Iris Plus Graphics 640 vs Radeon HD 6740G2
When choosing between Iris Plus Graphics 640 and Radeon HD 6740G2, 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 Iris Plus Graphics 640 and Radeon HD 6740G2.
Iris Plus Graphics 640 and Radeon HD 6740G2 are Laptop Graphics Cards
Note: Iris Plus Graphics 640 and Radeon HD 6740G2 are only used in laptop graphics. They have 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 640 or Radeon HD 6740G2 here:
Main Specs
Iris Plus Graphics 640
Radeon HD 6740G2
Power consumption (TDP)
15 Watt
Interface
PCIe 3.0 x1
Memory type
DDR3L/LPDDR3/DDR4
Maximum RAM amount
32 GB
Display Connectors
No outputs
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Both cards are used in Laptops.
Iris Plus Graphics 640 is build with Gen. 9.5 Kaby Lake architecture, and Radeon HD 6740G2 - with Terascale 2.
Iris Plus Graphics 640 is manufactured by 14 nm process technology, and Radeon HD 6740G2 - by 40 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
6−7
0−1
ultra / 1080p
4−5
0−1
QHD / 1440p
0−1
0−1
low / 720p
16−18
10−12
medium / 1080p
8−9
2−3
The average gaming FPS of Iris Plus Graphics 640 in Assassin's Creed Odyssey is 100% more, than Radeon HD 6740G2.
high / 1080p
12−14
−
ultra / 1080p
10−11
3−4
QHD / 1440p
0−1
0−1
low / 720p
24−27
12−14
medium / 1080p
12−14
4−5
The average gaming FPS of Iris Plus Graphics 640 in Battlefield 5 is 128% more, than Radeon HD 6740G2.
low / 768p
45−50
50−55
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 6740G2 in Call of Duty: Warzone is 6% more, than Iris Plus Graphics 640.
low / 768p
130−140
110−120
medium / 768p
110−120
85−90
ultra / 1080p
50−55
35−40
QHD / 1440p
27−30
−
4K / 2160p
27−30
10−11
high / 768p
80−85
60−65
The average gaming FPS of Iris Plus Graphics 640 in Counter-Strike: Global Offensive is 32% more, than Radeon HD 6740G2.
low / 768p
55−60
70−75
ultra / 1080p
18−20
12−14
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6740G2 in Cyberpunk 2077 is 7% more, than Iris Plus Graphics 640.
low / 768p
80−85
70−75
medium / 768p
55−60
40−45
ultra / 1080p
30−35
18−20
The average gaming FPS of Iris Plus Graphics 640 in Dota 2 is 29% more, than Radeon HD 6740G2.
high / 1080p
8−9
2−3
ultra / 1080p
7−8
2−3
4K / 2160p
3−4
0−1
low / 720p
18−20
9−10
medium / 1080p
8−9
3−4
The average gaming FPS of Iris Plus Graphics 640 in Far Cry 5 is 150% more, than Radeon HD 6740G2.
high / 1080p
14−16
−
ultra / 1080p
10−11
5−6
QHD / 1440p
−
1−2
low / 720p
60−65
45−50
medium / 1080p
21−24
7−8
The average gaming FPS of Iris Plus Graphics 640 in Fortnite is 55% more, than Radeon HD 6740G2.
high / 1080p
12−14
2−3
ultra / 1080p
10−12
−
QHD / 1440p
1−2
0−1
low / 720p
24−27
14−16
medium / 1080p
14−16
5−6
The average gaming FPS of Iris Plus Graphics 640 in Forza Horizon 4 is 142% more, than Radeon HD 6740G2.
low / 768p
50−55
40−45
medium / 768p
45−50
−
high / 1080p
12−14
3−4
ultra / 1080p
6−7
2−3
QHD / 1440p
0−1
0−1
medium / 720p
−
35−40
The average gaming FPS of Iris Plus Graphics 640 in Grand Theft Auto V is 50% more, than Radeon HD 6740G2.
high / 1080p
4−5
1−2
ultra / 1080p
3−4
0−1
4K / 2160p
0−1
0−1
low / 720p
12−14
2−3
medium / 1080p
6−7
2−3
The average gaming FPS of Iris Plus Graphics 640 in Metro Exodus is 300% more, than Radeon HD 6740G2.
low / 768p
95−100
85−90
high / 1080p
90−95
55−60
ultra / 1080p
80−85
−
medium / 1080p
90−95
−
The average gaming FPS of Iris Plus Graphics 640 in Minecraft is 31% more, than Radeon HD 6740G2.
high / 1080p
16−18
14−16
ultra / 1080p
14−16
12−14
low / 720p
30−35
24−27
medium / 1080p
18−20
14−16
The average gaming FPS of Iris Plus Graphics 640 in PLAYERUNKNOWN'S BATTLEGROUNDS is 17% more, than Radeon HD 6740G2.
ultra / 1080p
7−8
3−4
QHD / 1440p
0−1
0−1
low / 720p
12−14
4−5
medium / 1080p
10−12
−
The average gaming FPS of Iris Plus Graphics 640 in Red Dead Redemption 2 is 150% more, than Radeon HD 6740G2.
low / 768p
24−27
7−8
medium / 768p
16−18
6−7
high / 1080p
9−10
3−4
ultra / 1080p
6−7
−
4K / 2160p
6−7
0−1
The average gaming FPS of Iris Plus Graphics 640 in The Witcher 3: Wild Hunt is 240% more, than Radeon HD 6740G2.
low / 768p
85−90
70−75
medium / 768p
45−50
35−40
ultra / 1080p
18−20
12−14
high / 768p
35−40
30−33
The average gaming FPS of Iris Plus Graphics 640 in World of Tanks is 23% more, than Radeon HD 6740G2.
Full Specs
Iris Plus Graphics 640
Radeon HD 6740G2
Architecture
Gen. 9.5 Kaby Lake
Terascale 2
Code name
Kaby Lake GT3e
Type
Laptop
Laptop
Release date
3 January 2017
14 June 2011
Pipelines
48
880
Core clock speed
300 MHz
Boost Clock
1050 MHz
Transistor count
189 million
Manufacturing process technology
14 nm
40 nm
Texture fill rate
52.80
Memory bus width
64/128 Bit
Shared memory
+
-
DirectX
12 (12_1)
DirectX 11, Shader 5.0
Shader Model
6.4
OpenGL
4.6
OpenCL
2.1
Vulkan
1.1.103
Laptop size
medium sized
Quick Sync
+
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