Product comparison · 2 motherboards

ASUS PRIME B550-PLUS AC-HES vs GIGABYTE A520I AC (Rev. 1.4)

59specifications compared
27differ
32identical
36known for one product only

Key differences

The ASUS PRIME B550-PLUS AC-HES has 2 more memory slots than the GIGABYTE A520I AC (Rev. 1.4) (4 vs 2). The ASUS PRIME B550-PLUS AC-HES has 64 GB more maximum internal memory than the GIGABYTE A520I AC (Rev. 1.4) (128 GB vs 64 GB). The ASUS PRIME B550-PLUS AC-HES has 3 more storage drives supported than the GIGABYTE A520I AC (Rev. 1.4) (8 vs 5). ECC сompatibility: ECC on the ASUS PRIME B550-PLUS AC-HES, ECC & Non-ECC on the GIGABYTE A520I AC (Rev. 1.4). Supported storage drive interfaces: M.2, SATA III on the ASUS PRIME B550-PLUS AC-HES, PCI Express 3.0, SATA III on the GIGABYTE A520I AC (Rev. 1.4).

Number of memory slots
- PRIME B550-PLUS AC-HES:4
- A520I AC (Rev. 1.4):2
ECC сompatibility
- PRIME B550-PLUS AC-HES:ECC
- A520I AC (Rev. 1.4):ECC & Non-ECC
Maximum internal memory
- PRIME B550-PLUS AC-HES:128 GB
- A520I AC (Rev. 1.4):64 GB
Supported storage drive interfaces
- PRIME B550-PLUS AC-HES:M.2, SATA III
- A520I AC (Rev. 1.4):PCI Express 3.0, SATA III
Number of storage drives supported
- PRIME B550-PLUS AC-HES:8
- A520I AC (Rev. 1.4):5
USB 2.0 connectors
- PRIME B550-PLUS AC-HES:2
- A520I AC (Rev. 1.4):1
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- PRIME B550-PLUS AC-HES:2
- A520I AC (Rev. 1.4):1
Number of SATA III connectors
- PRIME B550-PLUS AC-HES:6
- A520I AC (Rev. 1.4):4

Side by side

Differences highlightedShow differences only

Comparison of PRIME B550-PLUS AC-HES, A520I AC (Rev. 1.4)
95 specifications	A ASUS PRIME B550-PLUS AC-HES View product	B GIGABYTE A520I AC (Rev. 1.4)View product
Processor1 differ
Processor manufacturer	AMD	AMD
Processor socket	Socket AM4	Socket AM4
Compatible processor seriesDiffers	AMD Ryzen 5000 Series, AMD Ryzen 3000 Series	AMD Ryzen 5000 Series, AMD Ryzen 4000 Series, AMD Ryzen 3000 Series
Supported processor socketsKnown for one	Unknown — not stated by the source	Socket AM4
Memory4 differ
Supported memory types	DDR4-SDRAM	DDR4-SDRAM
Number of memory slotsDiffers	4	2
Memory slots type	DIMM	DIMM
Memory slot pin countKnown for one	Unknown — not stated by the source	288
Memory channels	Dual-channel	Dual-channel
ECC сompatibilityDiffers	ECC	ECC & Non-ECC
Supported memory clock speedsDiffers	4866,4800,4600,4466,4400,4333,4266,4200,4133,4000,3866,3733,3600,3466,3400,3333,3200,3000,2933,2800,2666,2400,2133 MHz	5300,5200,5100,4800,4600,4400,4266,4133,4000,3866,3733,3600,3466,3400,3200,2933,2667,2400,2133 MHz
Supported memory clock speed (max)Known for one	Unknown — not stated by the source	5300 MHz
Maximum internal memoryDiffers	128 GB	64 GB
Unbuffered memory	Yes	Yes
Maximum internal memory per slotKnown for one	Unknown — not stated by the source	32 GB
Storage controllers2 differ
Supported storage drive types	HDD & SSD	HDD & SSD
Supported storage drive interfacesDiffers	M.2, SATA III	PCI Express 3.0, SATA III
Number of storage drives supportedDiffers	8	5
RAID support	Yes	Yes
RAID levels	0, 1, 10	0, 1, 10
Number of HDDs supportedKnown for one	6	Unknown — not stated by the source
Graphicsidentical
Parallel processing technology support	Not supported	Not supported
Maximum resolutionKnown for one	Unknown — not stated by the source	5120 x 2880 pixels
HDCPKnown for one	Unknown — not stated by the source	Yes
HDCP versionKnown for one	Unknown — not stated by the source	2.3
High Dynamic Range (HDR) supportedKnown for one	Unknown — not stated by the source	Yes
Number of displays supportedKnown for one	Unknown — not stated by the source	3
Internal I/O3 differ
USB 2.0 connectorsDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	2	1
USB 3.2 Gen 2 (3.1 Gen 2) connectors	0	0
Number of SATA III connectorsDiffers	6	4
Audio connectorKnown for one	Unknown — not stated by the source	Yes
Front panel audio connector	Yes	Yes
Front panel connectorKnown for one	Unknown — not stated by the source	Yes
ATX Power connector (24-pin)	Yes	Yes
CPU fan connector	Yes	Yes
Number of CPU fan connectors	1	1
EPS power connector (8-pin)	Yes	Yes
Number of EPS power connectors (8-pin)Known for one	Unknown — not stated by the source	1
12V power connector	Yes	Yes
Serial port headersKnown for one	Unknown — not stated by the source	1
TPM connector	Yes	Yes
Number of chassis fan connectorsKnown for one	2	Unknown — not stated by the source
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Rear panel I/O ports5 differ
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers	1	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers	1	0
Ethernet LAN (RJ-45) ports	1	1
VGA (D-Sub) ports quantity	0	0
HDMI ports quantityDiffers	1	2
HDMI versionKnown for one	Unknown — not stated by the source	2.1
DVI-D ports quantity	0	0
DisplayPorts quantity	1	1
DisplayPort versionKnown for one	Unknown — not stated by the source	1.4
Headphone outputsDiffers	1	3
Microphone in	Yes	Yes
WiFi-AP antenna jackKnown for one	Unknown — not stated by the source	2
USB connector typeKnown for one	Unknown — not stated by the source	USB Type-A
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Network2 differ
Ethernet LAN	Yes	Yes
Ethernet interface typeDiffers	Gigabit Ethernet	Fast Ethernet, Gigabit Ethernet
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers	Wi-Fi 5 (802.11ac)	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
WLAN controller modelKnown for one	Unknown — not stated by the source	Realtek RTL8821CE
BluetoothKnown for one	Unknown — not stated by the source	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.2
Features4 differ
Component for	PC	PC
Motherboard form factorDiffers	ATX	mini ITX
Motherboard chipset family	AMD	AMD
Motherboard chipsetDiffers	AMD B550	AMD A520
Audio output channels	7.1 channels	7.1 channels
Product colourDiffers	Multicolour	Black
PC health monitoringKnown for one	Unknown — not stated by the source	Voltage, Temperature, Fan
Windows operating systems supportedDiffers	Windows 10 x64	Windows 11 x64, Windows 10 x64
Audio chipKnown for one	Realtek ALC887 / Realtek ALC897	Unknown — not stated by the source
Expansion slots3 differ
PCI Express x16 (Gen 3.x) slotsDiffers	4	1
Number of M.2 (M) slotsDiffers	2	1
1st M.2 largest key sizeDiffers	2242	2280
1st M.2 highest PCI Express generationKnown for one	Unknown — not stated by the source	3.0
2nd M.2 largest key sizeKnown for one	2260	Unknown — not stated by the source
3rd M.2 largest key sizeKnown for one	2280	Unknown — not stated by the source
4th M.2 largest key sizeKnown for one	22110	Unknown — not stated by the source
BIOS1 differ
BIOS type	UEFI AMI	UEFI AMI
BIOS memory sizeDiffers	256 Mbit	128 Mbit
ACPI versionKnown for one	Unknown — not stated by the source	5.0
Clear CMOS jumperKnown for one	Unknown — not stated by the source	Yes
Desktop Management Interface (DMI) versionKnown for one	Unknown — not stated by the source	2.7
System Management BIOS (SMBIOS) versionKnown for one	Unknown — not stated by the source	2.7
Weight & dimensions2 differ
WidthDiffers	305 mm	170 mm
DepthDiffers	244 mm	170 mm
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	SATA
Bundled softwareKnown for one	Unknown — not stated by the source	Norton Internet Security

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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