Iris Graphics 6100 vs Mobility Radeon HD 4870 X2
In this comparison between Iris Graphics 6100 and Mobility Radeon HD 4870 X2 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Iris Graphics 6100 will be the best choice, for others Mobility Radeon HD 4870 X2 will be their preference. Study the comparison tables below and make your choice.
Iris Graphics 6100 and Mobility Radeon HD 4870 X2 are Laptop Graphics Cards
Note: Iris Graphics 6100 and Mobility Radeon HD 4870 X2 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 Graphics 6100 or Mobility Radeon HD 4870 X2 here:
Main Specs
Iris Graphics 6100
Mobility Radeon HD 4870 X2
Power consumption (TDP)
15 Watt
Interface
PCIe 2.0 x1
PCIe 2.0 x16
Supplementary power connectors
None
Memory type
System Shared
GDDR3, GDDR5
Maximum RAM amount
2 GB
Display Connectors
No outputs
No outputs
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Iris Graphics 6100 is connected by PCIe 2.0 x1, and Mobility Radeon HD 4870 X2 uses PCIe 2.0 x16 interface.
Both cards are used in Laptops.
Iris Graphics 6100 is build with Gen. 8 Broadwell architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
Core clock speed of Mobility Radeon HD 4870 X2 is 250 MHz higher, than Iris Graphics 6100.
Iris Graphics 6100 is manufactured by 14 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 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
3−4
5−6
QHD / 1440p
0−1
0−1
low / 720p
12−14
21−24
medium / 1080p
5−6
12−14
The average gaming FPS of Mobility Radeon HD 4870 X2 in Assassin's Creed Odyssey is 100% more, than Iris Graphics 6100.
high / 1080p
−
16−18
ultra / 1080p
7−8
14−16
QHD / 1440p
0−1
0−1
low / 720p
18−20
35−40
medium / 1080p
8−9
16−18
The average gaming FPS of Mobility Radeon HD 4870 X2 in Battlefield 5 is 109% more, than Iris Graphics 6100.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Iris Graphics 6100 and Mobility Radeon HD 4870 X2 have the same average FPS in Call of Duty: Warzone.
low / 768p
110−120
160−170
medium / 768p
85−90
130−140
ultra / 1080p
40−45
70−75
QHD / 1440p
24−27
40−45
4K / 2160p
−
30−33
high / 768p
60−65
100−110
The average gaming FPS of Mobility Radeon HD 4870 X2 in Counter-Strike: Global Offensive is 57% more, than Iris Graphics 6100.
low / 768p
55−60
55−60
ultra / 1080p
14−16
27−30
medium / 1080p
45−50
45−50
The average gaming FPS of Mobility Radeon HD 4870 X2 in Cyberpunk 2077 is 10% more, than Iris Graphics 6100.
low / 768p
70−75
90−95
medium / 768p
45−50
70−75
ultra / 1080p
24−27
45−50
The average gaming FPS of Mobility Radeon HD 4870 X2 in Dota 2 is 45% more, than Iris Graphics 6100.
high / 1080p
6−7
10−12
ultra / 1080p
5−6
10−11
4K / 2160p
3−4
4−5
low / 720p
12−14
24−27
medium / 1080p
6−7
12−14
The average gaming FPS of Mobility Radeon HD 4870 X2 in Far Cry 5 is 71% more, than Iris Graphics 6100.
high / 1080p
12−14
18−20
ultra / 1080p
8−9
12−14
low / 720p
50−55
75−80
medium / 1080p
14−16
30−35
The average gaming FPS of Mobility Radeon HD 4870 X2 in Fortnite is 59% more, than Iris Graphics 6100.
high / 1080p
9−10
16−18
ultra / 1080p
9−10
14−16
QHD / 1440p
0−1
4−5
low / 720p
18−20
35−40
medium / 1080p
10−11
18−20
The average gaming FPS of Mobility Radeon HD 4870 X2 in Forza Horizon 4 is 83% more, than Iris Graphics 6100.
low / 768p
40−45
65−70
medium / 768p
35−40
55−60
high / 1080p
8−9
18−20
ultra / 1080p
5−6
8−9
QHD / 1440p
0−1
0−1
The average gaming FPS of Mobility Radeon HD 4870 X2 in Grand Theft Auto V is 65% more, than Iris Graphics 6100.
high / 1080p
3−4
6−7
ultra / 1080p
2−3
4−5
4K / 2160p
0−1
1−2
low / 720p
8−9
18−20
medium / 1080p
5−6
8−9
The average gaming FPS of Mobility Radeon HD 4870 X2 in Metro Exodus is 80% more, than Iris Graphics 6100.
low / 768p
90−95
100−110
high / 1080p
80−85
−
ultra / 1080p
70−75
90−95
medium / 1080p
−
95−100
The average gaming FPS of Mobility Radeon HD 4870 X2 in Minecraft is 19% more, than Iris Graphics 6100.
high / 1080p
16−18
18−20
ultra / 1080p
14−16
14−16
low / 720p
24−27
40−45
medium / 1080p
16−18
20−22
The average gaming FPS of Mobility Radeon HD 4870 X2 in PLAYERUNKNOWN'S BATTLEGROUNDS is 33% more, than Iris Graphics 6100.
high / 1080p
−
12−14
ultra / 1080p
7−8
8−9
QHD / 1440p
0−1
0−1
low / 720p
8−9
18−20
medium / 1080p
−
12−14
The average gaming FPS of Mobility Radeon HD 4870 X2 in Red Dead Redemption 2 is 62% more, than Iris Graphics 6100.
low / 768p
18−20
35−40
medium / 768p
12−14
21−24
high / 1080p
7−8
12−14
ultra / 1080p
5−6
8−9
4K / 2160p
−
7−8
The average gaming FPS of Mobility Radeon HD 4870 X2 in The Witcher 3: Wild Hunt is 81% more, than Iris Graphics 6100.
low / 768p
80−85
90−95
medium / 768p
35−40
50−55
ultra / 1080p
14−16
24−27
high / 768p
30−35
40−45
The average gaming FPS of Mobility Radeon HD 4870 X2 in World of Tanks is 29% more, than Iris Graphics 6100.
Full Specs
Iris Graphics 6100
Mobility Radeon HD 4870 X2
Architecture
Gen. 8 Broadwell
Terascale 1
Code name
Broadwell GT3
M98-XT
Type
Laptop
Laptop
Release date
5 January 2015
9 January 2009
Pipelines
48
1600
Core clock speed
300 MHz
550 MHz
Boost Clock
1100 MHz
Transistor count
189 million
956 million
Manufacturing process technology
14 nm
55 nm
Texture fill rate
52.80
22.00
Floating-point performance
2x 880.0 gflops
Memory bus width
64/128 Bit
256 Bit
Memory clock speed
888 MHz
Memory bandwidth
89.6 GB/s
Shared memory
+
-
DirectX
12 (11_1)
10.1 (10_1)
Shader Model
5.1
4.1
OpenGL
4.4
3.3
OpenCL
2.0
1.1
Vulkan
1.1.80
N/A
Laptop size
large
Quick Sync
+
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