Iris Pro Graphics 580 vs Radeon R9 M385X
In this comparison between Iris Pro Graphics 580 and Radeon R9 M385X 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 Pro Graphics 580 will be the best choice, for others Radeon R9 M385X will be their preference. Study the comparison tables below and make your choice.
Iris Pro Graphics 580 and Radeon R9 M385X are Laptop Graphics Cards
Note: Iris Pro Graphics 580 and Radeon R9 M385X 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 Pro Graphics 580 or Radeon R9 M385X here:
Main Specs
Iris Pro Graphics 580
Radeon R9 M385X
Power consumption (TDP)
15 Watt
Interface
PCIe 3.0 x1
PCIe 3.0 x16
Memory type
DDR3L/LPDDR3/DDR4
GDDR5
Maximum RAM amount
64 GB
4 GB
Display Connectors
No outputs
No outputs
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Iris Pro Graphics 580 is connected by PCIe 3.0 x1, and Radeon R9 M385X uses PCIe 3.0 x16 interface.
Iris Pro Graphics 580 has 60 GB more memory, than Radeon R9 M385X.
Both cards are used in Laptops.
Iris Pro Graphics 580 is build with Gen. 9 Skylake architecture, and Radeon R9 M385X - with GCN.
Core clock speed of Radeon R9 M385X is 750 MHz higher, than Iris Pro Graphics 580.
Iris Pro Graphics 580 is manufactured by 14 nm process technology, and Radeon R9 M385X - 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
9−10
8−9
ultra / 1080p
5−6
5−6
QHD / 1440p
0−1
0−1
low / 720p
20−22
18−20
medium / 1080p
10−12
10−11
The average gaming FPS of Iris Pro Graphics 580 in Assassin's Creed Odyssey is 10% more, than Radeon R9 M385X.
high / 1080p
14−16
14−16
ultra / 1080p
12−14
12−14
QHD / 1440p
0−1
0−1
low / 720p
30−35
30−33
medium / 1080p
16−18
14−16
The average gaming FPS of Iris Pro Graphics 580 in Battlefield 5 is 5% more, than Radeon R9 M385X.
low / 768p
45−50
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
Iris Pro Graphics 580 and Radeon R9 M385X have the same average FPS in Call of Duty: Warzone.
low / 768p
150−160
150−160
medium / 768p
130−140
120−130
ultra / 1080p
65−70
60−65
QHD / 1440p
35−40
35−40
4K / 2160p
27−30
27−30
high / 768p
95−100
90−95
The average gaming FPS of Iris Pro Graphics 580 in Counter-Strike: Global Offensive is 3% more, than Radeon R9 M385X.
low / 768p
55−60
55−60
ultra / 1080p
24−27
21−24
medium / 1080p
45−50
45−50
The average gaming FPS of Iris Pro Graphics 580 in Cyberpunk 2077 is 2% more, than Radeon R9 M385X.
low / 768p
90−95
85−90
medium / 768p
70−75
65−70
ultra / 1080p
40−45
40−45
The average gaming FPS of Iris Pro Graphics 580 in Dota 2 is 6% more, than Radeon R9 M385X.
high / 1080p
10−11
10−11
ultra / 1080p
10−11
9−10
4K / 2160p
4−5
4−5
low / 720p
24−27
21−24
medium / 1080p
10−12
10−11
The average gaming FPS of Iris Pro Graphics 580 in Far Cry 5 is 9% more, than Radeon R9 M385X.
high / 1080p
16−18
16−18
ultra / 1080p
12−14
12−14
low / 720p
70−75
65−70
medium / 1080p
30−35
27−30
The average gaming FPS of Iris Pro Graphics 580 in Fortnite is 6% more, than Radeon R9 M385X.
high / 1080p
14−16
14−16
ultra / 1080p
12−14
12−14
QHD / 1440p
3−4
2−3
low / 720p
30−35
30−35
medium / 1080p
18−20
16−18
Iris Pro Graphics 580 and Radeon R9 M385X have the same average FPS in Forza Horizon 4.
low / 768p
60−65
60−65
medium / 768p
50−55
50−55
high / 1080p
16−18
16−18
ultra / 1080p
8−9
7−8
QHD / 1440p
0−1
0−1
The average gaming FPS of Iris Pro Graphics 580 in Grand Theft Auto V is 2% more, than Radeon R9 M385X.
high / 1080p
6−7
5−6
ultra / 1080p
4−5
4−5
4K / 2160p
1−2
1−2
low / 720p
16−18
16−18
medium / 1080p
8−9
7−8
Iris Pro Graphics 580 and Radeon R9 M385X have the same average FPS in Metro Exodus.
low / 768p
95−100
95−100
high / 1080p
95−100
95−100
ultra / 1080p
85−90
85−90
medium / 1080p
95−100
95−100
Iris Pro Graphics 580 and Radeon R9 M385X have the same average FPS in Minecraft.
high / 1080p
18−20
18−20
ultra / 1080p
14−16
14−16
low / 720p
35−40
35−40
medium / 1080p
18−20
18−20
Iris Pro Graphics 580 and Radeon R9 M385X have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
12−14
−
ultra / 1080p
8−9
8−9
QHD / 1440p
0−1
0−1
low / 720p
16−18
14−16
medium / 1080p
12−14
12−14
Iris Pro Graphics 580 and Radeon R9 M385X have the same average FPS in Red Dead Redemption 2.
low / 768p
30−35
30−35
medium / 768p
21−24
20−22
high / 1080p
10−12
10−12
ultra / 1080p
7−8
7−8
4K / 2160p
6−7
6−7
The average gaming FPS of Iris Pro Graphics 580 in The Witcher 3: Wild Hunt is 6% more, than Radeon R9 M385X.
low / 768p
90−95
90−95
medium / 768p
50−55
45−50
ultra / 1080p
24−27
21−24
high / 768p
40−45
40−45
The average gaming FPS of Iris Pro Graphics 580 in World of Tanks is 3% more, than Radeon R9 M385X.
Full Specs
Iris Pro Graphics 580
Radeon R9 M385X
Architecture
Gen. 9 Skylake
GCN
Code name
Skylake GT4e
Strato-XT-M3
Type
Laptop
Laptop
Release date
1 September 2015
16 June 2015
Pipelines
72
896
Core clock speed
350 MHz
1100 MHz
Boost Clock
1050 MHz
1100 MHz
Transistor count
189 million
2,080 million
Manufacturing process technology
14 nm
28 nm
Texture fill rate
72.00
61.60
Floating-point performance
1,971 gflops
Memory bus width
128 Bit
Memory clock speed
1500 MHz
Memory bandwidth
76.8 GB/s
Shared memory
+
-
DirectX
12 (12_1)
Shader Model
6.4
6.3
OpenGL
4.6
4.4
OpenCL
2.1
Not Listed
Vulkan
1.1.97
FreeSync
+
Bus support
PCIe 3.0
Laptop size
large
Eyefinity
+
HD3D
+
PowerTune
+
DualGraphics
+
ZeroCore
+
Switchable graphics
+
Mantle
+
Quick Sync
+
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