Upgrade for GC GT620

[ALEX918]

I want to upgrade my pc with a more powerful Graphics card, y currently own a GT620, is very basics for the things i do with it , which card do you think could be the best option?

Here are my specs and some photos
https://photos.app.goo.gl/bjiaKLwuwvm9SmkJ6

Summary
Operating System
Windows 8.1 Pro 64-bit
CPU
Intel Core i5 3450 @ 3.10GHz 33 °C
Ivy Bridge 22nm Technology
RAM
12.0GB Dual-Channel DDR3 @ 798MHz (11-11-11-28)
Motherboard
ASUSTeK COMPUTER INC. CM6870 (LGA1155) 30 °C
Graphics
ASUS VS228 (1920x1080@60Hz)
1023MB NVIDIA GeForce GT 620 (ASUStek Computer Inc) 39 °C
Storage
1863GB Seagate ST2000DM001-9YN164 ATA Device (SATA ) 35 °C
Optical Drives
ASUS DVD RAM GH75N ATA Device

Motherboard
Manufacturer ASUSTeK COMPUTER INC.
Model CM6870 (LGA1155

PSU

AcBel Hba008-za1gt 350 PC Power Supply Hba008 350w Watt
https://www.ebay.com/p/AcBel-Hba008-za1gt-350-PC-Power-Supply-Hba008-350w-Watt/668162876


NVIDIA GeForce GT 620
Manufacturer NVIDIA
Model GeForce GT 620
GPU GF119
Device ID 10DE-1049
Revision A2
Subvendor ASUStek Computer Inc (1043)
Current Performance Level Level 1
Current GPU Clock 270 MHz
Current Memory Clock 405 MHz
Current Shader Clock 405 MHz
Voltage 0.900 V
Technology 40 nm
Die Size 79 mm²
Transistors 292 M
Release Date Apr 2012
DirectX Support 11.0
Bus Interface PCI Express x16
Temperature 39 °C
Driver version 22.21.13.8165
BIOS Version 75.19.24.00.00
ROPs 4
Shaders 48 unified
Memory Type DDR3
Physical Memory 1023 MB
Virtual Memory 1024 MB
Bus Width 64 bit
Count of performance levels : 2
Level 1 - "2D Desktop"
GPU Clock 270 MHz
Memory Clock 540 MHz
Shader Clock 405 MHz
Level 2 - "3D Applications"
GPU Clock 810 MHz
Memory Clock 1620 MHz
Shader Clock 800 MHz

Hoping that some can help me

Thanks!!

 

[RememberThe5th]

Youre gonna have to swap PSU and the issue is that new gpu series are gonna be out in Q3 2018.

 

[ALEX918]

Youre gonna have to swap PSU and the issue is that new gpu series are gonna be out in Q3 2018.

Ok i have considered changing my psu, but im concerned about de size of de GPU, specifically that it wont fit because of the Gigabit ethernet port or the chip next to the uefi bios

this is a picture of the motherboard so you see what i am talking about

http://www.ascendtech.us/asus-p8h77-m-pro-cm6870-motherboard_i_mbdtasusp8h77mp.aspx#]