GeForce GT 640 vs Quadro P400
When choosing between GeForce GT 640 and Quadro P400, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GT 640 and Quadro P400.
Main Specs
GeForce GT 640
Quadro P400
Power consumption (TDP)
65 Watt
30 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
None
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
3x mini-DisplayPort
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GeForce GT 640 has 116% more power consumption, than Quadro P400.
Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
GeForce GT 640 and Quadro P400 have maximum RAM of 2 GB.
Both cards are used in Desktops.
GeForce GT 640 is build with Kepler architecture, and Quadro P400 - with Pascal.
Core clock speed of Quadro P400 is 326 MHz higher, than GeForce GT 640.
GeForce GT 640 is manufactured by 28 nm process technology, and Quadro P400 - by 14 nm process technology.
Both graphics cards are the same length of 145 mm.
Memory clock speed of Quadro P400 is 2226 MHz higher, than GeForce GT 640.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
2−3
7−8
ultra / 1080p
1−2
4−5
QHD / 1440p
0−1
0−1
low / 720p
14−16
18−20
medium / 1080p
5−6
9−10
The average gaming FPS of Quadro P400 in Assassin's Creed Odyssey is 66% more, than GeForce GT 640.
high / 1080p
7−8
12−14
ultra / 1080p
5−6
10−12
QHD / 1440p
0−1
0−1
low / 720p
20−22
27−30
medium / 1080p
7−8
14−16
The average gaming FPS of Quadro P400 in Battlefield 5 is 60% more, than GeForce GT 640.
low / 768p
50−55
45−50
high / 1080p
35−40
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Quadro P400 in Call of Duty: Warzone is 4% more, than GeForce GT 640.
low / 768p
110−120
140−150
medium / 768p
90−95
110−120
ultra / 1080p
45−50
55−60
QHD / 1440p
24−27
30−35
4K / 2160p
18−20
27−30
high / 768p
65−70
85−90
The average gaming FPS of Quadro P400 in Counter-Strike: Global Offensive is 26% more, than GeForce GT 640.
low / 768p
70−75
55−60
ultra / 1080p
21−24
21−24
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GT 640 in Cyberpunk 2077 is 11% more, than Quadro P400.
low / 768p
70−75
85−90
medium / 768p
50−55
60−65
ultra / 1080p
27−30
35−40
The average gaming FPS of Quadro P400 in Dota 2 is 21% more, than GeForce GT 640.
high / 1080p
3−4
9−10
ultra / 1080p
3−4
8−9
4K / 2160p
2−3
4−5
low / 720p
14−16
21−24
medium / 1080p
4−5
10−11
The average gaming FPS of Quadro P400 in Far Cry 5 is 120% more, than GeForce GT 640.
high / 1080p
10−12
16−18
ultra / 1080p
5−6
10−12
QHD / 1440p
2−3
−
low / 720p
50−55
65−70
medium / 1080p
16−18
24−27
The average gaming FPS of Quadro P400 in Fortnite is 42% more, than GeForce GT 640.
high / 1080p
6−7
12−14
ultra / 1080p
−
12−14
QHD / 1440p
4−5
2−3
4K / 2160p
2−3
−
low / 720p
21−24
27−30
medium / 1080p
9−10
14−16
The average gaming FPS of Quadro P400 in Forza Horizon 4 is 40% more, than GeForce GT 640.
low / 768p
45−50
55−60
medium / 768p
−
45−50
high / 1080p
7−8
14−16
ultra / 1080p
3−4
7−8
QHD / 1440p
0−1
0−1
medium / 720p
40−45
−
The average gaming FPS of Quadro P400 in Grand Theft Auto V is 36% more, than GeForce GT 640.
high / 1080p
2−3
5−6
ultra / 1080p
0−1
3−4
4K / 2160p
0−1
0−1
low / 720p
8−9
14−16
medium / 1080p
4−5
7−8
The average gaming FPS of Quadro P400 in Metro Exodus is 80% more, than GeForce GT 640.
low / 768p
80−85
95−100
high / 1080p
−
90−95
ultra / 1080p
70−75
80−85
medium / 1080p
−
95−100
The average gaming FPS of Quadro P400 in Minecraft is 16% more, than GeForce GT 640.
high / 1080p
−
16−18
ultra / 1080p
12−14
14−16
low / 720p
27−30
35−40
medium / 1080p
14−16
18−20
The average gaming FPS of Quadro P400 in PLAYERUNKNOWN'S BATTLEGROUNDS is 27% more, than GeForce GT 640.
high / 1080p
6−7
−
ultra / 1080p
4−5
8−9
QHD / 1440p
0−1
0−1
low / 720p
7−8
14−16
medium / 1080p
−
10−12
The average gaming FPS of Quadro P400 in Red Dead Redemption 2 is 83% more, than GeForce GT 640.
low / 768p
14−16
27−30
medium / 768p
10−11
18−20
high / 1080p
5−6
10−11
ultra / 1080p
4−5
7−8
4K / 2160p
0−1
6−7
The average gaming FPS of Quadro P400 in The Witcher 3: Wild Hunt is 100% more, than GeForce GT 640.
low / 768p
70−75
85−90
medium / 768p
35−40
45−50
ultra / 1080p
16−18
21−24
high / 768p
30−35
35−40
The average gaming FPS of Quadro P400 in World of Tanks is 23% more, than GeForce GT 640.
Full Specs
GeForce GT 640
Quadro P400
Architecture
Kepler
Pascal
Code name
GK107
GP107
Type
Desktop
Workstation
Release date
5 June 2012
7 February 2017
Pipelines
384
256
Core clock speed
902 MHz
1228 MHz
Boost Clock
1252 MHz
Transistor count
1,270 million
3,300 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
28.86
20.03
Floating-point performance
692.7 gflops
679.9 gflops
Length
145 mm
145 mm
Memory bus width
128 Bit
64 Bit
Memory clock speed
1782 MHz
4008 MHz
Memory bandwidth
28.51 GB/s
32.06 GB/s
DirectX
12 (11_0)
12 (12_1)
Shader Model
5.1
6.4
OpenGL
4.6
4.6
OpenCL
1.2
1.2
Vulkan
1.1.126
1.2.131
CUDA
3.0
6.1
Bitcoin / BTC (SHA256)
24 Mh/s
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