Quadro K1000M and GeForce GTX 645 OEM - video card comparison
Quadro K1000M
GeForce GTX 645 OEM
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N14P-Q1
GK106
Market segment
Mobile workstation
Desktop
Release date
June 2012
April 2013
Interface
MXM-A (3.0)
PCIe 3.0 x16
Supplementary power connectors
-
None
Core clock speed
850 MHz
824 MHz
Floating-point performance
326.4 gflops
949.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,270 million
2,540 million
Pipelines / CUDA cores
192
576
Power consumption (TDP)
45 Watt
65 Watt
Texture fill rate
13.60
39.55
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
4000 MHz
Memory bandwidth
28.8 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
12 (11_0)
12 (11_0)
CUDA
+
3.0
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
+
1.1.126
Optimus
+
-