It is expected that Samsung A55 will be equipped with latest 530GPU chipset. According to details 530 GPU chipset is under them trademark of Exynos 1480 the kind of processor which has already been used in Samsung A54 and A53.
But as per information 530 GPU will be X Clips based and it is confirmed by the benchmark run. This processor is especially compatible for gaming and likely to have more upgrades from previous versions.
The processor will work with 8GB RAM in Samsung A55 and phone is likely to have large 6.5 Inches display with 50MP rear camera and 25W super-fast charger