Iris Plus Graphics 640 vs Radeon Pro 455
If you are going to buy a new graphics card and are choosing between Iris Plus Graphics 640 and Radeon Pro 455, 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 640 stacks up against Radeon Pro 455, check out specs charts below.
Iris Plus Graphics 640 and Radeon Pro 455 are Laptop Graphics Cards
Note: Iris Plus Graphics 640 and Radeon Pro 455 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 640 or Radeon Pro 455 here:
Main Specs
Iris Plus Graphics 640
Radeon Pro 455
Power consumption (TDP)
15 Watt
35 Watt
Interface
PCIe 3.0 x1
PCIe 3.0 x8
Supplementary power connectors
None
Memory type
DDR3L/LPDDR3/DDR4
GDDR5
Maximum RAM amount
32 GB
2 GB
Display Connectors
No outputs
No outputs
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Radeon Pro 455 has 133% more power consumption, than Iris Plus Graphics 640.
Iris Plus Graphics 640 is connected by PCIe 3.0 x1, and Radeon Pro 455 uses PCIe 3.0 x8 interface.
Iris Plus Graphics 640 has 30 GB more memory, than Radeon Pro 455.
Iris Plus Graphics 640 is used in Laptops, and Radeon Pro 455 - in Mobile workstations.
Iris Plus Graphics 640 is build with Gen. 9.5 Kaby Lake architecture, and Radeon Pro 455 - with Polaris.
Core clock speed of Radeon Pro 455 is 555 MHz higher, than Iris Plus Graphics 640.
Iris Plus Graphics 640 and Radeon Pro 455 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
6−7
16−18
ultra / 1080p
4−5
9−10
QHD / 1440p
0−1
4−5
4K / 2160p
−
4−5
low / 720p
16−18
30−35
medium / 1080p
8−9
20−22
The average gaming FPS of Radeon Pro 455 in Assassin's Creed Odyssey is 122% more, than Iris Plus Graphics 640.
high / 1080p
12−14
24−27
ultra / 1080p
10−11
21−24
QHD / 1440p
0−1
9−10
4K / 2160p
−
6−7
low / 720p
24−27
55−60
medium / 1080p
12−14
27−30
The average gaming FPS of Radeon Pro 455 in Battlefield 5 is 120% more, than Iris Plus Graphics 640.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Iris Plus Graphics 640 and Radeon Pro 455 have the same average FPS in Call of Duty: Warzone.
low / 768p
130−140
210−220
medium / 768p
110−120
180−190
ultra / 1080p
50−55
100−110
QHD / 1440p
27−30
55−60
4K / 2160p
27−30
30−35
high / 768p
80−85
140−150
The average gaming FPS of Radeon Pro 455 in Counter-Strike: Global Offensive is 68% more, than Iris Plus Graphics 640.
low / 768p
55−60
55−60
ultra / 1080p
18−20
40−45
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon Pro 455 in Cyberpunk 2077 is 19% more, than Iris Plus Graphics 640.
low / 768p
80−85
110−120
medium / 768p
55−60
95−100
ultra / 1080p
30−35
65−70
The average gaming FPS of Radeon Pro 455 in Dota 2 is 63% more, than Iris Plus Graphics 640.
high / 1080p
8−9
18−20
ultra / 1080p
7−8
16−18
QHD / 1440p
−
16−18
4K / 2160p
3−4
6−7
low / 720p
18−20
40−45
medium / 1080p
8−9
20−22
The average gaming FPS of Radeon Pro 455 in Far Cry 5 is 133% more, than Iris Plus Graphics 640.
high / 1080p
14−16
24−27
ultra / 1080p
10−11
20−22
QHD / 1440p
−
16−18
low / 720p
60−65
100−110
medium / 1080p
21−24
55−60
The average gaming FPS of Radeon Pro 455 in Fortnite is 92% more, than Iris Plus Graphics 640.
high / 1080p
12−14
27−30
ultra / 1080p
10−12
21−24
QHD / 1440p
1−2
10−11
4K / 2160p
−
10−11
low / 720p
24−27
55−60
medium / 1080p
14−16
30−33
The average gaming FPS of Radeon Pro 455 in Forza Horizon 4 is 130% more, than Iris Plus Graphics 640.
low / 768p
50−55
85−90
medium / 768p
45−50
80−85
high / 1080p
12−14
30−35
ultra / 1080p
6−7
12−14
QHD / 1440p
0−1
3−4
The average gaming FPS of Radeon Pro 455 in Grand Theft Auto V is 82% more, than Iris Plus Graphics 640.
high / 1080p
4−5
10−11
ultra / 1080p
3−4
8−9
4K / 2160p
0−1
3−4
low / 720p
12−14
30−35
medium / 1080p
6−7
14−16
The average gaming FPS of Radeon Pro 455 in Metro Exodus is 166% more, than Iris Plus Graphics 640.
low / 768p
95−100
110−120
high / 1080p
90−95
−
ultra / 1080p
80−85
−
medium / 1080p
90−95
100−110
The average gaming FPS of Radeon Pro 455 in Minecraft is 15% more, than Iris Plus Graphics 640.
high / 1080p
16−18
21−24
ultra / 1080p
14−16
18−20
low / 720p
30−35
60−65
medium / 1080p
18−20
24−27
The average gaming FPS of Radeon Pro 455 in PLAYERUNKNOWN'S BATTLEGROUNDS is 60% more, than Iris Plus Graphics 640.
high / 1080p
−
14−16
ultra / 1080p
7−8
10−11
QHD / 1440p
0−1
0−1
low / 720p
12−14
30−35
medium / 1080p
10−12
16−18
The average gaming FPS of Radeon Pro 455 in Red Dead Redemption 2 is 100% more, than Iris Plus Graphics 640.
low / 768p
24−27
55−60
medium / 768p
16−18
35−40
high / 1080p
9−10
20−22
ultra / 1080p
6−7
10−12
4K / 2160p
6−7
8−9
The average gaming FPS of Radeon Pro 455 in The Witcher 3: Wild Hunt is 107% more, than Iris Plus Graphics 640.
low / 768p
85−90
100−110
medium / 768p
45−50
60−65
ultra / 1080p
18−20
35−40
high / 768p
35−40
55−60
The average gaming FPS of Radeon Pro 455 in World of Tanks is 38% more, than Iris Plus Graphics 640.
Full Specs
Iris Plus Graphics 640
Radeon Pro 455
Architecture
Gen. 9.5 Kaby Lake
Polaris
Code name
Kaby Lake GT3e
Polaris 11
Type
Laptop
Mobile workstation
Release date
3 January 2017
27 October 2016
Pipelines
48
768
Core clock speed
300 MHz
855 MHz
Boost Clock
1050 MHz
Transistor count
189 million
3,000 million
Manufacturing process technology
14 nm
14 nm
Texture fill rate
52.80
41.04
Floating-point performance
1,313 gflops
Memory bus width
64/128 Bit
128 Bit
Memory clock speed
5000 MHz
Memory bandwidth
81.28 GB/s
Shared memory
+
-
DirectX
12 (12_1)
12 (12_0)
Shader Model
6.4
6.4
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.1.103
1.2.131
FreeSync
+
Bitcoin / BTC (SHA256)
163 Mh/s
Laptop size
large
Quick Sync
+
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