Iris Plus Graphics 645 vs Iris Plus Graphics G4 Ice Lake 48 EU
If you are going to buy a new graphics card and are choosing between Iris Plus Graphics 645 and Iris Plus Graphics G4 Ice Lake 48 EU, 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 Iris Plus Graphics G4 Ice Lake 48 EU, check out specs charts below.
Iris Plus Graphics 645 and Iris Plus Graphics G4 Ice Lake 48 EU are Laptop Graphics Cards
Note: Iris Plus Graphics 645 and Iris Plus Graphics G4 Ice Lake 48 EU 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 Iris Plus Graphics G4 Ice Lake 48 EU here:
Main Specs
Iris Plus Graphics 645
Iris Plus Graphics G4 Ice Lake 48 EU
Power consumption (TDP)
15 Watt
Interface
PCIe 3.0 x1
Memory type
DDR3/DDR4
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 Iris Plus Graphics G4 Ice Lake 48 EU - with Gen. 11 Ice Lake.
Both graphics cards have the same core clock speed.
Iris Plus Graphics 645 is manufactured by 14 nm process technology, and Iris Plus Graphics G4 Ice Lake 48 EU - by 10 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
9−10
ultra / 1080p
2−3
5−6
QHD / 1440p
0−1
0−1
low / 720p
12−14
21−24
medium / 1080p
5−6
10−12
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Assassin's Creed Odyssey is 100% more, than Iris Plus Graphics 645.
high / 1080p
−
14−16
ultra / 1080p
7−8
12−14
QHD / 1440p
0−1
0−1
low / 720p
16−18
30−35
medium / 1080p
8−9
16−18
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Battlefield 5 is 81% 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 Iris Plus Graphics G4 Ice Lake 48 EU have the same average FPS in Call of Duty: Warzone.
low / 768p
100−110
160−170
medium / 768p
80−85
130−140
ultra / 1080p
35−40
65−70
QHD / 1440p
24−27
35−40
4K / 2160p
−
27−30
high / 768p
60−65
100−110
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Counter-Strike: Global Offensive is 64% more, than Iris Plus Graphics 645.
low / 768p
55−60
55−60
ultra / 1080p
12−14
24−27
medium / 1080p
45−50
45−50
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Cyberpunk 2077 is 10% more, than Iris Plus Graphics 645.
low / 768p
65−70
90−95
medium / 768p
45−50
70−75
ultra / 1080p
21−24
40−45
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Dota 2 is 53% more, than Iris Plus Graphics 645.
high / 1080p
5−6
10−12
ultra / 1080p
5−6
10−11
4K / 2160p
3−4
4−5
low / 720p
12−14
24−27
medium / 1080p
5−6
12−14
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Far Cry 5 is 100% more, than Iris Plus Graphics 645.
high / 1080p
12−14
18−20
ultra / 1080p
8−9
12−14
low / 720p
45−50
70−75
medium / 1080p
12−14
30−35
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Fortnite is 70% more, than Iris Plus Graphics 645.
high / 1080p
8−9
16−18
ultra / 1080p
−
14−16
QHD / 1440p
0−1
3−4
low / 720p
16−18
30−35
medium / 1080p
9−10
18−20
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Forza Horizon 4 is 100% more, than Iris Plus Graphics 645.
low / 768p
40−45
60−65
medium / 768p
35−40
55−60
high / 1080p
7−8
18−20
ultra / 1080p
5−6
8−9
QHD / 1440p
0−1
0−1
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Grand Theft Auto V is 56% more, than Iris Plus Graphics 645.
high / 1080p
3−4
6−7
ultra / 1080p
2−3
4−5
4K / 2160p
0−1
1−2
low / 720p
7−8
18−20
medium / 1080p
4−5
8−9
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Metro Exodus is 125% more, than Iris Plus Graphics 645.
low / 768p
85−90
100−110
high / 1080p
80−85
95−100
ultra / 1080p
70−75
85−90
medium / 1080p
−
95−100
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Minecraft is 20% more, than Iris Plus Graphics 645.
high / 1080p
16−18
18−20
ultra / 1080p
14−16
14−16
low / 720p
24−27
40−45
medium / 1080p
16−18
18−20
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in PLAYERUNKNOWN'S BATTLEGROUNDS is 27% more, than Iris Plus Graphics 645.
high / 1080p
−
12−14
ultra / 1080p
7−8
8−9
QHD / 1440p
0−1
0−1
low / 720p
7−8
16−18
medium / 1080p
−
12−14
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in Red Dead Redemption 2 is 71% more, than Iris Plus Graphics 645.
low / 768p
16−18
30−35
medium / 768p
12−14
21−24
high / 1080p
6−7
12−14
ultra / 1080p
5−6
7−8
4K / 2160p
−
7−8
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in The Witcher 3: Wild Hunt is 80% more, than Iris Plus Graphics 645.
low / 768p
80−85
90−95
medium / 768p
35−40
50−55
ultra / 1080p
14−16
24−27
high / 768p
30−33
40−45
The average gaming FPS of Iris Plus Graphics G4 Ice Lake 48 EU in World of Tanks is 29% more, than Iris Plus Graphics 645.
Full Specs
Iris Plus Graphics 645
Iris Plus Graphics G4 Ice Lake 48 EU
Architecture
Gen. 9.5 Coffee Lake
Gen. 11 Ice Lake
Code name
Kaby Lake GT3e
Ice Lake G4 Gen. 11
Type
Laptop
Laptop
Release date
10 July 2019
28 May 2019
Pipelines
48
48
Core clock speed
300 MHz
300 MHz
Boost Clock
1150 MHz
1100 MHz
Manufacturing process technology
14 nm
10 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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