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Comparison ASRock Fatal1ty B450 Gaming-ITX/ac vs ASRock Fatal1ty AB350 Gaming-ITX/ac

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ASRock Fatal1ty B450 Gaming-ITX/ac
ASRock Fatal1ty AB350 Gaming-ITX/ac
ASRock Fatal1ty B450 Gaming-ITX/acASRock Fatal1ty AB350 Gaming-ITX/ac
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Main
The M.2 connector for connecting drives is located on the back of the motherboard.
Featuresgaming for overclockinggaming for overclocking
SocketAMD AM4AMD AM4
Form factormini-ITXmini-ITX
Power phases88
VRM heatsink
LED lighting
Lighting syncASRock Polychrome Sync
Size (HxW)170x170 mm170x170 mm
Chipset
ChipsetAMD B450AMD B350
BIOSAmiAmi
UEFI BIOS
RAM
DDR42 slot(s)2 slot(s)
Memory moduleDIMMDIMM
Operation mode2 channel2 channel
Max. clock frequency3466 MHz3466 MHz
Max. memory32 GB32 GB
Drive interface
SATA 3 (6Gbps)44
M.2 connector1
/one for Wi-Fi, the second on back side/
M.21xSATA/PCI-E 4x1xSATA/PCI-E 4x
Integrated RAID controller
 /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
 /2 pcs/
DisplayPort
Integrated audio
AudiochipRealtek ALC1220Realtek ALC1220
AmplifierDual OP AmplifiersDual OP Amplifiers
Sound (channels)7.17.1
Optical S/P-DIF
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 I211ATIntel I211AT
External connections
USB 2.022
USB 3.2 gen123
USB 3.2 gen21
USB C 3.2 gen11
USB C 3.2 gen21
PS/211
Power connectors
Main power socket24 pin24 pin
CPU power8 pin8 pin
Fan power connectors34
Added to E-Catalogjuly 2018july 2017

LED lighting

The presence of its own LED backlight on the motherboard. This feature does not affect the functionality of the "motherboard", but gives it an unusual appearance. Therefore, it hardly makes sense for an ordinary user to specifically look for such a model (a motherboard without backlighting is enough for him), but for modding lovers, backlighting can be very useful.

LED backlighting can take the form of individual lights or LED strips, come in different colours (sometimes with a choice of colours) and support additional effects — flashing, flickering, synchronization with other components (see "Lightning synchronization"), etc. Specific features depend on the motherboard model.

Lighting sync

Synchronization technology provided in the board with LED backlight (see above).

Synchronization itself allows you to "match" the backlight of the motherboard with the backlight of other system components — cases, video cards, keyboards, mice, etc. Thanks to this matching, all components can change colour synchronously, turn on / off at the same time, etc. Specific features the operation of such backlighting depends on the synchronization technology used, and, usually, each manufacturer has its own (Mystic Light Sync for MSI, RGB Fusion for Gigabyte, etc.). The compatibility of the components also depends on this: they must all support the same technology. So the easiest way to achieve backlight compatibility is to collect components from the same manufacturer.

Chipset

The chipset model installed in the motherboard. AMD's current chipset models are B450, A520, B550, X570, X570S, A620, B650, B650E, X670 and X670E. 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.

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 south bridges. The key element is the northbridge, it connects the processor, mem...ory, 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.

M.2 connector

The number of M.2 connectors provided in the design of the motherboard. There are motherboards for 1 M.2 connector, for 2 connectors, for 3 connectors or more.

The M.2 connector is designed to connect advanced internal devices in a miniature form factor — in particular, high-speed SSD drives, as well as expansion cards like Wi-Fi and Bluetooth modules. However, connectors designed to connect only peripherals (Key E) are not included in this number. Nowadays, this is one of the most modern and advanced ways to connect components. But note that different interfaces can be implemented through this connector — SATA or PCI-E, and not necessarily both at once. See "M.2 interface" for details; here we note that SATA has a low speed and is used mainly for low-cost drives, while PCI-E is used for advanced solid-state modules and is also suitable for other types of internal peripherals.

Accordingly, the number of M.2 is the number of components of this format that can be simultaneously connected to the motherboard. At the same time, many modern boards, especially mid-range and top-end ones, are equipped with two or more M.2 connectors, and moreover, with PCI-E support.

Integrated RAID controller

The presence of a built-in RAID controller on the motherboard. This function allows you to create RAID arrays from drives connected to the system using only the tools of the motherboard itself, in other words, through the standard BIOS or UEFI (see above), without using additional hardware or software.

RAID is a set (array) of several interconnected drives, perceived by the system as a whole. Depending on the type of RAID, it can provide an increase in read speed or increased reliability of information storage. Here are some of the more popular types:

— RAID 0 — data is written one by one to each of the connected disks (one file may be written to different disks). Provides performance improvements, but not fault tolerance.

— RAID 1 — information written to one of the disks is "mirrored" on all the others. Provides increased reliability by reducing system effective capacity.

— RAID 5 — information is written one by one, as in RAID 0, however, in addition to the main data, the so-called disks are also written to disks. checksums that allow you to restore information in the event of a complete failure of one of the disks. It has good fault tolerance and does not reduce the useful volume of disks as much as RAID 1, however, it is relatively slow and requires a minimum of 3 disks (two are enough for the previous types).

There are other varieties, they are used less often. Different motherb...oards may support different types of RAID, so before buying a model with this feature, it's ok to check the details separately.

DisplayPort

Availability of DisplayPort output on the motherboard.

Primarily, this digital connector is used to transmit video from the built-in video card or processor with integrated graphics to external screens. Moreover, through one DisplayPort interface it is possible to connect several displays in series in a “chain” (“daisy chain” format). Specific output capabilities vary by version (see below), but even the most modest DisplayPort specification (among modern options) allows 4K at 60 fps, 5K at 30 fps, and 8K with some limitations.

The DisplayPort interface is a standard for Apple monitors and is found in screens from other manufacturers.

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.

USB 3.2 gen1

The number of native USB 3.2 gen1 connectors provided on the back of the motherboard. In this case, traditional, full-size USB A ports are meant.

USB 3.2 gen1(formerly known as USB 3.1 gen1 and USB 3.0) is a direct successor and development of the USB 2.0 interface. The main differences are a 10-fold increase in the maximum data transfer rate — 4.8 Gbps — as well as higher power supply, which is important when connecting several devices to one port through a splitter (hub). At the same time, peripherals of other versions can be connected to this connector.

The more connectors provided in the design, the more peripheral devices can be connected to the motherboard without the use of additional equipment (USB splitters). There are boards on the market that have more than 4 USB 3.2 gen1 ports on the back panel. At the same time, we note that in addition to the connectors on the rear panel, connectors on the board itself (more precisely, ports on the case connected to such connectors) can also provide a USB connection. See below for more on this.

USB 3.2 gen2

The number of native USB 3.2 gen2 connectors provided on the back of the motherboard. In this case, we mean traditional, full-size USB A ports.

USB 3.2 gen2(formerly known as USB 3.1 gen2 and simply USB 3.1) is the evolution of USB 3.2 after version 3.2 gen1 (see above). This standard provides connection speeds up to 10 Gbps, and to power external devices in such connectors, USB Power Delivery technology (see below) can be provided, which allows you to output up to 100 W per device (however, Power Delivery support is not mandatory, its presence should be specified separately). Traditionally for the USB standard, this interface is backwards compatible with previous versions — in other words, you can easily connect a device supporting USB 2.0 or 3.2 gen1 to this port (unless the speed will be limited by the capabilities of a slower version).

The more connectors provided in the design, the more peripheral devices can be connected to the motherboard without the use of additional equipment (USB splitters). In some models of motherboards, the number of ports of this type is 5 or even more. At the same time, we note that in addition to the connectors on the rear panel, connectors on the board itself (more precisely, ports on the case connected to such connectors) can also provide a USB connection. See below for more on this.
ASRock Fatal1ty B450 Gaming-ITX/ac often compared