GeForce GTX 870M vs Iris Pro Graphics P580
If you are going to buy a new graphics card and are choosing between GeForce GTX 870M and Iris Pro Graphics P580, 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 GeForce GTX 870M stacks up against Iris Pro Graphics P580, check out specs charts below.
GeForce GTX 870M and Iris Pro Graphics P580 are Laptop Graphics Cards
Note: GeForce GTX 870M and Iris Pro Graphics P580 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 GeForce GTX 870M or Iris Pro Graphics P580 here:
Main Specs
GeForce GTX 870M
Iris Pro Graphics P580
Power consumption (TDP)
100 Watt
15 Watt
Interface
MXM-B (3.0)
PCIe 3.0 x1
Supplementary power connectors
None
Memory type
GDDR5
DDR3L/LPDDR3/DDR4
Maximum RAM amount
6 GB
64 GB
Display Connectors
No outputs
No outputs
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GeForce GTX 870M has 566% more power consumption, than Iris Pro Graphics P580.
GeForce GTX 870M is connected by MXM-B (3.0), and Iris Pro Graphics P580 uses PCIe 3.0 x1 interface.
Iris Pro Graphics P580 has 58 GB more memory, than GeForce GTX 870M.
Both cards are used in Laptops.
GeForce GTX 870M is build with Kepler architecture, and Iris Pro Graphics P580 - with Gen. 9 Skylake.
Core clock speed of GeForce GTX 870M is 591 MHz higher, than Iris Pro Graphics P580.
GeForce GTX 870M is manufactured by 28 nm process technology, and Iris Pro Graphics P580 - 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
16−18
10−11
ultra / 1080p
10−11
6−7
QHD / 1440p
4−5
0−1
low / 720p
35−40
21−24
medium / 1080p
21−24
12−14
The average gaming FPS of GeForce GTX 870M in Assassin's Creed Odyssey is 61% more, than Iris Pro Graphics P580.
high / 1080p
27−30
16−18
ultra / 1080p
24−27
14−16
QHD / 1440p
7−8
0−1
4K / 2160p
6−7
−
low / 720p
60−65
35−40
medium / 1080p
30−35
18−20
The average gaming FPS of GeForce GTX 870M in Battlefield 5 is 68% more, than Iris Pro Graphics P580.
low / 768p
50−55
45−50
high / 1080p
50−55
−
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GTX 870M in Call of Duty: Warzone is 10% more, than Iris Pro Graphics P580.
low / 768p
220−230
170−180
medium / 768p
190−200
140−150
ultra / 1080p
100−110
70−75
QHD / 1440p
65−70
40−45
4K / 2160p
35−40
30−33
high / 768p
150−160
100−110
The average gaming FPS of GeForce GTX 870M in Counter-Strike: Global Offensive is 36% more, than Iris Pro Graphics P580.
low / 768p
60−65
55−60
ultra / 1080p
45−50
27−30
medium / 1080p
55−60
45−50
The average gaming FPS of GeForce GTX 870M in Cyberpunk 2077 is 25% more, than Iris Pro Graphics P580.
low / 768p
110−120
90−95
medium / 768p
100−110
75−80
ultra / 1080p
70−75
45−50
The average gaming FPS of GeForce GTX 870M in Dota 2 is 34% more, than Iris Pro Graphics P580.
high / 1080p
21−24
10−12
ultra / 1080p
18−20
10−12
QHD / 1440p
18−20
−
4K / 2160p
6−7
4−5
low / 720p
45−50
27−30
medium / 1080p
21−24
12−14
The average gaming FPS of GeForce GTX 870M in Far Cry 5 is 76% more, than Iris Pro Graphics P580.
high / 1080p
27−30
18−20
ultra / 1080p
21−24
12−14
QHD / 1440p
14−16
−
low / 720p
110−120
75−80
medium / 1080p
60−65
35−40
The average gaming FPS of GeForce GTX 870M in Fortnite is 58% more, than Iris Pro Graphics P580.
high / 1080p
30−33
16−18
ultra / 1080p
21−24
14−16
QHD / 1440p
10−12
4−5
low / 720p
60−65
35−40
medium / 1080p
30−35
18−20
The average gaming FPS of GeForce GTX 870M in Forza Horizon 4 is 77% more, than Iris Pro Graphics P580.
low / 768p
95−100
65−70
medium / 768p
85−90
55−60
high / 1080p
35−40
18−20
ultra / 1080p
14−16
8−9
QHD / 1440p
4−5
0−1
The average gaming FPS of GeForce GTX 870M in Grand Theft Auto V is 55% more, than Iris Pro Graphics P580.
high / 1080p
10−12
6−7
ultra / 1080p
8−9
5−6
4K / 2160p
2−3
1−2
low / 720p
35−40
18−20
medium / 1080p
14−16
9−10
The average gaming FPS of GeForce GTX 870M in Metro Exodus is 75% more, than Iris Pro Graphics P580.
low / 768p
110−120
100−110
ultra / 1080p
−
90−95
medium / 1080p
110−120
95−100
The average gaming FPS of GeForce GTX 870M in Minecraft is 13% more, than Iris Pro Graphics P580.
high / 1080p
−
18−20
ultra / 1080p
14−16
14−16
low / 720p
65−70
40−45
medium / 1080p
18−20
20−22
The average gaming FPS of GeForce GTX 870M in PLAYERUNKNOWN'S BATTLEGROUNDS is 26% more, than Iris Pro Graphics P580.
high / 1080p
14−16
12−14
ultra / 1080p
9−10
8−9
QHD / 1440p
0−1
0−1
low / 720p
30−35
18−20
medium / 1080p
18−20
12−14
The average gaming FPS of GeForce GTX 870M in Red Dead Redemption 2 is 46% more, than Iris Pro Graphics P580.
low / 768p
65−70
35−40
medium / 768p
40−45
21−24
high / 1080p
21−24
12−14
ultra / 1080p
12−14
8−9
4K / 2160p
7−8
7−8
The average gaming FPS of GeForce GTX 870M in The Witcher 3: Wild Hunt is 76% more, than Iris Pro Graphics P580.
low / 768p
90−95
90−95
medium / 768p
60−65
50−55
ultra / 1080p
35−40
24−27
high / 768p
55−60
40−45
The average gaming FPS of GeForce GTX 870M in World of Tanks is 16% more, than Iris Pro Graphics P580.
Full Specs
GeForce GTX 870M
Iris Pro Graphics P580
Architecture
Kepler
Gen. 9 Skylake
Code name
N15P-GT
Skylake GT4e
Type
Laptop
Laptop
Release date
12 March 2014
1 September 2015
Pipelines
1344
72
Core clock speed
941 MHz
350 MHz
Boost Clock
967 MHz
1100 MHz
Transistor count
3,540 million
189 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
108.3
75.60
Floating-point performance
2,599 gflops
Memory bus width
192 Bit
Memory bandwidth
120.0 GB/s
Shared memory
-
+
DirectX
12 (11_0)
12 (12_1)
Shader Model
5.1
6.4
OpenGL
4.5
4.6
OpenCL
1.1
2.1
Vulkan
1.1.126
1.1.97
CUDA
+
CUDA cores
1344
Bus support
PCI Express 2.0, PCI Express 3.0
SLI options
+
HDMI
+
Bitcoin / BTC (SHA256)
82 Mh/s
Laptop size
large
Standard memory configuration
GDDR5
eDP 1.2 signal support
Up to 3840x2160
LVDS signal support
Up to 1920x1200
DisplayPort Multimode (DP++) support
Up to 3840x2160
HDCP content protection
+
7.1 channel HD audio on HDMI
+
TrueHD and DTS-HD audio bitstreaming
+
H.264, VC1, MPEG2 1080p video decoder
+
Optimus
+
Quick Sync
+
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