You can enable TPM and PIN at boot that engages with the TPM, or you can just use TPM in which case your disk is unlocked by the bootloader (IIRC, terminology m

You can enable TPM and PIN at boot that engages with the TPM, or you can just use TPM in which case your disk is unlocked by the bootloader (IIRC, terminology might be off). The TPM and PIN has protections against brute forcing and offline attacks. The TPM only method for Bitlocker is more similar to FileVault.