GeForce GT 640 vs Iris Plus Graphics G4 Ice Lake 48 EU
Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640 and Iris Plus Graphics G4 Ice Lake 48 EU. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 640 and Iris Plus Graphics G4 Ice Lake 48 EU. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
Iris Plus Graphics G4 Ice Lake 48 EU is a Laptop Graphics Card
Note: Iris Plus Graphics G4 Ice Lake 48 EU 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 Plus Graphics G4 Ice Lake 48 EU here:
Main Specs
GeForce GT 640
Iris Plus Graphics G4 Ice Lake 48 EU
Power consumption (TDP)
65 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
None
Memory type
DDR3
DDR4
Maximum RAM amount
2 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
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GeForce GT 640 is used in Desktops, and Iris Plus Graphics G4 Ice Lake 48 EU - in Laptops.
GeForce GT 640 is build with Kepler architecture, and Iris Plus Graphics G4 Ice Lake 48 EU - with Gen. 11 Ice Lake.
Core clock speed of GeForce GT 640 is 602 MHz higher, than Iris Plus Graphics G4 Ice Lake 48 EU.
GeForce GT 640 is manufactured by 28 nm process technology, and Iris Plus Graphics G4 Ice Lake 48 EU - by 10 nm process technology.
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
9−10
ultra / 1080p
1−2
5−6
QHD / 1440p
0−1
0−1
low / 720p
14−16
21−24
medium / 1080p
5−6
10−12
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Assassin's Creed Odyssey is 100% more, than GeForce GT 640.
high / 1080p
7−8
14−16
ultra / 1080p
5−6
12−14
QHD / 1440p
0−1
0−1
low / 720p
20−22
30−35
medium / 1080p
7−8
16−18
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Battlefield 5 is 90% more, than GeForce GT 640.
low / 768p
50−55
45−50
high / 1080p
35−40
−
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GT 640 in Call of Duty: Warzone is 10% more, than Iris Plus Graphics G4 Ice Lake 48 EU.
low / 768p
110−120
160−170
medium / 768p
90−95
130−140
ultra / 1080p
45−50
65−70
QHD / 1440p
24−27
35−40
4K / 2160p
18−20
27−30
high / 768p
65−70
100−110
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Counter-Strike: Global Offensive is 45% more, than GeForce GT 640.
low / 768p
70−75
55−60
ultra / 1080p
21−24
24−27
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GT 640 in Cyberpunk 2077 is 9% more, than Iris Plus Graphics G4 Ice Lake 48 EU.
low / 768p
70−75
90−95
medium / 768p
50−55
70−75
ultra / 1080p
27−30
40−45
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Dota 2 is 35% more, than GeForce GT 640.
high / 1080p
3−4
10−12
ultra / 1080p
3−4
10−11
4K / 2160p
2−3
4−5
low / 720p
14−16
24−27
medium / 1080p
4−5
12−14
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Far Cry 5 is 140% more, than GeForce GT 640.
high / 1080p
10−12
18−20
ultra / 1080p
5−6
12−14
QHD / 1440p
2−3
−
low / 720p
50−55
70−75
medium / 1080p
16−18
30−35
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Fortnite is 61% more, than GeForce GT 640.
high / 1080p
6−7
16−18
ultra / 1080p
−
14−16
QHD / 1440p
4−5
3−4
4K / 2160p
2−3
−
low / 720p
21−24
30−35
medium / 1080p
9−10
18−20
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Forza Horizon 4 is 80% more, than GeForce GT 640.
low / 768p
45−50
60−65
medium / 768p
−
55−60
high / 1080p
7−8
18−20
ultra / 1080p
3−4
8−9
QHD / 1440p
0−1
0−1
medium / 720p
40−45
−
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Grand Theft Auto V is 57% more, than GeForce GT 640.
high / 1080p
2−3
6−7
ultra / 1080p
0−1
4−5
4K / 2160p
0−1
1−2
low / 720p
8−9
18−20
medium / 1080p
4−5
8−9
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Metro Exodus is 120% more, than GeForce GT 640.
low / 768p
80−85
100−110
high / 1080p
−
95−100
ultra / 1080p
70−75
85−90
medium / 1080p
−
95−100
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Minecraft is 24% more, than GeForce GT 640.
high / 1080p
−
18−20
ultra / 1080p
12−14
14−16
low / 720p
27−30
40−45
medium / 1080p
14−16
18−20
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in PLAYERUNKNOWN'S BATTLEGROUNDS is 38% more, than GeForce GT 640.
high / 1080p
6−7
12−14
ultra / 1080p
4−5
8−9
QHD / 1440p
0−1
0−1
low / 720p
7−8
16−18
medium / 1080p
−
12−14
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Red Dead Redemption 2 is 100% more, than GeForce GT 640.
low / 768p
14−16
30−35
medium / 768p
10−11
21−24
high / 1080p
5−6
12−14
ultra / 1080p
4−5
7−8
4K / 2160p
0−1
7−8
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in The Witcher 3: Wild Hunt is 125% more, than GeForce GT 640.
low / 768p
70−75
90−95
medium / 768p
35−40
50−55
ultra / 1080p
16−18
24−27
high / 768p
30−35
40−45
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in World of Tanks is 35% more, than GeForce GT 640.
Full Specs
GeForce GT 640
Iris Plus Graphics G4 Ice Lake 48 EU
Architecture
Kepler
Gen. 11 Ice Lake
Code name
GK107
Ice Lake G4 Gen. 11
Type
Desktop
Laptop
Release date
5 June 2012
28 May 2019
Pipelines
384
48
Core clock speed
902 MHz
300 MHz
Boost Clock
1100 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
Memory clock speed
1782 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
Quick Sync
+
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