Iris Plus Graphics 640 vs Radeon RX 460 mobile
If you are going to buy a new graphics card and are choosing between Iris Plus Graphics 640 and Radeon RX 460 mobile, 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 RX 460 mobile, check out specs charts below.
Iris Plus Graphics 640 and Radeon RX 460 mobile are Laptop Graphics Cards
Note: Iris Plus Graphics 640 and Radeon RX 460 mobile 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 RX 460 mobile here:
Main Specs
Iris Plus Graphics 640
Radeon RX 460 mobile
Power consumption (TDP)
15 Watt
55 Watt
Interface
PCIe 3.0 x1
MXM-B (3.0)
Memory type
DDR3L/LPDDR3/DDR4
GDDR5
Maximum RAM amount
32 GB
4 GB
Display Connectors
No outputs
No outputs
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Radeon RX 460 mobile has 266% more power consumption, than Iris Plus Graphics 640.
Iris Plus Graphics 640 is connected by PCIe 3.0 x1, and Radeon RX 460 mobile uses MXM-B (3.0) interface.
Iris Plus Graphics 640 has 28 GB more memory, than Radeon RX 460 mobile.
Both cards are used in Laptops.
Iris Plus Graphics 640 is build with Gen. 9.5 Kaby Lake architecture, and Radeon RX 460 mobile - with Polaris.
Iris Plus Graphics 640 and Radeon RX 460 mobile 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
3−4
low / 720p
16−18
30−35
medium / 1080p
8−9
21−24
The average gaming FPS of Radeon RX 460 mobile in Assassin's Creed Odyssey is 122% more, than Iris Plus Graphics 640.
high / 1080p
12−14
27−30
ultra / 1080p
10−11
21−24
QHD / 1440p
0−1
6−7
4K / 2160p
−
5−6
low / 720p
24−27
55−60
medium / 1080p
12−14
30−33
The average gaming FPS of Radeon RX 460 mobile in Battlefield 5 is 133% more, than Iris Plus Graphics 640.
low / 768p
45−50
50−55
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon RX 460 mobile in Call of Duty: Warzone is 6% more, than Iris Plus Graphics 640.
low / 768p
130−140
210−220
medium / 768p
110−120
180−190
ultra / 1080p
50−55
100−110
QHD / 1440p
27−30
60−65
4K / 2160p
27−30
30−35
high / 768p
80−85
150−160
The average gaming FPS of Radeon RX 460 mobile in Counter-Strike: Global Offensive is 71% more, than Iris Plus Graphics 640.
low / 768p
55−60
60−65
ultra / 1080p
18−20
40−45
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon RX 460 mobile in Cyberpunk 2077 is 31% more, than Iris Plus Graphics 640.
low / 768p
80−85
110−120
medium / 768p
55−60
100−110
ultra / 1080p
30−35
70−75
The average gaming FPS of Radeon RX 460 mobile in Dota 2 is 70% more, than Iris Plus Graphics 640.
high / 1080p
8−9
20−22
ultra / 1080p
7−8
18−20
QHD / 1440p
−
18−20
4K / 2160p
3−4
6−7
low / 720p
18−20
40−45
medium / 1080p
8−9
21−24
The average gaming FPS of Radeon RX 460 mobile in Far Cry 5 is 144% more, than Iris Plus Graphics 640.
high / 1080p
14−16
27−30
ultra / 1080p
10−11
21−24
QHD / 1440p
−
12−14
low / 720p
60−65
100−110
medium / 1080p
21−24
60−65
The average gaming FPS of Radeon RX 460 mobile in Fortnite is 100% more, than Iris Plus Graphics 640.
high / 1080p
12−14
27−30
ultra / 1080p
10−12
21−24
QHD / 1440p
1−2
10−11
low / 720p
24−27
55−60
medium / 1080p
14−16
30−35
The average gaming FPS of Radeon RX 460 mobile in Forza Horizon 4 is 130% more, than Iris Plus Graphics 640.
low / 768p
50−55
90−95
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 RX 460 mobile in Grand Theft Auto V is 89% more, than Iris Plus Graphics 640.
high / 1080p
4−5
10−11
ultra / 1080p
3−4
8−9
4K / 2160p
0−1
1−2
low / 720p
12−14
30−35
medium / 1080p
6−7
14−16
The average gaming FPS of Radeon RX 460 mobile 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
110−120
The average gaming FPS of Radeon RX 460 mobile in Minecraft is 21% more, than Iris Plus Graphics 640.
high / 1080p
16−18
−
ultra / 1080p
14−16
14−16
low / 720p
30−35
60−65
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon RX 460 mobile in PLAYERUNKNOWN'S BATTLEGROUNDS is 45% more, than Iris Plus Graphics 640.
high / 1080p
−
12−14
ultra / 1080p
7−8
9−10
QHD / 1440p
0−1
0−1
low / 720p
12−14
30−35
medium / 1080p
10−12
16−18
The average gaming FPS of Radeon RX 460 mobile in Red Dead Redemption 2 is 90% more, than Iris Plus Graphics 640.
low / 768p
24−27
60−65
medium / 768p
16−18
35−40
high / 1080p
9−10
21−24
ultra / 1080p
6−7
12−14
4K / 2160p
6−7
6−7
The average gaming FPS of Radeon RX 460 mobile in The Witcher 3: Wild Hunt is 115% more, than Iris Plus Graphics 640.
low / 768p
85−90
90−95
medium / 768p
45−50
60−65
ultra / 1080p
18−20
35−40
high / 768p
35−40
55−60
The average gaming FPS of Radeon RX 460 mobile in World of Tanks is 31% more, than Iris Plus Graphics 640.
Full Specs
Iris Plus Graphics 640
Radeon RX 460 mobile
Architecture
Gen. 9.5 Kaby Lake
Polaris
Code name
Kaby Lake GT3e
Polaris 11 / Baffin XT
Type
Laptop
Laptop
Release date
3 January 2017
8 August 2016
Pipelines
48
896
Core clock speed
300 MHz
Boost Clock
1050 MHz
1180 MHz
Transistor count
189 million
3,000 million
Manufacturing process technology
14 nm
14 nm
Texture fill rate
52.80
66.08
Floating-point performance
2,115 gflops
Memory bus width
64/128 Bit
128 Bit
Memory clock speed
6000 MHz
Memory bandwidth
80 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
+
Laptop size
large
Quick Sync
+
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