Woot! has Raspberry Pi 4 Model B: Broadcom BCM2711, 8GB LPDDR4 SDRAM for $44.99. Shipping is free for Amazon Prime Members (must login with your Amazon account and select a shipping address in order for Woot to apply free shipping) or is otherwise $6 per order.

Thanks to Community Member Penguina for finding this deal.

Features:

• Broadcom BCM2711, quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz; 8 GB LPDDR4-2400 SDRAM
• Dual displays: with Raspberry Pi 4, you can run two monitors at once — and in 4K@60Hz, too!
• Silent, energy-efficient: The fanless, energy-efficient Raspberry Pi runs silently and uses far less power than other computers.
• GPIO: Standard 40-pin GPIO header(fully backwards-compatible with previous boards)
• True gigabit ethernet, 2.4 GHz and 5.0 GHz IEEE 802.11b/g/n/ac wireless LAN, Bluetooth 5.0, BLE; Upgraded with two USB 3 ports, which can transfer data up to ten times faster.