Iris Plus Graphics 655 vs Radeon R7 M340
When choosing between Iris Plus Graphics 655 and Radeon R7 M340, 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 655 and Radeon R7 M340.
Iris Plus Graphics 655 and Radeon R7 M340 are Laptop Graphics Cards
Note: Iris Plus Graphics 655 and Radeon R7 M340 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 655 or Radeon R7 M340 here:
Main Specs
Iris Plus Graphics 655
Radeon R7 M340
Power consumption (TDP)
15 Watt
Interface
PCIe 3.0 x1
PCIe 3.0 x8
Supplementary power connectors
None
Memory type
DDR3/DDR4
DDR3
Maximum RAM amount
4 GB
Display Connectors
No outputs
No outputs
Check Price
Check Price
Iris Plus Graphics 655 is connected by PCIe 3.0 x1, and Radeon R7 M340 uses PCIe 3.0 x8 interface.
Both cards are used in Laptops.
Iris Plus Graphics 655 is build with Gen. 9.5 Kaby Lake architecture, and Radeon R7 M340 - with GCN.
Core clock speed of Radeon R7 M340 is 721 MHz higher, than Iris Plus Graphics 655.
Iris Plus Graphics 655 is manufactured by 14 nm process technology, and Radeon R7 M340 - by 28 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
12−14
0−1
ultra / 1080p
7−8
−
QHD / 1440p
2−3
0−1
low / 720p
27−30
1−2
medium / 1080p
16−18
0−1
The average gaming FPS of Iris Plus Graphics 655 in Assassin's Creed Odyssey is 2700% more, than Radeon R7 M340.
high / 1080p
21−24
−
ultra / 1080p
18−20
−
QHD / 1440p
4−5
0−1
low / 720p
45−50
0−1
medium / 1080p
21−24
−
low / 768p
45−50
50−55
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon R7 M340 in Call of Duty: Warzone is 10% more, than Iris Plus Graphics 655.
low / 768p
190−200
60−65
medium / 768p
160−170
27−30
ultra / 1080p
85−90
7−8
QHD / 1440p
45−50
−
4K / 2160p
30−33
−
high / 768p
120−130
16−18
The average gaming FPS of Iris Plus Graphics 655 in Counter-Strike: Global Offensive is 410% more, than Radeon R7 M340.
low / 768p
55−60
70−75
ultra / 1080p
35−40
0−1
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon R7 M340 in Cyberpunk 2077 is 15% more, than Iris Plus Graphics 655.
low / 768p
100−110
45−50
medium / 768p
85−90
10−11
ultra / 1080p
55−60
0−1
The average gaming FPS of Iris Plus Graphics 655 in Dota 2 is 231% more, than Radeon R7 M340.
high / 1080p
14−16
−
ultra / 1080p
14−16
−
4K / 2160p
5−6
−
low / 720p
30−35
0−1
medium / 1080p
16−18
−
high / 1080p
21−24
−
ultra / 1080p
16−18
−
QHD / 1440p
16−18
−
low / 720p
85−90
21−24
medium / 1080p
45−50
0−1
The average gaming FPS of Iris Plus Graphics 655 in Fortnite is 295% more, than Radeon R7 M340.
high / 1080p
21−24
0−1
ultra / 1080p
16−18
−
QHD / 1440p
7−8
0−1
low / 720p
45−50
0−1
medium / 1080p
24−27
0−1
low / 768p
75−80
18−20
medium / 768p
65−70
−
high / 1080p
24−27
0−1
ultra / 1080p
10−11
−
QHD / 1440p
1−2
0−1
medium / 720p
−
12−14
The average gaming FPS of Iris Plus Graphics 655 in Grand Theft Auto V is 305% more, than Radeon R7 M340.
high / 1080p
8−9
−
ultra / 1080p
6−7
−
4K / 2160p
2−3
−
low / 720p
24−27
0−1
medium / 1080p
10−12
−
low / 768p
100−110
75−80
high / 1080p
−
27−30
ultra / 1080p
95−100
−
medium / 1080p
100−110
−
The average gaming FPS of Iris Plus Graphics 655 in Minecraft is 36% more, than Radeon R7 M340.
high / 1080p
21−24
−
ultra / 1080p
16−18
−
low / 720p
50−55
8−9
medium / 1080p
21−24
−
The average gaming FPS of Iris Plus Graphics 655 in PLAYERUNKNOWN'S BATTLEGROUNDS is 550% more, than Radeon R7 M340.
high / 1080p
12−14
−
ultra / 1080p
9−10
−
QHD / 1440p
0−1
−
low / 720p
24−27
0−1
medium / 1080p
14−16
−
low / 768p
45−50
0−1
medium / 768p
27−30
−
high / 1080p
16−18
−
ultra / 1080p
9−10
−
4K / 2160p
7−8
−
low / 768p
95−100
45−50
medium / 768p
55−60
14−16
ultra / 1080p
30−35
0−1
high / 768p
50−55
12−14
The average gaming FPS of Iris Plus Graphics 655 in World of Tanks is 176% more, than Radeon R7 M340.
Full Specs
Iris Plus Graphics 655
Radeon R7 M340
Architecture
Gen. 9.5 Kaby Lake
GCN
Code name
Kaby Lake GT3e
Meso Pro DDR3
Type
Laptop
Laptop
Release date
1 September 2017
16 June 2015
Pipelines
48
320
Core clock speed
300 MHz
1021 MHz
Boost Clock
1200 MHz
1021 MHz
Transistor count
189 million
950 million
Manufacturing process technology
14 nm
28 nm
Texture fill rate
50.40
17.16
Floating-point performance
549.1 gflops
Memory bus width
128 Bit
Memory clock speed
1000 MHz
Memory bandwidth
16 GB/s
Shared memory
+
-
DirectX
12 (12_1)
Shader Model
6.4
5.1
OpenGL
4.6
4.4
OpenCL
2.1
Not Listed
Vulkan
1.1.103
+
FreeSync
+
Bus support
PCIe 3.0
Bitcoin / BTC (SHA256)
74 Mh/s
Eyefinity
+
HD3D
+
PowerTune
+
DualGraphics
+
ZeroCore
+
Switchable graphics
+
Mantle
+
Quick Sync
+
Compute units
6
Check Price
Check Price