There are three sections in SAT and maximum possible score for each section is 800.

Critical Reading Section: 800
Quantitative Section: 800
Writing Section: 800

Since possible highest score are 800 for all three sections the total score for SAT test is 2400. Hence, the highest possible score in SAT is 2400.

Currently, the highest possible score for SAT is 2400. It was 1600 before the writing section was added.

The maximum possible score in SAT is 2400. It is the sum of scores of all three modules of SAT.

The highest possible score for SAT is 2400.
There are 3 sections in SAT test:
Math section.
Writing section
Reading section

Highest possible SAT score obtained in these section is 800 in each.

There are three sections in SAT test and each section is of 800 marks:-
Math section-800
Writing Section-800
Reading Section-800

The highest possible SAT score that one can score is 2400.

The highest possible SAT score is 2400. It is the sum of all the three section-

Math Section - 800
Writing Section - 800
Reading - 800