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ASRock B650 PG Lightning vs Gigabyte Z890 AORUS TACHYON DUO X ICE: Comparison

ASRock B650 PG Lightning and Gigabyte Z890 AORUS TACHYON DUO X ICE separate most on memory slots: ASRock B650 PG Lightning at 4, Gigabyte Z890 AORUS TACHYON DUO X ICE at 2, 50% in favour of ASRock B650 PG Lightning. M.2 Slots splits them by another 50%, this time favouring Gigabyte Z890 AORUS TACHYON DUO X ICE. They match on memory type, max memory and pcie 5.0 support.

ASRock B650 PG Lightning (AM5/AMD B650/ATX/Two M.2 Slots/PCIe 5.0/2.5G LAN)
ASRockASRock B650 PG Lightning
Gigabyte Z890 AORUS TACHYON DUO X ICE (LGA1851/Intel Z890/E-ATX/18+1+2 Phase VRM/DDR5-10400 OC/CQDIMM 256GB/Extreme Overclocking Kit)
GigabyteGigabyte Z890 AORUS TACHYON DUO X ICE

Specs

Specification
ASRock B650 PG Lightning (AM5/AMD B650/ATX/Two M.2 Slots/PCIe 5.0/2.5G LAN)
ASRock B650 PG Lightning
Gigabyte Z890 AORUS TACHYON DUO X ICE (LGA1851/Intel Z890/E-ATX/18+1+2 Phase VRM/DDR5-10400 OC/CQDIMM 256GB/Extreme Overclocking Kit)
Gigabyte Z890 AORUS TACHYON DUO X ICE
PlatformAMDIntel
Socket TypeAM5LGA1851
SocketAM5LGA1851
Form FactorATXE-ATX
ChipsetB650Z890
Memory TypeDDR5DDR5
Memory Slots42-50%
Max Memory256256
M.2 Slots2-50%4
PCIe 5.0 SupportYesYes
Wi-Fi OnboardNoYes
ModelB650 PG LightningGigabyte Z890 AORUS TACHYON DUO X ICE, D5 DUO X Series
VRMEntry-tier design (phase count not published)18+1+2 Phases, 110A SPS (VCore) + 80A (VCCGT/VCCSA)
Memory4x DDR5 DIMM, up to 256GB, current AM5 EXPO-supported speeds up to ~7200+ MT/s2x DDR5 DIMM (CQDIMM/CUDIMM), Up to 10,400 MT/s (OC)
ExpansionPCIe 5.0 x16 + PCIe 3.0 x16 (x4)4x M.2 (1x PCIe 5.0), PCIe 5.0 x16 + x8
ConnectivityUSB 3.2Thunderbolt 4, PS/2 Keyboard and Mouse Ports
Networking2.5G LAN (WiFi variant sold separately)5GbE LAN, Wi-Fi 7
Special Features2x M.2 (1x Gen5, 1x Gen4)LN2 Mode, Cold Reset, OC Trigger and Ignition, Voltage Measurement Points, 8-Layer PCB
CPU SupportAMD Ryzen 9000 / 8000 / 7000 seriesIntel Core Ultra Processors (Series 2)

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