HP Desktop PCs - motherboard specifications, Iris-A6

Figure : The Iris-A6 motherboard

Motherboard description

HP/Compaq name: Iris-A6
SSID: 81B3

Form Factor

Mini ITX
Dimensions: 17.0x17.0 cm (6.7x6.7 in)

Chipset

The chipset on this motherboard is combined with the processor into a single integrated circuit called System on a Chip (SoC). This technology combines the processor and chipset functionality into a single physical package.

Processor upgrade information

Supports the AMD A6-7310 (Carrizo-L) Quad Core processor only. The processor is not upgradeable.

Memory upgrade information

Single channel (2 DIMMs per channel) memory architecture
Two DDR3L UDIMM (240-pin) sockets
Supports up to PC3L-12800 (DDR3L-1600)
Supports 2 GB, 4 GB, and 8 GB 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 R4 Graphics

note:
Integrated graphics does not work 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 does not work 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 M.2 socket 1, key A

I/O Ports and Jumpers

Back I/O ports

note:
The configuration might vary depending on your model (for example, if a dedicated graphics card is included). Any modifications or upgrades might change the configuration, port accessibility, or port functionality.

Figure : Iris-A6 back I/O panel

DC power input

VGA

HDMI out

USB 3.0: 2

USB 2.0: 2

Ethernet (LAN)

Audio: Line in

Audio: Line out

Audio: Microphone

Jumpers

Figure : Iris-A6 pins and jumpers

Clear CMOS: On the set of pins to the left (labeled 1-3), move the jumper to pins 2 and 3 and start the computer.
Clear password: On the set of pins to the right (labeled 1-6), remove the jumper from pins 5 and 6 and start the computer.