ASRock Z790 PG Lightning/D4 vs B650 PG LIGHTNING Motherboard Comparison

ASRock Z790 PG Lightning/D4 and ASRock B650 PG LIGHTNING are both motherboards with the same Form factor (ATX), Audio Chipset (Realtek ALC897) and Audio Channels (7.1 Channels). The main differences are in Socket, Chipset, Supported Memory and CrossFire Support.

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ASRock Z790 PG Lightning/D4	ASRock B650 PG LIGHTNING
Prices (Change region) Out of Stock Free shipping $149.99 - Buy now	Prices (Change region) In Stock Free shipping $171.83
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Brand ASRock	Brand ASRock
Model Z790 PG Lightning/D4	Model B650 PG LIGHTNING
Release Date 📅 October 2022	Release Date 📅 October 2022
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►	Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►
Socket LGA1700	Socket AM5
Form factor ATX	Form factor ATX
Chipset Intel Z790	Chipset AMD B650
Supported Memory DDR4 2133Mhz 2400Mhz 2666Mhz 2800Mhz 2933Mhz 3000Mhz 3200Mhz 3333Mhz 3400Mhz 3466Mhz 3600Mhz 3733Mhz 3866Mhz 4000Mhz 4133Mhz 4266Mhz 4400Mhz 4500Mhz 4600Mhz 4700Mhz 4800Mhz 5000Mhz 5066Mhz 5133Mhz 5333Mhz	Supported Memory DDR5 4800Mhz 5000Mhz 5200Mhz 5400Mhz 5600Mhz 5800Mhz 6000Mhz 6200Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS ** RAM support may also depend on the CPU memory controller
ECC RAM Support No	ECC RAM Support No
Audio Chipset Realtek ALC897	Audio Chipset Realtek ALC897
Audio Channels 7.1 Channels	Audio Channels 7.1 Channels
LAN Chipset Dragon RTL8125BG	LAN Chipset Dragon RTL8125BG
Max LAN Speed 2.5Gbps	Max LAN Speed 2.5Gbps
SLI Support No	SLI Support No
CrossFire Support Yes	CrossFire Support No
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Back I/O Ports 2 x Antenna Mounting Points 1 x PS/2 Mouse/Keyboard Port 1 x HDMI Port 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s) 1 x USB 3.2 Gen2x2 Type-C Port (20 Gb/s) 5 x USB 3.2 Gen1 Ports 1 x USB 2.0 Port 1 x RJ-45 LAN Port HD Audio Jacks: Line in / Front Speaker / Microphone	Back I/O Ports 2 x Antenna Mounting Points 1 x HDMI Port 1 x USB 3.2 Gen2x2 Type-C Port (20 Gb/s) (ReDriver) 7 x USB 3.2 Gen1 Ports (USB32_34 are Lightning Gaming Ports) (USB32_12 and USB32_56 are from ASMedia ASM1074 hub) 4 x USB 2.0 Ports 1 x RJ-45 LAN Port 1 x BIOS Flashback Button HD Audio Jacks: Line in / Front Speaker / Microphone
Wireless LAN No	Wireless LAN No
PCI-Express x16 Slots 2	PCI-Express x16 Slots 2
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 3	PCI-Express x1 Slots 2
SATA 6 Gbps Ports 4	SATA 6 Gbps Ports 4
SATA Express Ports 0	SATA Express Ports 0
M.2 Ports 5	M.2 Ports 4
M.2 Devices support 2260 / 2280 - M Key 2242 / 2260 / 2280 - M Key 2260 / 2280 - M Key 2260 / 2280 - M Key 2230 - E Key	M.2 Devices support 2280 - M Key 2280 - M Key 2280 - M Key 2230 - E Key
RAM Slots 4	RAM Slots 4
Maximum Supported RAM 128 GB	Maximum Supported RAM 192 GB
Onboard USB 2.0 1	Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 2	Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 1	Onboard USB 3.2 Gen 2 1
Onboard USB 3.2 Gen 2x2 0	Onboard USB 3.2 Gen 2x2 0