Alder Lake-P (notebook chips)

• 6/12 Golden Cove CPU cores
• 8/8 Gracemont Low Power Atom class CPU cores
• 10m CPU and 14nm PCH in one package, 50x25mm
• PCIe CPU - Gen5 x8 + 2x Gen4 x4
• PCIe PCH - Gen3 x12
• 24MB LLC Cache
• GPU - Xe 96 EUs, 4x Display-out, DisplayPort 1.4b; AV1 accelerated encode; GNA 3.0
• DDR4-3200 up to 64 GB support, DDR5-4400 up to 64 GB support
• 4x Thunderbolt 4 + 1x Maple Ridge IO
• Wi-Fi 6E 802.11axR2

Alder Lake-S (desktop chips, can be used in gamers notes)

• 8/16 Golden Cove CPU cores
• 8/8 Gracemont Low Power Atom class CPU cores
• BGA option, Intel can start offering soldered CPUs for desktops
• 10m CPU 45mm x 37.5mm and 14nm PCH 28mm x 25mm, separate
• PCIe CPU - Gen5 x16 + Gen4 x4
• PCIe PCH - Gen4 x16 + Gen3 x12
• 30MB LLC Cache
• GPU - Xe 32 EUs, 4x Display-out, DisplayPort 1.4b; AV1 accelerated encode; GNA 3.0
• DDR4-3200 up to 128 GB support, DDR5-4400 up to 128 GB support
• 2x Maple Ridge IO
• Wi-Fi 6E 802.11axR2
• TDP up to 125 W

Screenshot of some dvelopers doc page, so it is LGA 1700 for certain.