GeForce GTX 645 OEM and RTX 2000 Ada Generation - video card comparison
GeForce GTX 645 OEM
RTX 2000 Ada Generation
Architecture
Kepler (2012−2018)
Ada Lovelace
GPU code name
GK106
AD107
Market segment
Desktop
Desktop
Release date
April 2013
February 2024
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
-
2130 MHz
Core clock speed
824 MHz
-
Floating-point performance
949.2 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
2,540 million
18,900 million
Pipelines / CUDA cores
576
2816
Power consumption (TDP)
65 Watt
70 Watt
Texture fill rate
39.55
187.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
1 GB
16 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4000 MHz
16 GB/s
Memory bandwidth
64 GB/s
256.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
4x mini-DisplayPort 1.4a
HDMI
+
-
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
3.0
8.9
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
1.1.126
1.3