Iris Plus Graphics 645 vs Radeon R7 Carrizo
If you are going to buy a new graphics card and are choosing between Iris Plus Graphics 645 and Radeon R7 Carrizo, 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 R7 Carrizo, check out specs charts below.
Iris Plus Graphics 645 and Radeon R7 Carrizo are Laptop Graphics Cards
Note: Iris Plus Graphics 645 and Radeon R7 Carrizo 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 R7 Carrizo here:
Main Specs
Iris Plus Graphics 645
Radeon R7 Carrizo
Power consumption (TDP)
15 Watt
12-35 Watt
Interface
PCIe 3.0 x1
Memory type
DDR3/DDR4
Display Connectors
No outputs
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Iris Plus Graphics 645 has 25% more power consumption, than Radeon R7 Carrizo.
Both cards are used in Laptops.
Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Radeon R7 Carrizo - with GCN 1.2/2.0.
Iris Plus Graphics 645 is manufactured by 14 nm process technology, and Radeon R7 Carrizo - 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
2−3
ultra / 1080p
2−3
0−1
QHD / 1440p
0−1
0−1
low / 720p
12−14
12−14
medium / 1080p
5−6
5−6
Iris Plus Graphics 645 and Radeon R7 Carrizo have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
−
6−7
ultra / 1080p
7−8
5−6
QHD / 1440p
0−1
0−1
low / 720p
16−18
16−18
medium / 1080p
8−9
7−8
The average gaming FPS of Iris Plus Graphics 645 in Battlefield 5 is 10% more, than Radeon R7 Carrizo.
low / 768p
45−50
45−50
high / 1080p
45−50
40−45
QHD / 1440p
0−1
0−1
The average gaming FPS of Iris Plus Graphics 645 in Call of Duty: Warzone is 4% more, than Radeon R7 Carrizo.
low / 768p
100−110
110−120
medium / 768p
80−85
90−95
ultra / 1080p
35−40
40−45
QHD / 1440p
24−27
24−27
high / 768p
60−65
65−70
The average gaming FPS of Radeon R7 Carrizo in Counter-Strike: Global Offensive is 9% more, than Iris Plus Graphics 645.
low / 768p
55−60
70−75
ultra / 1080p
12−14
18−20
medium / 1080p
45−50
40−45
The average gaming FPS of Radeon R7 Carrizo in Cyberpunk 2077 is 12% more, than Iris Plus Graphics 645.
low / 768p
65−70
70−75
medium / 768p
45−50
50−55
ultra / 1080p
21−24
27−30
The average gaming FPS of Radeon R7 Carrizo in Dota 2 is 13% more, than Iris Plus Graphics 645.
high / 1080p
5−6
3−4
ultra / 1080p
5−6
3−4
4K / 2160p
3−4
0−1
low / 720p
12−14
14−16
medium / 1080p
5−6
5−6
The average gaming FPS of Iris Plus Graphics 645 in Far Cry 5 is 16% more, than Radeon R7 Carrizo.
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
12−14
The average gaming FPS of Radeon R7 Carrizo in Fortnite is 10% more, than Iris Plus Graphics 645.
high / 1080p
8−9
7−8
ultra / 1080p
−
6−7
QHD / 1440p
0−1
0−1
low / 720p
16−18
20−22
medium / 1080p
9−10
10−11
The average gaming FPS of Radeon R7 Carrizo in Forza Horizon 4 is 18% more, than Iris Plus Graphics 645.
low / 768p
40−45
45−50
medium / 768p
35−40
−
high / 1080p
7−8
7−8
ultra / 1080p
5−6
3−4
QHD / 1440p
0−1
0−1
medium / 720p
−
35−40
The average gaming FPS of Radeon R7 Carrizo in Grand Theft Auto V is 5% more, than Iris Plus Graphics 645.
high / 1080p
3−4
1−2
ultra / 1080p
2−3
0−1
4K / 2160p
0−1
0−1
low / 720p
7−8
6−7
medium / 1080p
4−5
3−4
The average gaming FPS of Iris Plus Graphics 645 in Metro Exodus is 66% more, than Radeon R7 Carrizo.
low / 768p
85−90
85−90
high / 1080p
80−85
65−70
ultra / 1080p
70−75
−
The average gaming FPS of Iris Plus Graphics 645 in Minecraft is 10% more, than Radeon R7 Carrizo.
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 R7 Carrizo.
ultra / 1080p
7−8
3−4
QHD / 1440p
0−1
0−1
low / 720p
7−8
6−7
The average gaming FPS of Iris Plus Graphics 645 in Red Dead Redemption 2 is 40% more, than Radeon R7 Carrizo.
low / 768p
16−18
14−16
medium / 768p
12−14
10−12
high / 1080p
6−7
5−6
ultra / 1080p
5−6
4−5
4K / 2160p
−
0−1
The average gaming FPS of Iris Plus Graphics 645 in The Witcher 3: Wild Hunt is 11% more, than Radeon R7 Carrizo.
low / 768p
80−85
70−75
medium / 768p
35−40
35−40
ultra / 1080p
14−16
14−16
high / 768p
30−33
27−30
The average gaming FPS of Iris Plus Graphics 645 in World of Tanks is 7% more, than Radeon R7 Carrizo.
Full Specs
Iris Plus Graphics 645
Radeon R7 Carrizo
Architecture
Gen. 9.5 Coffee Lake
GCN 1.2/2.0
Code name
Kaby Lake GT3e
Carrizo
Type
Laptop
Laptop
Release date
10 July 2019
4 June 2015
Pipelines
48
512
Core clock speed
300 MHz
Boost Clock
1150 MHz
800 MHz
Transistor count
2410 Million
Manufacturing process technology
14 nm
28 nm
Texture fill rate
50.40
Memory bus width
64/128 Bit
Shared memory
+
+
DirectX
12 (12_1)
DirectX 12 (FL 12_0)
Shader Model
6.4
OpenGL
4.6
OpenCL
2.1
Vulkan
1.1.103
Laptop size
medium sized
Quick Sync
+
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