Iris Plus Graphics 645 vs Radeon RX Vega 6
If you are going to buy a new graphics card and are choosing between Iris Plus Graphics 645 and Radeon RX Vega 6, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Iris Plus Graphics 645 stacks up against Radeon RX Vega 6, check out specs charts below.
Iris Plus Graphics 645 and Radeon RX Vega 6 are Laptop Graphics Cards
Note: Iris Plus Graphics 645 and Radeon RX Vega 6 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 Vega 6 here:
Main Specs
Iris Plus Graphics 645
Radeon RX Vega 6
Power consumption (TDP)
15 Watt
Interface
PCIe 3.0 x1
Memory type
DDR3/DDR4
Display Connectors
No outputs
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Both cards are used in Laptops.
Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Radeon RX Vega 6 - with Vega.
Iris Plus Graphics 645 and Radeon RX Vega 6 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
3−4
ultra / 1080p
2−3
1−2
QHD / 1440p
0−1
0−1
low / 720p
12−14
14−16
medium / 1080p
5−6
5−6
Iris Plus Graphics 645 and Radeon RX Vega 6 have the same average FPS in Assassin's Creed Odyssey.
ultra / 1080p
7−8
6−7
QHD / 1440p
0−1
0−1
low / 720p
16−18
18−20
medium / 1080p
8−9
7−8
Iris Plus Graphics 645 and Radeon RX Vega 6 have the same average FPS in Battlefield 5.
low / 768p
45−50
50−55
high / 1080p
45−50
40−45
QHD / 1440p
0−1
0−1
Iris Plus Graphics 645 and Radeon RX Vega 6 have the same average FPS in Call of Duty: Warzone.
low / 768p
100−110
120−130
medium / 768p
80−85
100−105
ultra / 1080p
35−40
45−50
QHD / 1440p
24−27
24−27
4K / 2160p
−
18−20
high / 768p
60−65
70−75
The average gaming FPS of Radeon RX Vega 6 in Counter-Strike: Global Offensive is 19% more, than Iris Plus Graphics 645.
low / 768p
55−60
60−65
ultra / 1080p
12−14
21−24
medium / 1080p
45−50
40−45
The average gaming FPS of Radeon RX Vega 6 in Cyberpunk 2077 is 7% more, than Iris Plus Graphics 645.
low / 768p
65−70
75−80
medium / 768p
45−50
55−60
ultra / 1080p
21−24
24−27
The average gaming FPS of Radeon RX Vega 6 in Dota 2 is 17% more, than Iris Plus Graphics 645.
high / 1080p
5−6
4−5
ultra / 1080p
5−6
3−4
4K / 2160p
3−4
2−3
low / 720p
12−14
14−16
medium / 1080p
5−6
5−6
Iris Plus Graphics 645 and Radeon RX Vega 6 have the same average FPS in Far Cry 5.
high / 1080p
12−14
10−12
ultra / 1080p
8−9
6−7
QHD / 1440p
−
4−5
low / 720p
45−50
55−60
medium / 1080p
12−14
14−16
The average gaming FPS of Radeon RX Vega 6 in Fortnite is 10% more, than Iris Plus Graphics 645.
high / 1080p
8−9
8−9
ultra / 1080p
−
7−8
QHD / 1440p
0−1
3−4
4K / 2160p
−
3−4
low / 720p
16−18
21−24
medium / 1080p
9−10
10−11
The average gaming FPS of Radeon RX Vega 6 in Forza Horizon 4 is 18% more, than Iris Plus Graphics 645.
low / 768p
40−45
50−55
medium / 768p
35−40
40−45
high / 1080p
7−8
8−9
ultra / 1080p
5−6
3−4
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon RX Vega 6 in Grand Theft Auto V is 13% more, than Iris Plus Graphics 645.
high / 1080p
3−4
2−3
ultra / 1080p
2−3
1−2
4K / 2160p
0−1
0−1
low / 720p
7−8
8−9
medium / 1080p
4−5
4−5
Iris Plus Graphics 645 and Radeon RX Vega 6 have the same average FPS in Metro Exodus.
low / 768p
85−90
90−95
high / 1080p
80−85
85−90
ultra / 1080p
70−75
80−85
The average gaming FPS of Radeon RX Vega 6 in Minecraft is 8% more, than Iris Plus Graphics 645.
high / 1080p
16−18
−
ultra / 1080p
14−16
12−14
low / 720p
24−27
27−30
medium / 1080p
16−18
14−16
The average gaming FPS of Iris Plus Graphics 645 in PLAYERUNKNOWN'S BATTLEGROUNDS is 5% more, than Radeon RX Vega 6.
ultra / 1080p
7−8
6−7
QHD / 1440p
0−1
−
low / 720p
7−8
7−8
Iris Plus Graphics 645 and Radeon RX Vega 6 have the same average FPS in Red Dead Redemption 2.
low / 768p
16−18
16−18
medium / 768p
12−14
12−14
high / 1080p
6−7
6−7
ultra / 1080p
5−6
4−5
4K / 2160p
−
2−3
Iris Plus Graphics 645 and Radeon RX Vega 6 have the same average FPS in The Witcher 3: Wild Hunt.
low / 768p
80−85
70−75
medium / 768p
35−40
35−40
ultra / 1080p
14−16
16−18
high / 768p
30−33
30−35
The average gaming FPS of Iris Plus Graphics 645 in World of Tanks is 5% more, than Radeon RX Vega 6.
Full Specs
Iris Plus Graphics 645
Radeon RX Vega 6
Architecture
Gen. 9.5 Coffee Lake
Vega
Code name
Kaby Lake GT3e
Vega Raven Ridge
Type
Laptop
Laptop
Release date
10 July 2019
7 January 2018
Pipelines
48
384
Core clock speed
300 MHz
Boost Clock
1150 MHz
1100 MHz
Manufacturing process technology
14 nm
14 nm
Texture fill rate
50.40
Shared memory
+
-
DirectX
12 (12_1)
DirectX 12_1
Shader Model
6.4
OpenGL
4.6
OpenCL
2.1
Vulkan
1.1.103
Quick Sync
+
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