Quadro P1000 and GeForce GT 640 OEM Rebrand - video card comparison
Quadro P1000
GeForce GT 640 OEM Rebrand
Architecture
Pascal (2016−2021)
Fermi 2.0 (2010−2014)
GPU code name
GP107
GF116
Market segment
Workstation
Desktop
Release date
February 2017
April 2012
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1519 MHz
-
Core clock speed
1493 MHz
720 MHz
Floating-point performance
1,894 gflops
414.7 gflops
Manufacturing process technology
14 nm
40 nm
Number of transistors
3,300 million
1,170 million
Pipelines / CUDA cores
640
144
Power consumption (TDP)
40 Watt
75 Watt
Texture fill rate
59.20
17.28
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
1536 MB
Memory bus width
128 Bit
192 Bit
Memory clock speed
6008 MHz
1600 MHz
Memory bandwidth
80.19 GB/s
38.4 GB/s
Shared memory
-
-
Display Connectors
4x mini-DisplayPort
2x DVI, 1x mini-HDMI
HDMI
-
+
DirectX
12 (12_1)
12 (11_0)
CUDA
6.1
2.1
OpenCL
1.2
1.1
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.2
N/A
Optimus
+
-