Iris Pro Graphics P580 vs Radeon HD 6870
If you are going to buy a new graphics card and are choosing between Iris Pro Graphics P580 and Radeon HD 6870, 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 Pro Graphics P580 stacks up against Radeon HD 6870, check out specs charts below.
Iris Pro Graphics P580 is a Laptop Graphics Card
Note: Iris Pro Graphics P580 is only used in laptop graphics. It has 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 P580 here:
Main Specs
Iris Pro Graphics P580
Radeon HD 6870
Power consumption (TDP)
15 Watt
151 Watt
Interface
PCIe 3.0 x1
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
Memory type
DDR3L/LPDDR3/DDR4
GDDR5
Maximum RAM amount
64 GB
1 GB
Display Connectors
No outputs
2x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 6870 has 906% more power consumption, than Iris Pro Graphics P580.
Iris Pro Graphics P580 is connected by PCIe 3.0 x1, and Radeon HD 6870 uses PCIe 2.0 x16 interface.
Iris Pro Graphics P580 has 63 GB more memory, than Radeon HD 6870.
Iris Pro Graphics P580 is used in Laptops, and Radeon HD 6870 - in Desktops.
Iris Pro Graphics P580 is build with Gen. 9 Skylake architecture, and Radeon HD 6870 - with Terascale 2.
Iris Pro Graphics P580 is manufactured by 14 nm process technology, and Radeon HD 6870 - by 40 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
10−11
10−12
ultra / 1080p
6−7
6−7
QHD / 1440p
0−1
1−2
low / 720p
21−24
24−27
medium / 1080p
12−14
12−14
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 7% more, than Iris Pro Graphics P580.
high / 1080p
16−18
18−20
ultra / 1080p
14−16
14−16
QHD / 1440p
0−1
1−2
low / 720p
35−40
35−40
medium / 1080p
18−20
20−22
The average gaming FPS of Radeon HD 6870 in Battlefield 5 is 4% more, than Iris Pro Graphics P580.
low / 768p
45−50
45−50
QHD / 1440p
0−1
0−1
Iris Pro Graphics P580 and Radeon HD 6870 have the same average FPS in Call of Duty: Warzone.
low / 768p
170−180
180−190
medium / 768p
140−150
140−150
ultra / 1080p
70−75
75−80
QHD / 1440p
40−45
40−45
4K / 2160p
30−33
30−33
high / 768p
100−110
110−120
The average gaming FPS of Radeon HD 6870 in Counter-Strike: Global Offensive is 4% more, than Iris Pro Graphics P580.
low / 768p
55−60
55−60
ultra / 1080p
27−30
30−33
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6870 in Cyberpunk 2077 is 2% more, than Iris Pro Graphics P580.
low / 768p
90−95
95−100
medium / 768p
75−80
75−80
ultra / 1080p
45−50
50−55
The average gaming FPS of Radeon HD 6870 in Dota 2 is 4% more, than Iris Pro Graphics P580.
high / 1080p
10−12
12−14
ultra / 1080p
10−12
12−14
4K / 2160p
4−5
5−6
low / 720p
27−30
27−30
medium / 1080p
12−14
14−16
The average gaming FPS of Radeon HD 6870 in Far Cry 5 is 15% more, than Iris Pro Graphics P580.
high / 1080p
18−20
20−22
ultra / 1080p
12−14
14−16
low / 720p
75−80
80−85
medium / 1080p
35−40
35−40
The average gaming FPS of Radeon HD 6870 in Fortnite is 8% more, than Iris Pro Graphics P580.
high / 1080p
16−18
18−20
ultra / 1080p
14−16
14−16
QHD / 1440p
4−5
5−6
low / 720p
35−40
40−45
medium / 1080p
18−20
21−24
The average gaming FPS of Radeon HD 6870 in Forza Horizon 4 is 11% more, than Iris Pro Graphics P580.
low / 768p
65−70
70−75
medium / 768p
55−60
60−65
high / 1080p
18−20
21−24
ultra / 1080p
8−9
9−10
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 6870 in Grand Theft Auto V is 7% more, than Iris Pro Graphics P580.
high / 1080p
6−7
7−8
ultra / 1080p
5−6
5−6
4K / 2160p
1−2
1−2
low / 720p
18−20
21−24
medium / 1080p
9−10
9−10
The average gaming FPS of Radeon HD 6870 in Metro Exodus is 12% more, than Iris Pro Graphics P580.
low / 768p
100−110
100−110
ultra / 1080p
90−95
90−95
medium / 1080p
95−100
100−105
The average gaming FPS of Radeon HD 6870 in Minecraft is 2% more, than Iris Pro Graphics P580.
high / 1080p
18−20
18−20
ultra / 1080p
14−16
16−18
low / 720p
40−45
45−50
medium / 1080p
20−22
21−24
The average gaming FPS of Radeon HD 6870 in PLAYERUNKNOWN'S BATTLEGROUNDS is 8% more, than Iris Pro Graphics P580.
high / 1080p
12−14
12−14
ultra / 1080p
8−9
8−9
QHD / 1440p
0−1
0−1
low / 720p
18−20
20−22
medium / 1080p
12−14
12−14
Iris Pro Graphics P580 and Radeon HD 6870 have the same average FPS in Red Dead Redemption 2.
low / 768p
35−40
40−45
medium / 768p
21−24
24−27
high / 1080p
12−14
14−16
ultra / 1080p
8−9
8−9
4K / 2160p
7−8
7−8
The average gaming FPS of Radeon HD 6870 in The Witcher 3: Wild Hunt is 11% more, than Iris Pro Graphics P580.
low / 768p
90−95
95−100
medium / 768p
50−55
55−60
ultra / 1080p
24−27
27−30
high / 768p
40−45
45−50
The average gaming FPS of Radeon HD 6870 in World of Tanks is 7% more, than Iris Pro Graphics P580.
Full Specs
Iris Pro Graphics P580
Radeon HD 6870
Architecture
Gen. 9 Skylake
Terascale 2
Code name
Skylake GT4e
RV940 Barts
Type
Laptop
Desktop
Release date
1 September 2015
22 October 2010
Pipelines
72
1120
Core clock speed
350 MHz
Boost Clock
1100 MHz
900 MHz
Transistor count
189 million
1,700 million
Manufacturing process technology
14 nm
40 nm
Texture fill rate
75.60
50.40
Floating-point performance
2,016.0 gflops
Length
220 mm
Memory bus width
256 Bit
Memory clock speed
1050 MHz
Memory bandwidth
134.4 GB/s
Shared memory
+
-
DirectX
12 (12_1)
Shader Model
6.4
5.0
OpenGL
4.6
4.4
OpenCL
2.1
1.2
Vulkan
1.1.97
Bus support
PCIe 2.0 x16
HDMI
+
Bitcoin / BTC (SHA256)
213 Mh/s
Eyefinity
+
Design
reference
CrossFire
+
Quick Sync
+
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