Summary
NVIDIA released the GeForce GT 645 in 2012. This graphics card features the GF114 GPU, manufactured on a 40nm process. It comes equipped with 1 GB GDDR5 memory on a 128-bit interface, delivering up to 61.2 GB/s of bandwidth. The GPU operates at 776(1552) MHz with a theoretical compute performance of 894 GFLOPS. The card connects via PCIe2.0 and requires 6pin external power. It supports DX11.
Performance
GPU Clock
776(1552) MHz
Memory Clock
3828(957)
Shader Performance
893952 MFLOPS
Pixel Fillrate
18624 MP/s
Texel Fillrate
37248 MT/s
Memory
Memory Size
1024 MB
Bus Width
128-bit
Memory Type
GDDR5
Max Bandwidth
61248 MB/s
Architecture
GPU Chip
GF114
Core Config
288 SP; 48 TMU; 24 ROP
Vertex Processors
288
Process Size
40nm
Transistors
1.95b
Compatibility
DirectX
DX11
Bus Slot
PCIe2.0
External Power
6pin
Release
Release Year
2012
Launch Price
OEM
Performance to Price
Worse
Better
Performance Comparison
Shader Performance (MFLOPS)
Memory Bandwidth (MB/s)
Game Performance Estimates
FPS estimates scaled from RTX 3060 benchmark data. Actual results vary based on CPU, drivers, and game updates.
Cyberpunk 2077
2020Medium
6
FPS
High
5
FPS
Ultra
4
FPS
Red Dead Redemption 2
2019Medium
5
FPS
High
4
FPS
Ultra
3
FPS
GTA V
2015Medium
10
FPS
High
8
FPS
Ultra
6
FPS
Fortnite
2017Medium
12
FPS
High
9
FPS
Ultra
6
FPS
Valorant
2020Medium
27
FPS
High
22
FPS
Ultra
17
FPS
Counter-Strike 2
2023Medium
13
FPS
High
10
FPS
Ultra
8
FPS
Call of Duty: MW III
2023Medium
9
FPS
High
7
FPS
Ultra
5
FPS
Apex Legends
2019Medium
10
FPS
High
8
FPS
Ultra
6
FPS
Elden Ring
2022Medium
4
FPS
High
4
FPS
Ultra
3
FPS
Hogwarts Legacy
2023Medium
5
FPS
High
4
FPS
Ultra
3
FPS
The Witcher 3
2015Medium
9
FPS
High
7
FPS
Ultra
5
FPS
Baldur's Gate 3
2023Medium
7
FPS
High
5
FPS
Ultra
4
FPS
60+ FPS (Smooth)
30-59 FPS (Playable)
<30 FPS (Low)