Iris Plus Graphics 645 vs Radeon 520
When choosing between Iris Plus Graphics 645 and Radeon 520, 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 520.
Iris Plus Graphics 645 and Radeon 520 are Laptop Graphics Cards
Note: Iris Plus Graphics 645 and Radeon 520 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 520 here:
Main Specs
Iris Plus Graphics 645
Radeon 520
Power consumption (TDP)
15 Watt
50 Watt
Interface
PCIe 3.0 x1
PCIe 3.0 x8
Supplementary power connectors
None
Memory type
DDR3/DDR4
DDR3, GDDR5
Maximum RAM amount
2 GB
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
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Radeon 520 has 233% more power consumption, than Iris Plus Graphics 645.
Iris Plus Graphics 645 is connected by PCIe 3.0 x1, and Radeon 520 uses PCIe 3.0 x8 interface.
Both cards are used in Laptops.
Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Radeon 520 - with GCN 1.0.
Core clock speed of Radeon 520 is 730 MHz higher, than Iris Plus Graphics 645.
Iris Plus Graphics 645 is manufactured by 14 nm process technology, and Radeon 520 - 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
0−1
ultra / 1080p
2−3
−
QHD / 1440p
0−1
0−1
low / 720p
12−14
1−2
medium / 1080p
5−6
0−1
The average gaming FPS of Iris Plus Graphics 645 in Assassin's Creed Odyssey is 1200% more, than Radeon 520.
ultra / 1080p
7−8
−
QHD / 1440p
0−1
0−1
low / 720p
16−18
0−1
medium / 1080p
8−9
−
low / 768p
45−50
50−55
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon 520 in Call of Duty: Warzone is 6% more, than Iris Plus Graphics 645.
low / 768p
100−110
55−60
medium / 768p
80−85
30−33
ultra / 1080p
35−40
6−7
QHD / 1440p
24−27
−
high / 768p
60−65
18−20
The average gaming FPS of Iris Plus Graphics 645 in Counter-Strike: Global Offensive is 153% more, than Radeon 520.
low / 768p
55−60
70−75
ultra / 1080p
12−14
0−1
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon 520 in Cyberpunk 2077 is 15% more, than Iris Plus Graphics 645.
low / 768p
65−70
45−50
medium / 768p
45−50
10−11
ultra / 1080p
21−24
0−1
The average gaming FPS of Iris Plus Graphics 645 in Dota 2 is 96% more, than Radeon 520.
high / 1080p
5−6
−
ultra / 1080p
5−6
−
4K / 2160p
3−4
−
low / 720p
12−14
0−1
medium / 1080p
5−6
−
high / 1080p
12−14
−
ultra / 1080p
8−9
−
low / 720p
45−50
21−24
medium / 1080p
12−14
0−1
The average gaming FPS of Iris Plus Graphics 645 in Fortnite is 113% more, than Radeon 520.
high / 1080p
8−9
0−1
QHD / 1440p
0−1
0−1
low / 720p
16−18
0−1
medium / 1080p
9−10
0−1
low / 768p
40−45
18−20
medium / 768p
35−40
−
high / 1080p
7−8
0−1
ultra / 1080p
5−6
−
QHD / 1440p
0−1
0−1
medium / 720p
−
12−14
The average gaming FPS of Iris Plus Graphics 645 in Grand Theft Auto V is 121% more, than Radeon 520.
high / 1080p
3−4
−
ultra / 1080p
2−3
−
4K / 2160p
0−1
−
low / 720p
7−8
0−1
medium / 1080p
4−5
−
low / 768p
85−90
75−80
high / 1080p
80−85
27−30
ultra / 1080p
70−75
−
The average gaming FPS of Iris Plus Graphics 645 in Minecraft is 60% more, than Radeon 520.
high / 1080p
16−18
−
ultra / 1080p
14−16
−
low / 720p
24−27
10−11
medium / 1080p
16−18
10−11
The average gaming FPS of Iris Plus Graphics 645 in PLAYERUNKNOWN'S BATTLEGROUNDS is 110% more, than Radeon 520.
ultra / 1080p
7−8
−
QHD / 1440p
0−1
−
low / 720p
7−8
0−1
low / 768p
16−18
0−1
medium / 768p
12−14
−
high / 1080p
6−7
−
ultra / 1080p
5−6
−
low / 768p
80−85
45−50
medium / 768p
35−40
14−16
ultra / 1080p
14−16
0−1
high / 768p
30−33
12−14
The average gaming FPS of Iris Plus Graphics 645 in World of Tanks is 100% more, than Radeon 520.
Full Specs
Iris Plus Graphics 645
Radeon 520
Architecture
Gen. 9.5 Coffee Lake
GCN 1.0
Code name
Kaby Lake GT3e
Oland
Type
Laptop
Laptop
Release date
10 July 2019
21 March 2017
Pipelines
48
320
Core clock speed
300 MHz
1030 MHz
Boost Clock
1150 MHz
Transistor count
1,040 million
Manufacturing process technology
14 nm
28 nm
Texture fill rate
50.40
20.60
Floating-point performance
659.2 gflops
Memory bus width
64 Bit
Memory clock speed
2250 MHz
Memory bandwidth
16 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
+
Quick Sync
+
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