Iris Plus Graphics 645 vs Radeon R9 M395X
When choosing between Iris Plus Graphics 645 and Radeon R9 M395X, 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 645 and Radeon R9 M395X.
Iris Plus Graphics 645 and Radeon R9 M395X are Laptop Graphics Cards
Note: Iris Plus Graphics 645 and Radeon R9 M395X 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 645 or Radeon R9 M395X here:
Main Specs
Iris Plus Graphics 645
Radeon R9 M395X
Power consumption (TDP)
15 Watt
250 Watt
Interface
PCIe 3.0 x1
PCIe 3.0 x16
Supplementary power connectors
None
Memory type
DDR3/DDR4
GDDR5
Maximum RAM amount
4 GB
Display Connectors
No outputs
No outputs
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Radeon R9 M395X has 1566% more power consumption, than Iris Plus Graphics 645.
Iris Plus Graphics 645 is connected by PCIe 3.0 x1, and Radeon R9 M395X uses PCIe 3.0 x16 interface.
Both cards are used in Laptops.
Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Radeon R9 M395X - with GCN 3.
Core clock speed of Radeon R9 M395X is 423 MHz higher, than Iris Plus Graphics 645.
Iris Plus Graphics 645 is manufactured by 14 nm process technology, and Radeon R9 M395X - 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
4−5
24−27
ultra / 1080p
2−3
14−16
QHD / 1440p
0−1
9−10
4K / 2160p
−
6−7
low / 720p
12−14
45−50
medium / 1080p
5−6
30−35
The average gaming FPS of Radeon R9 M395X in Assassin's Creed Odyssey is 400% more, than Iris Plus Graphics 645.
high / 1080p
−
35−40
ultra / 1080p
7−8
30−35
QHD / 1440p
0−1
18−20
4K / 2160p
−
10−11
low / 720p
16−18
80−85
medium / 1080p
8−9
40−45
The average gaming FPS of Radeon R9 M395X in Battlefield 5 is 372% more, than Iris Plus Graphics 645.
low / 768p
45−50
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon R9 M395X in Call of Duty: Warzone is 10% more, than Iris Plus Graphics 645.
low / 768p
100−110
240−250
medium / 768p
80−85
210−220
ultra / 1080p
35−40
130−140
QHD / 1440p
24−27
100−110
4K / 2160p
−
60−65
high / 768p
60−65
180−190
The average gaming FPS of Radeon R9 M395X in Counter-Strike: Global Offensive is 185% more, than Iris Plus Graphics 645.
low / 768p
55−60
60−65
ultra / 1080p
12−14
−
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon R9 M395X in Cyberpunk 2077 is 15% more, than Iris Plus Graphics 645.
low / 768p
65−70
120−130
medium / 768p
45−50
110−120
ultra / 1080p
21−24
85−90
The average gaming FPS of Radeon R9 M395X in Dota 2 is 142% more, than Iris Plus Graphics 645.
high / 1080p
5−6
30−35
ultra / 1080p
5−6
27−30
QHD / 1440p
−
21−24
4K / 2160p
3−4
10−11
low / 720p
12−14
60−65
medium / 1080p
5−6
30−35
The average gaming FPS of Radeon R9 M395X in Far Cry 5 is 450% more, than Iris Plus Graphics 645.
high / 1080p
12−14
35−40
ultra / 1080p
8−9
30−35
QHD / 1440p
−
18−20
low / 720p
45−50
140−150
medium / 1080p
12−14
85−90
The average gaming FPS of Radeon R9 M395X in Fortnite is 275% more, than Iris Plus Graphics 645.
high / 1080p
8−9
40−45
ultra / 1080p
−
30−35
QHD / 1440p
0−1
18−20
4K / 2160p
−
16−18
low / 720p
16−18
80−85
medium / 1080p
9−10
45−50
The average gaming FPS of Radeon R9 M395X in Forza Horizon 4 is 418% more, than Iris Plus Graphics 645.
low / 768p
40−45
110−120
medium / 768p
35−40
100−110
high / 1080p
7−8
50−55
ultra / 1080p
5−6
21−24
QHD / 1440p
0−1
10−12
The average gaming FPS of Radeon R9 M395X in Grand Theft Auto V is 217% more, than Iris Plus Graphics 645.
high / 1080p
3−4
16−18
ultra / 1080p
2−3
12−14
QHD / 1440p
−
12−14
4K / 2160p
0−1
4−5
low / 720p
7−8
45−50
medium / 1080p
4−5
21−24
The average gaming FPS of Radeon R9 M395X in Metro Exodus is 525% more, than Iris Plus Graphics 645.
low / 768p
85−90
120−130
high / 1080p
80−85
−
ultra / 1080p
70−75
−
medium / 1080p
−
110−120
The average gaming FPS of Radeon R9 M395X in Minecraft is 43% more, than Iris Plus Graphics 645.
high / 1080p
16−18
−
ultra / 1080p
14−16
14−16
low / 720p
24−27
80−85
medium / 1080p
16−18
18−20
The average gaming FPS of Radeon R9 M395X in PLAYERUNKNOWN'S BATTLEGROUNDS is 100% more, than Iris Plus Graphics 645.
high / 1080p
−
18−20
ultra / 1080p
7−8
12−14
QHD / 1440p
0−1
4−5
4K / 2160p
−
3−4
low / 720p
7−8
45−50
medium / 1080p
−
24−27
The average gaming FPS of Radeon R9 M395X in Red Dead Redemption 2 is 328% more, than Iris Plus Graphics 645.
low / 768p
16−18
90−95
medium / 768p
12−14
55−60
high / 1080p
6−7
30−35
ultra / 1080p
5−6
16−18
4K / 2160p
−
10−11
The average gaming FPS of Radeon R9 M395X in The Witcher 3: Wild Hunt is 390% more, than Iris Plus Graphics 645.
low / 768p
80−85
90−95
medium / 768p
35−40
60−65
ultra / 1080p
14−16
45−50
high / 768p
30−33
55−60
The average gaming FPS of Radeon R9 M395X in World of Tanks is 58% more, than Iris Plus Graphics 645.
Full Specs
Iris Plus Graphics 645
Radeon R9 M395X
Architecture
Gen. 9.5 Coffee Lake
GCN 3
Code name
Kaby Lake GT3e
Amethyst XT
Type
Laptop
Laptop
Release date
10 July 2019
16 October 2014
Pipelines
48
2048
Core clock speed
300 MHz
723 MHz
Boost Clock
1150 MHz
Transistor count
5,000 million
Manufacturing process technology
14 nm
28 nm
Texture fill rate
50.40
92.54
Floating-point performance
2,961 gflops
Memory bus width
256 Bit
Memory clock speed
1250 MHz
Memory bandwidth
160.0 GB/s
Shared memory
+
-
DirectX
12 (12_1)
Shader Model
6.4
6.3
OpenGL
4.6
4.4
OpenCL
2.1
Not Listed
Vulkan
1.1.103
FreeSync
+
Bus support
PCIe 3.0
Bitcoin / BTC (SHA256)
413 Mh/s
Laptop size
large
Eyefinity
+
HD3D
+
PowerTune
+
DualGraphics
+
TrueAudio
+
ZeroCore
+
Switchable graphics
+
Mantle
+
Quick Sync
+
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