GeForce GT 640 vs Iris Xe MAX Graphics
When choosing between GeForce GT 640 and Iris Xe MAX Graphics, 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 Iris Xe MAX Graphics.
Iris Xe MAX Graphics is a Laptop Graphics Card
Note: Iris Xe MAX Graphics is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Iris Xe MAX Graphics here:
Main Specs
GeForce GT 640
Iris Xe MAX Graphics
Power consumption (TDP)
65 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
None
Memory type
DDR3
LPDDR4x
Maximum RAM amount
2 GB
4 MB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
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Iris Xe MAX Graphics has 2 GB more memory, than GeForce GT 640.
GeForce GT 640 is used in Desktops, and Iris Xe MAX Graphics - in Laptops.
GeForce GT 640 is build with Kepler architecture, and Iris Xe MAX Graphics - with Gen. 12 Xe.
GeForce GT 640 is manufactured by 28 nm process technology, and Iris Xe MAX Graphics - by 10 nm process technology.
Memory clock speed of Iris Xe MAX Graphics is 2484 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
35−40
ultra / 1080p
1−2
21−24
QHD / 1440p
0−1
16−18
4K / 2160p
−
10−11
low / 720p
14−16
60−65
medium / 1080p
5−6
40−45
The average gaming FPS of Iris Xe MAX Graphics in Assassin's Creed Odyssey is 583% more, than GeForce GT 640.
high / 1080p
7−8
55−60
ultra / 1080p
5−6
45−50
QHD / 1440p
0−1
35−40
4K / 2160p
−
18−20
low / 720p
20−22
100−110
medium / 1080p
7−8
60−65
The average gaming FPS of Iris Xe MAX Graphics in Battlefield 5 is 580% more, than GeForce GT 640.
low / 768p
50−55
50−55
high / 1080p
35−40
−
QHD / 1440p
0−1
0−1
GeForce GT 640 and Iris Xe MAX Graphics have the same average FPS in Call of Duty: Warzone.
low / 768p
110−120
250−260
medium / 768p
90−95
220−230
ultra / 1080p
45−50
180−190
QHD / 1440p
24−27
110−120
4K / 2160p
18−20
70−75
high / 768p
65−70
210−220
The average gaming FPS of Iris Xe MAX Graphics in Counter-Strike: Global Offensive is 190% more, than GeForce GT 640.
low / 768p
70−75
60−65
ultra / 1080p
21−24
−
medium / 1080p
45−50
55−60
GeForce GT 640 and Iris Xe MAX Graphics have the same average FPS in Cyberpunk 2077.
low / 768p
70−75
120−130
medium / 768p
50−55
110−120
ultra / 1080p
27−30
100−110
The average gaming FPS of Iris Xe MAX Graphics in Dota 2 is 125% more, than GeForce GT 640.
high / 1080p
3−4
45−50
ultra / 1080p
3−4
40−45
QHD / 1440p
−
27−30
4K / 2160p
2−3
14−16
low / 720p
14−16
80−85
medium / 1080p
4−5
45−50
The average gaming FPS of Iris Xe MAX Graphics in Far Cry 5 is 840% more, than GeForce GT 640.
high / 1080p
10−12
60−65
ultra / 1080p
5−6
45−50
QHD / 1440p
2−3
27−30
4K / 2160p
−
27−30
low / 720p
50−55
180−190
medium / 1080p
16−18
110−120
The average gaming FPS of Iris Xe MAX Graphics in Fortnite is 411% more, than GeForce GT 640.
high / 1080p
6−7
60−65
ultra / 1080p
−
45−50
QHD / 1440p
4−5
30−35
4K / 2160p
2−3
24−27
low / 720p
21−24
100−110
medium / 1080p
9−10
65−70
The average gaming FPS of Iris Xe MAX Graphics in Forza Horizon 4 is 544% more, than GeForce GT 640.
low / 768p
45−50
140−150
medium / 768p
−
120−130
high / 1080p
7−8
70−75
ultra / 1080p
3−4
30−35
QHD / 1440p
0−1
21−24
medium / 720p
40−45
−
The average gaming FPS of Iris Xe MAX Graphics in Grand Theft Auto V is 336% more, than GeForce GT 640.
high / 1080p
2−3
24−27
ultra / 1080p
0−1
20−22
QHD / 1440p
−
16−18
4K / 2160p
0−1
8−9
low / 720p
8−9
65−70
medium / 1080p
4−5
30−35
The average gaming FPS of Iris Xe MAX Graphics in Metro Exodus is 720% more, than GeForce GT 640.
low / 768p
80−85
130−140
ultra / 1080p
70−75
−
medium / 1080p
−
120−130
The average gaming FPS of Iris Xe MAX Graphics in Minecraft is 64% more, than GeForce GT 640.
ultra / 1080p
12−14
14−16
low / 720p
27−30
100−110
medium / 1080p
14−16
18−20
The average gaming FPS of Iris Xe MAX Graphics in PLAYERUNKNOWN'S BATTLEGROUNDS is 155% more, than GeForce GT 640.
high / 1080p
6−7
24−27
ultra / 1080p
4−5
16−18
QHD / 1440p
0−1
10−11
4K / 2160p
−
7−8
low / 720p
7−8
65−70
medium / 1080p
−
35−40
The average gaming FPS of Iris Xe MAX Graphics in Red Dead Redemption 2 is 500% more, than GeForce GT 640.
low / 768p
14−16
130−140
medium / 768p
10−11
85−90
high / 1080p
5−6
45−50
ultra / 1080p
4−5
24−27
4K / 2160p
0−1
16−18
The average gaming FPS of Iris Xe MAX Graphics in The Witcher 3: Wild Hunt is 812% more, than GeForce GT 640.
low / 768p
70−75
90−95
medium / 768p
35−40
60−65
ultra / 1080p
16−18
50−55
high / 768p
30−35
60−65
The average gaming FPS of Iris Xe MAX Graphics in World of Tanks is 71% more, than GeForce GT 640.
Full Specs
GeForce GT 640
Iris Xe MAX Graphics
Architecture
Kepler
Gen. 12 Xe
Code name
GK107
iDG1LPDEV
Type
Desktop
Laptop
Release date
5 June 2012
31 October 2020
Pipelines
384
96
Core clock speed
902 MHz
Boost Clock
1650 MHz
Transistor count
1,270 million
Manufacturing process technology
28 nm
10 nm
Texture fill rate
28.86
Floating-point performance
692.7 gflops
Length
145 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
4266 MHz
Memory bandwidth
28.51 GB/s
Shared memory
-
DirectX
12 (11_0)
DirectX 12.1
Shader Model
5.1
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.126
CUDA
3.0
Bitcoin / BTC (SHA256)
24 Mh/s
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