.5Gbps LAN provide fast network throughput
Combo for high-core AI work
This bundle pairs an ASUS PRIME X870-P WIFI motherboard with a Ryzen 9 9900X processor. The CPU delivers 12 cores and 24 threads based on Zen 5 architecture with a 5.6 GHz max boost clock. The board uses the AMD X870 chipset on an 8-layer PCB with 14+2+1 80A DrMOS power stages. It targets builders who need strong multi-threaded performance for AI workloads and content creation.
Suits AI developers and heavy multitaskers
The 64 MB L3 cache and DDR5-5600 support help feed data-hungry applications. Four DDR5 slots accept up to 192 GB of memory at speeds beyond 8000 MT/s when overclocked. Builders who only need moderate core counts or who do not require PCIe 5.0 storage bandwidth can save money with a simpler platform. The combo also omits a CPU cooler, so factor that into the build plan.
Straightforward DIY assembly
A pre-mounted I/O shield, Q-Antenna, PCIe Slot Q-Release and M.2 Q-Latch reduce installation friction. BIOS FlashBack lets you update firmware without a CPU installed, while Q-Dashboard and Q-LED Core simplify post-build diagnostics. The flexible M.2 heatsink must be positioned correctly to avoid blocking the primary PCIe 5.0 x16 slot.
Highlights
- 12 cores and 24 threads for heavy multitasking with Ryzen 9 9900X
- 6 GHz max boost unlocks overclocking headroom on Zen 5 architecture
- 14+2+1 80A DrMOS power stages deliver stable CPU voltage
- DDR5 support up to 8000 MT/s overclocked via EXPO profiles
- Wi-Fi 7 and 2.5Gbps LAN provide fast network throughput
Specifications
| Brand | ASUS |
|---|---|
| Model | PRIME X870-P WIFI+R9 9900X |
| Chipset | AMD X870 |
| Number of Memory Slots | 4x288pin (DDR5) |
| Memory Standard | DDR5 4400 |
| Maximum Memory Supported | 192GB |
| Channel Supported | Dual Channel |
| ECC Supported | Yes |
| Buffer Supported | Un-buffered |
| Memory Feature | Supports up to 8000+MT/s(OC) with Ryzen 9000 & 8000 & 7000 Series Processors ECC and Non-ECC, Un-buffered DIMM* Dual channel memory architecture Supports AMD Extended Profiles for Overclocking (EXPO) ASUS Enhanced Memory Profile (AEMP) * Non-ECC, un-buffered DDR5 memory supports On-Die ECC function. |
| PCI Express 5.0 x16 | AMD Ryzen 9000 & 7000 Series Desktop Processors 1 x PCIe 5.0 x16 slot (supports x16 mode) |
| PCI Express 4.0 x16 | AMD Ryzen 8000 Series Desktop Processors 1 x PCIe 4.0 x16 slot (supports x8/x4 mode) AMD X870 Chipset 3 x PCIe 4.0 x16 slots (support x1 mode)*** *** PCIEX16(G4)_1 shares bandwidth with M.2_2. PCIEX16(G4)_1 will be disabled when M.2_2 runs. *** PCIEX16(G4)_2 and PCIEX16(G4)_3 share bandwidth with M.2_3. PCIEX16(G4)_2 and PCIEX16(G4)_3 will be disabled when M.2_3 runs. |
| Serial ATA (SATA) | 2 x SATA 6Gb/s |
| M.2 | AMD Ryzen 9000 & 7000 Series Desktop Processors M.2_1 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode) AMD Ryzen 8000 Series Desktop Processors M.2_1 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode) AMD X870 Chipset M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)** M.2_3 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)*** M.2_4 slot (Key M), type 2280 (supports PCIe 3.0 x2 mode)**** ** PCIEX16(G4)_1 shares bandwidth with M.2_2. PCIEX16(G4)_1 will be disabled when M.2_2 runs. *** PCIEX16(G4)_2 and PCIEX16(G4)_3 share bandwidth with M.2_3. PCIEX16(G4)_2 and |
| SATA RAID | * AMD RAIDXpert2 Technology supports both PCIe RAID 0/1/5/10 and SATA RAID 0/1. RAID 5 Function is only supportted by AMD Ryzen 9000 series CPU. |
| Audio Chipset | Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback Audio Features - Audio Shielding - Premium audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output. |
| Audio Channels | 7.1 Channels |
| Max LAN Speed | 2.5Gbps |
| Wireless LAN | Wi-Fi 802.11 be |
| Bluetooth | Bluetooth 5.4 |
| Back I/O Ports | 2 x USB4 (40Gbps) ports (2 x USB Type-C) 1 x USB 10Gbps port (1 x Type-A) 3 x USB 5Gbps ports (3 x Type-A) 4 x USB 2.0 ports (4 x Type-A) 1 x HDMI port 1 x Wi-Fi module 1 x Realtek 2.5Gb Ethernet port 3 x Audio jacks 1 x BIOS FlashBack button |
| Onboard USB | 1 x USB 10Gbps connector (supports USB Type-C) 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports 2 x USB 2.0 headers support 4 additional USB 2.0 ports |
| Other Connectors | Fan and Cooling Related 1 x 4-pin CPU Fan header 1 x 4-pin CPU OPT Fan header 1 x 4-pin AIO Pump header 4 x 4-pin Chassis Fan headers Miscellaneous 3 x Addressable Gen2 headers 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (F_AUDIO) 1 x S/PDIF Out header 1 x SPI TPM header (14-1 pin) 1 x 10-1 pin System Panel header |
| Form Factor | ATX |
| Dimensions (W x L) | 12.0" x 9.6" |
| Power Pin | 1 x 24-pin Main Power connector 2 x 8-pin +12V CPU Power connectors |
| BIOS Feature | 256 Mb Flash ROM, UEFI AMI BIOS |
| Windows 11 | Supported |
| Features | ASUS 5X PROTECTION III - DIGI+ VRM (- Digital power design with DrMOS) - LANGuard - Overvoltage protection - SafeSlot - Stainless-steel back I/O ASUS Q-Design - M.2 Q-Latch - PCIe Slot Q-Release - Q-Antenna - Q-Dashboard - Q-DIMM - Q-LED Core - Q-Slot ASUS Thermal Solution - Flexible M.2 heatsink - VRM heatsink design ASUS EZ DIY - BIOS FlashBack button - BIOS FlashBack LED - ProCool - Pre-mounted I/O shield - SafeSlot Aura Sync - Addressable Gen2 headers |
| Package Contents | 1 x AMD Ryzen 9 9900X CPU 1 x Shin-Etsu X-23-7921-5 (1.8g) Cables 2 x SATA 6Gb/s cables Miscellaneous 1 x ASUS WiFi Q-Antenna 1 x M.2 rubber package 2 x Screw packages for M.2 SSD Documentation 1 x Quick start guide |
Other versions of this model
5 more in the same range
Same family, different memory, cooler or clock — compare before you commit.
ASUS PRIME X870-P WIFI + Ryzen 5 9600X AMD motherboard CPU combo
- AMD X870
- 4x288pin (DDR5)
ASUS X870 MAX GAMING WIFI7 AMD motherboard & Ryzen 5 9600X CPU combo
- AM5
ASUS PRIME X870-P WIFI & Ryzen 7 9700X combo AMD motherboard
- AMD X870
- 4x288pin (DDR5)
Questions about this item
Will the Ryzen 9 9900X run its 5.6 GHz boost without a separate cooler?
The CPU is sold without a cooler, so a compatible AM5 cooler must be purchased separately to reach the 5.6 GHz boost clock.
Can I install four DDR5 modules and reach 192 GB total capacity?
Yes, the board has four 288-pin slots and supports up to 192 GB of DDR5 memory in dual-channel mode.
Does the motherboard include Wi-Fi 7 and 2.5 Gb Ethernet out of the box?
Yes, the board integrates Wi-Fi 7 (802.11 be), Bluetooth 5.4 and a Realtek 2.5 Gb LAN controller.
Also in this aisle
People compared these
Same shelf, same checkout — eight coins and a 30-minute rate lock.
Micron Technology, Inc. MT4JTF12864AZ-1G4D1 1GB DDR3 1333 Desktop RAM
- 1GB
- DDR3 1333 (PC3 1060…
Kingston Technology Corp. KTD-DM8400A/512 512MB DDR2 desktop RAM
- 512MB
- CL4








