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HP Customer Support - Knowledge Base

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Information

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HP Desktop PCs - motherboard specifications, Willow2

Figure : Willow2 motherboard

Motherboard description

HP name: Willow2
SSID: 82FE

Form factor

Custom
Dimensions: 22.0x20.5 cm (8.7x8.1 in)

Chipset

AMD Promontory FCH

Processor upgrade information

TDP: 65 W
Socket type: AM4

Motherboard supports the following processor upgrades:

Processor	TDP	Integrated Graphics
AMD A12-9800 (Bristol Ridge) 3.8 GHz Quad Core	65 W	Radeon R7
AMD A10-9700 (Bristol Ridge) 3.5 GHz Quad Core	65 W (cTDP – 45 W)	Radeon R7
AMD A8-9600 (Bristol Ridge) 3.1 GHz Quad Core	65 W (cTDP – 45 W)	Radeon R7

Memory upgrade information

Dual channel memory architecture
Two DDR4 UDIMM (288-pin) sockets
Supports PC4-19200 (DRR4-2400)
Supports 2 GB, 4 GB, and 8 GB DDR4 UDIMMs
Supports up to 4 GB on 32-bit systems

note:
32-bit systems cannot address a full 4.0 GB of memory.
Supports up to 16 GB (unbuffered) on 64-bit computers

note:
Maximum memory shown reflects the capability of the hardware and can be limited further in the operating system.

Video

Integrated graphics

Integrated AMD Radeon R7 Graphics

note:
Integrated video is not available if a graphics card is installed.

Audio

Integrated audio

Audio Codec: ALC3863-CG
High Definition (Azalia) 5.1 channel audio support

note:
The motherboard supports 5.1 surround sound. If the computer does not have the required audio jacks for a 5.1 configuration, additional hardware is required to use 5.1 surround sound.
Audio jack presence detection

note:
An internal speaker is not included with integrated audio. External speakers or headphones are required to hear sound.

note:
Integrated audio is not available if a sound card is installed.

Network

LAN: 1000BASE-T

Technology: Realtek RTL8161
Data transfer speeds: up to 10/100/1000 Mb/s
Transmission standards: 1000BASE-T Ethernet

Expansion Slots

One PCIe x16 socket
One M.2 socket 1, key A
One M.2 socket 3, key M

I/O Ports and Jumpers

Back I/O ports

note:
This is the configuration as shipped. Any modifications or upgrades might change the configuration, port accessibility, and port functionality.

Figure : Willow2 back I/O panel

VGA

HDMI out

USB 3.0: 2

USB 2.0: 2

LAN (Ethernet)

Audio jacks

Jumpers

Figure : Password jumper in default position

Password jumper in default position

To clear the password, remove the jumper from the pins.

Figure : CMOS jumper in default position

CMOS jumper in default position

Move the jumper to the right to reset CMOS (these instructions work when the board orientation is such that the word "CMOS1" can be seen below the pins).

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Country/Region: Flag

Romania

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