Here is the full list of all 46 The Amazing Spider-Man 2 achievements worth 1,000 gamerscore.
Reached maximum levels for all suits
Completed the game on Super Hero difficulty
Unlocked all suits
Completed all combat challenges
Unlocked all concept art
Collected all Spider-Man comic books
Completed 10 building on fire situations
Completed 5 races
Saved 50 civilians
Completed 10 rescue situations
Retrieved all parts of Black Cat's journal
Retrieved all parts of Menken's journal
Completed all photo challenges
Retrieved all parts of Detective's journal
Photographed all Cletus Kasady symbols
Completed all hideouts
Performed 50 signature moves
Completed 10 deadlock situations
Unlocked all character bios
Completed the game on Human difficulty
Completed the game on Hero difficulty
Defeated Carnage
Damaged Carnage with fire at least 3 times before defeating him
Defeated 500 enemies
Defeated 50 enemies by performing stealth takedowns
Defeated Green Goblin
Completed 10 petty crime situations
Defeated Electro
Defeated Kingpin
Destroyed 20 body armors
Destroyed any armored enemy using Web-Strike
Performed 15 signature moves
Defeated 300 enemies
Acquired the ionic web
Defeated Kraven
Completed a hideout without being spotted
Defeated Black Cat
Defeated Cletus Kasady
Achieved 30 multidodges
Disarmed 50 enemies
Heroism to the maximum
Achieved 100 critical hits
Defeated 100 enemies
Acquired the Seismic Blast ability
Defeated Shocker
Achieved a combo streak of 42