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Gigabyte B550I Aorus Pro AX vs. Asus ROG Strix B450-F Gaming + 2

Gigabyte B550I Aorus Pro AX

Gigabyte B550I Aorus Pro AX

£132.13

£151.49 Incl. delivery
Asus ROG Strix B450-F Gaming

Asus ROG Strix B450-F Gaming

£95.47

Free delivery
Gigabyte X570 Aorus Elite

Gigabyte X570 Aorus Elite

£148.11

£171.49 Incl. delivery
Sound card
Yes
Yes
Yes
Yes
Sound card chip
Realtek ALC1220
SupremeFX S1220A
Realtek ALC1200
Realtek ALC S1200A
Bluetooth
Yes
No
No
Yes
Bluetooth version
5.0
5.0
Ethernet connection (RJ45)
Yes
Yes
Yes
Yes
Max Ethernet speed
2.5 Gbit/s
1 Gbit/s
1 Gbit/s
1 Gbit/s
Network chip
Realtek RTL8125BG
Intel I211-AT
Intel I211-AT
Realtek RTL8200A
Number of Ethernet connections
1 ​
1 ​
1 ​
1 ​
Wireless network (Wi-Fi)
Yes
No
No
Yes
Wireless networking standard (IEEE 802.11)
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5), 802.11ax (Wi-Fi 6)
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5)
RAID controller
Yes
Yes
Yes
Yes
Type of RAID
RAID 0, RAID 1, RAID 10
RAID 0, RAID 1, RAID 10
RAID 0, RAID 1, RAID 10
RAID 0, RAID 1, RAID 10
Support for multiple graphics cards
No
Yes
Yes
Yes
Multi-GPU technology
CrossFireX, 3-Way CrossFireX, 2-Way CrossFireX
CrossFireX, Quad CrossFireX, 2-Way CrossFireX
CrossFireX
Chassis fan connectors
2 ​
3 ​
2 ​
3 ​
Internal S/PDIF
0 ​
0 ​
0 ​
0 ​
Internal USB ports
Yes
Yes
Yes
Yes
Internal USB 2.0 ports
2 ​
4 ​
2 ​
4 ​
Internal USB 3.1 Gen 1 ports (5Gbps)
2 ​
2 ​
2 ​
2 ​
Internal USB 3.2 Gen 2 ports (10Gbps)
0 ​
0 ​
1 ​
0 ​
Internal USB 3.2 Gen 2x2 ports (20Gbps)
0 ​
0 ​
0 ​
0 ​
M.2
2 ​
2 ​
2 ​
2 ​
Other internal connectors
Internal serial port
Internal serial port
SATA (Serial ATA)
Yes
Yes
Yes
Yes
Max SATA speed
6 Gb/s
6 Gb/s
6 Gb/s
6 Gb/s
Number of SATA ports
4 ​
6 ​
6 ​
8 ​
U.2
0 ​
0 ​
0 ​
0 ​
DisplayPort
Yes
Yes
No
Yes
DisplayPort version
1.4
1.2
Number of DisplayPort outputs
1 ​
1 ​
1 ​
DVI
No
No
No
No
HDMI
Yes
Yes
Yes
Yes
HDMI version
2.1
2.0b
2.0
1.4b
Number of HDMI outputs
2 ​
1 ​
1 ​
1 ​
Headphone output
Yes
Yes
Yes
Yes
Microphone input
1 ​
1 ​
1 ​
1 ​
Other connectors
Thunderbolt
PS/2
0 ​
1 ​
0 ​
1 ​
S/PDIF
No
Yes
Yes
Yes
Coaxial S/PDIF out
0 ​
0 ​
0 ​
Optical S/PDIF out
1 ​
1 ​
1 ​
USB
Yes
Yes
Yes
Yes
Type of USB connector
USB (Type A), USB (Type C)
USB (Type A), USB (Type C)
USB (Type A)
USB (Type A), USB (Type C)
USB 2.0
0 ​
2 ​
4 ​
0 ​
USB 3.1 Gen 1 (5Gbps)
4 ​
4 ​
4 ​
4 ​
USB 3.2 Gen 2 (10Gbps)
2 ​
2 ​
2 ​
3 ​
USB 3.2 Gen 2x2 (20Gbps)
0 ​
0 ​
0 ​
0 ​
Depth
170 mm
244 mm
244 mm
244 mm
Width
170 mm
305 mm
305 mm
305 mm
Other expansion slots
PCI Express version
4.0
3.0
4.0
4.0
PCI Express x1
0 ​
3 ​
2 ​
2 ​
PCI Express x16
1 ​
3 ​
2 ​
2 ​
PCI Express x4
0 ​
0 ​
0 ​
0 ​
PCI Express x8
0 ​
0 ​
0 ​
0 ​
PCI slots
0 ​
0 ​
0 ​
0 ​
Features
LED lighting
LED lighting
LED lighting
Security
TPM
TPM
TPM
Cooling
Passive
Passive
Active
Active
Graphics card
No
No
No
No
Support for integrated graphics in CPU
Yes
Yes
Yes
Yes
ECC support
Yes
No
Yes
Yes
Maximum amount of memory
64 GB
64 GB
128 GB
128 GB
Memory module
DIMM
DIMM
DIMM
DIMM
Memory slots
2 ​
4 ​
4 ​
4 ​
Memory speeds
DDR4-2666, DDR4-2400, DDR4-2133, DDR4-3200, DDR4-3333, DDR4-2933, DDR4-3600, DDR4-4000, DDR4-4400, DDR4-4600, DDR4-4866
DDR4-2800, DDR4-2666, DDR4-2400, DDR4-2133, DDR4-3200, DDR4-3000, DDR4-3466
DDR4-2800, DDR4-2666, DDR4-2400, DDR4-2133, DDR4-3200, DDR4-3000, DDR4-3400, DDR4-3333, DDR4-2933, DDR4-3466, DDR4-3600, DDR4-3733, DDR4-3800, DDR4-3866, DDR4-4000
DDR3-2133, DDR3-2400, DDR3-2800, DDR3-3200, DDR3-3000, DDR3-2933, DDR3-2666, DDR4-3200, DDR4-3466, DDR4-3600, DDR4-4400
Type of memory
Release year
2020
2018
2019
2019
64-bit processor
Yes
Yes
Yes
Yes
Integrated CPU
No
No
No
No
Compatible processors
Ryzen 7, Ryzen 5, Ryzen 3, Ryzen 9
Ryzen 7, Ryzen 5, Ryzen 3, Ryzen 9
Ryzen 7, Ryzen 5, Ryzen 3, Ryzen 9
Ryzen 7, Ryzen 5, Ryzen 3, Ryzen 9
Number of processor sockets
One
One
One
One