Iris Plus Graphics 645 vs Radeon RX 540
Find out if it is worth upgrading your current GPU setup by comparing Iris Plus Graphics 645 and Radeon RX 540. 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 Iris Plus Graphics 645 and Radeon RX 540. 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 645 and Radeon RX 540 are Laptop Graphics Cards
Note: Iris Plus Graphics 645 and Radeon RX 540 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 RX 540 here:
Main Specs
Iris Plus Graphics 645
Radeon RX 540
Power consumption (TDP)
15 Watt
65 Watt
Interface
PCIe 3.0 x1
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
Memory type
DDR3/DDR4
GDDR5
Maximum RAM amount
4 GB
Display Connectors
No outputs
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Radeon RX 540 has 333% more power consumption, than Iris Plus Graphics 645.
Iris Plus Graphics 645 is connected by PCIe 3.0 x1, and Radeon RX 540 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 RX 540 - with Polaris.
Iris Plus Graphics 645 and Radeon RX 540 are manufactured by 14 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
14−16
ultra / 1080p
2−3
8−9
QHD / 1440p
0−1
3−4
low / 720p
12−14
30−33
medium / 1080p
5−6
18−20
The average gaming FPS of Radeon RX 540 in Assassin's Creed Odyssey is 200% more, than Iris Plus Graphics 645.
high / 1080p
−
21−24
ultra / 1080p
7−8
20−22
QHD / 1440p
0−1
6−7
4K / 2160p
−
5−6
low / 720p
16−18
45−50
medium / 1080p
8−9
24−27
The average gaming FPS of Radeon RX 540 in Battlefield 5 is 181% more, than Iris Plus Graphics 645.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Iris Plus Graphics 645 and Radeon RX 540 have the same average FPS in Call of Duty: Warzone.
low / 768p
100−110
200−210
medium / 768p
80−85
170−180
ultra / 1080p
35−40
90−95
QHD / 1440p
24−27
50−55
4K / 2160p
−
30−33
high / 768p
60−65
130−140
The average gaming FPS of Radeon RX 540 in Counter-Strike: Global Offensive is 112% more, than Iris Plus Graphics 645.
low / 768p
55−60
55−60
ultra / 1080p
12−14
35−40
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon RX 540 in Cyberpunk 2077 is 20% more, than Iris Plus Graphics 645.
low / 768p
65−70
100−110
medium / 768p
45−50
90−95
ultra / 1080p
21−24
60−65
The average gaming FPS of Radeon RX 540 in Dota 2 is 91% more, than Iris Plus Graphics 645.
high / 1080p
5−6
16−18
ultra / 1080p
5−6
14−16
4K / 2160p
3−4
6−7
low / 720p
12−14
35−40
medium / 1080p
5−6
18−20
The average gaming FPS of Radeon RX 540 in Far Cry 5 is 216% more, than Iris Plus Graphics 645.
high / 1080p
12−14
24−27
ultra / 1080p
8−9
18−20
QHD / 1440p
−
16−18
low / 720p
45−50
95−100
medium / 1080p
12−14
50−55
The average gaming FPS of Radeon RX 540 in Fortnite is 140% more, than Iris Plus Graphics 645.
high / 1080p
8−9
24−27
ultra / 1080p
−
18−20
QHD / 1440p
0−1
8−9
low / 720p
16−18
50−55
medium / 1080p
9−10
27−30
The average gaming FPS of Radeon RX 540 in Forza Horizon 4 is 218% more, than Iris Plus Graphics 645.
low / 768p
40−45
80−85
medium / 768p
35−40
70−75
high / 1080p
7−8
27−30
ultra / 1080p
5−6
12−14
QHD / 1440p
0−1
2−3
The average gaming FPS of Radeon RX 540 in Grand Theft Auto V is 113% more, than Iris Plus Graphics 645.
high / 1080p
3−4
9−10
ultra / 1080p
2−3
7−8
4K / 2160p
0−1
2−3
low / 720p
7−8
27−30
medium / 1080p
4−5
12−14
The average gaming FPS of Radeon RX 540 in Metro Exodus is 250% more, than Iris Plus Graphics 645.
low / 768p
85−90
110−120
high / 1080p
80−85
−
ultra / 1080p
70−75
100−110
medium / 1080p
−
100−110
The average gaming FPS of Radeon RX 540 in Minecraft is 37% more, than Iris Plus Graphics 645.
high / 1080p
16−18
21−24
ultra / 1080p
14−16
16−18
low / 720p
24−27
55−60
medium / 1080p
16−18
24−27
The average gaming FPS of Radeon RX 540 in PLAYERUNKNOWN'S BATTLEGROUNDS is 66% more, than Iris Plus Graphics 645.
high / 1080p
−
14−16
ultra / 1080p
7−8
9−10
QHD / 1440p
0−1
0−1
low / 720p
7−8
27−30
medium / 1080p
−
16−18
The average gaming FPS of Radeon RX 540 in Red Dead Redemption 2 is 171% more, than Iris Plus Graphics 645.
low / 768p
16−18
50−55
medium / 768p
12−14
30−35
high / 1080p
6−7
18−20
ultra / 1080p
5−6
10−11
4K / 2160p
−
8−9
The average gaming FPS of Radeon RX 540 in The Witcher 3: Wild Hunt is 180% more, than Iris Plus Graphics 645.
low / 768p
80−85
100−105
medium / 768p
35−40
60−65
ultra / 1080p
14−16
30−35
high / 768p
30−33
50−55
The average gaming FPS of Radeon RX 540 in World of Tanks is 51% more, than Iris Plus Graphics 645.
Full Specs
Iris Plus Graphics 645
Radeon RX 540
Architecture
Gen. 9.5 Coffee Lake
Polaris
Code name
Kaby Lake GT3e
Polaris 12
Type
Laptop
Laptop
Release date
10 July 2019
21 March 2017
Pipelines
48
512
Core clock speed
300 MHz
Boost Clock
1150 MHz
1219 MHz
Transistor count
1,500 million
Manufacturing process technology
14 nm
14 nm
Texture fill rate
50.40
39.01
Floating-point performance
1,248 gflops
Memory bus width
128 Bit
Memory clock speed
6000 MHz
Memory bandwidth
96 GB/s
Shared memory
+
-
DirectX
12 (12_1)
12.0
Shader Model
6.4
5.0
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.1.103
FreeSync
+
Laptop size
large
Quick Sync
+
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