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Comparison Asus ROG STRIX B450-I GAMING vs Asus ROG STRIX X470-I GAMING

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Asus ROG STRIX B450-I GAMING
Asus ROG STRIX X470-I GAMING
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Main
One M.2 connector is located on the back of the board.
Featuresgaming for overclockinggaming for overclocking
SocketAMD AM4AMD AM4
Form factormini-ITXmini-ITX
Power phases77
VRM heatsink
LED lighting
Lighting syncAsus Aura SyncAsus Aura Sync
Size (HxW)170x170 mm170x170 mm
Chipset
ChipsetAMD B450AMD X470
BIOSAmiAmi
UEFI BIOS
RAM
DDR42 slot(s)2 slot(s)
Memory moduleDIMMDIMM
Operation mode2 channel2 channel
Max. clock frequency3600 MHz3466 MHz
Max. memory32 GB32 GB
XMP
Drive interface
SATA 3 (6Gbps)44
M.2 connector2
/one on back of the board/
M.21xSATA/PCI-E 4x, 1xPCI-E 4x1xSATA/PCI-E 4x, 1xPCI-E 4x
M.2 SSD cooling
Integrated RAID controller
 /RAID 0, RAID 1, RAID 10/
 /RAID 0, RAID 1, RAID 10/
Expansion slots
PCI-E 16x slots11
PCI Express3.03.0
Steel PCI-E connectors
Internal connections
USB 2.011
USB 3.2 gen111
Video outputs
HDMI output
Integrated audio
AudiochipSupremeFXSupremeFX
AmplifierDual OP Amplifiers
Sound (channels)7.17.1
Network interfaces
Wi-FiWi-Fi 5 (802.11aс)Wi-Fi 5 (802.11aс)
BluetoothBluetooth v 4.2
LAN (RJ-45)1 Gbps1 Gbps
LAN ports11
LAN controllerIntel I211-ATIntel I211-AT
External connections
USB 3.2 gen144
USB 3.2 gen222
Power connectors
Main power socket24 pin24 pin
CPU power8 pin8 pin
Fan power connectors32
Added to E-Catalogjuly 2018april 2018

Chipset

The chipset model installed in the motherboard. AMD's current chipset models are B450, A520, B550, X570, A620, B650, B650E, X670, X670E, X870, X870E.. For Intel, in turn, the list of chipsets looks like this: X299, H410, B460, H470, Z490, H510, B560, H570, Z590, H610, B660, H670, Z690, B760, Z790, Z890.

A chipset is a set of chips on the motherboard through which the individual components of the system interact directly: the processor, RAM, drives, audio and video adapters, network controllers, etc. Technically, such a set consists of two parts — the north and sou...th bridges. The key element is the northbridge, it connects the processor, memory, graphics card and the southbridge (together with the devices it controls). Therefore, it is often the name of the north bridge that is indicated as the chipset model, and the south bridge model is specified separately (see below); it is this scheme that is used in traditional layout motherboards, where bridges are made in the form of separate microcircuits. There are also solutions where both bridges are combined in one chip; for them, the name of the entire chipset can be indicated.

Anyway, knowing the chipset model, you can find various additional data on it — from general reviews to special instructions. An ordinary user, usually, does not need such information, but it can be useful for various professional tasks.

Max. clock frequency

The maximum RAM clock speed supported by the motherboard. The actual clock frequency of the installed RAM modules should not exceed this indicator — otherwise, malfunctions are possible, and the capabilities of the “RAM” cannot be used to the fullest.

For modern PCs, a RAM frequency of 1500 – 2000 MHz or less is considered very low, 2000 – 2500 MHz is modest, 2500 – 3000 MHz is average, 3000 – 3500 MHz is above average, and the most advanced boards can support frequencies of 3500 – 4000 MHz and even more than 4000 MHz.

XMP

The ability of the motherboard to work with RAM modules that support XMP (Extreme Memory Profiles) technology. This technology was developed by Intel; it is used in motherboards and RAM blocks and only works if both of these system components are XMP compliant. A similar technology from AMD is called AMP.

The main function of XMP is to facilitate system overclocking (“overclocking”): special overclocking profiles are “sewn” into the memory with this technology, and if desired, the user can only select one of these profiles without resorting to complex configuration procedures. This is not only easier, but also safer: every profile added to the bar is tested for stability.

Amplifier

Built-in audio signal amplifier in motherboards with an integrated sound card. Provides higher sound quality through headphones.

Bluetooth

The motherboard has its own Bluetooth module, which eliminates the need to purchase such an adapter separately. Bluetooth technology is used for direct wireless connection of a computer with other devices — mobile phones, players, tablets, laptops, wireless headphones, etc.; connectivity options include both file sharing and external device control. The Bluetooth connection range is up to 10 m (in later standards — up to 100 m), while the devices do not have to be in the line of sight. Different versions of Bluetooth (at the end of 2021, the latest of which is Bluetooth v 5) are mutually compatible in terms of basic functionality and have all sorts of differences.

Fan power connectors

The number of connectors for powering coolers and fans provided in the motherboard. A processor cooler is usually connected to such a connector, and fans of other system components — video cards, cases, etc. can also be powered from the "motherboard"; sometimes it is more convenient than pulling power directly from the PSU (at least you can reduce the number of wires in the case). Many modern boards are equipped with 4 or more connectors of this type.
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