The old settings were all over the place contained mixed refresh rates.
The new settings are the correct default DPI settings as advertised online.
This has also been confirmed in the latest Logitech Gaming Software (9.02.65).
mouse:usb:v046dpc06b:name:Logitech G700 Laser Mouse:*
# Logitech G700 Laser Mouse (Wireless)
mouse:usb:v046dpc531:name:Logitech USB Receiver:*
- MOUSE_DPI=*1000@500 3800@500 500@1000 1500@1000 2000@1000
+ MOUSE_DPI=400@500 800@500 *1200@500 1600@500 3200@500
# Logitech G703 (Wired)
mouse:usb:v046dpc087:name:Logitech G703 Wired/Wireless Gaming Mouse:*