GeForce GT 740 vs Iris Pro Graphics P580
Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 740 and Iris Pro Graphics P580. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 740 and Iris Pro Graphics P580. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
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
GeForce GT 740
Iris Pro Graphics P580
Power consumption (TDP)
64 Watt
15 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Supplementary power connectors
1x 6-pin
Memory type
GDDR5
DDR3L/LPDDR3/DDR4
Maximum RAM amount
1 GB
64 GB
Display Connectors
2x DVI, 1x mini-HDMI
No outputs
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GeForce GT 740 has 326% more power consumption, than Iris Pro Graphics P580.
GeForce GT 740 is connected by PCIe 3.0 x16, and Iris Pro Graphics P580 uses PCIe 3.0 x1 interface.
Iris Pro Graphics P580 has 63 GB more memory, than GeForce GT 740.
GeForce GT 740 is used in Desktops, and Iris Pro Graphics P580 - in Laptops.
GeForce GT 740 is build with Kepler architecture, and Iris Pro Graphics P580 - with Gen. 9 Skylake.
Core clock speed of GeForce GT 740 is 643 MHz higher, than Iris Pro Graphics P580.
GeForce GT 740 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
7−8
10−11
ultra / 1080p
4−5
6−7
QHD / 1440p
0−1
0−1
low / 720p
16−18
21−24
medium / 1080p
8−9
12−14
The average gaming FPS of Iris Pro Graphics P580 in Assassin's Creed Odyssey is 44% more, than GeForce GT 740.
high / 1080p
12−14
16−18
ultra / 1080p
10−11
14−16
QHD / 1440p
0−1
0−1
low / 720p
24−27
35−40
medium / 1080p
12−14
18−20
The average gaming FPS of Iris Pro Graphics P580 in Battlefield 5 is 46% more, than GeForce GT 740.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
GeForce GT 740 and Iris Pro Graphics P580 have the same average FPS in Call of Duty: Warzone.
low / 768p
140−150
170−180
medium / 768p
110−120
140−150
ultra / 1080p
55−60
70−75
QHD / 1440p
30−33
40−45
4K / 2160p
27−30
30−33
high / 768p
80−85
100−110
The average gaming FPS of Iris Pro Graphics P580 in Counter-Strike: Global Offensive is 25% more, than GeForce GT 740.
low / 768p
55−60
55−60
ultra / 1080p
20−22
27−30
medium / 1080p
45−50
45−50
The average gaming FPS of Iris Pro Graphics P580 in Cyberpunk 2077 is 4% more, than GeForce GT 740.
low / 768p
80−85
90−95
medium / 768p
60−65
75−80
ultra / 1080p
35−40
45−50
The average gaming FPS of Iris Pro Graphics P580 in Dota 2 is 20% more, than GeForce GT 740.
high / 1080p
8−9
10−12
ultra / 1080p
8−9
10−12
4K / 2160p
3−4
4−5
low / 720p
20−22
27−30
medium / 1080p
9−10
12−14
The average gaming FPS of Iris Pro Graphics P580 in Far Cry 5 is 30% more, than GeForce GT 740.
high / 1080p
14−16
18−20
ultra / 1080p
10−12
12−14
low / 720p
60−65
75−80
medium / 1080p
24−27
35−40
The average gaming FPS of Iris Pro Graphics P580 in Fortnite is 28% more, than GeForce GT 740.
high / 1080p
12−14
16−18
ultra / 1080p
10−12
14−16
QHD / 1440p
1−2
4−5
low / 720p
27−30
35−40
medium / 1080p
14−16
18−20
The average gaming FPS of Iris Pro Graphics P580 in Forza Horizon 4 is 38% more, than GeForce GT 740.
low / 768p
55−60
65−70
medium / 768p
45−50
55−60
high / 1080p
12−14
18−20
ultra / 1080p
6−7
8−9
QHD / 1440p
0−1
0−1
The average gaming FPS of Iris Pro Graphics P580 in Grand Theft Auto V is 22% more, than GeForce GT 740.
high / 1080p
5−6
6−7
ultra / 1080p
3−4
5−6
4K / 2160p
0−1
1−2
low / 720p
12−14
18−20
medium / 1080p
6−7
9−10
The average gaming FPS of Iris Pro Graphics P580 in Metro Exodus is 42% more, than GeForce GT 740.
low / 768p
95−100
100−110
high / 1080p
90−95
−
ultra / 1080p
80−85
90−95
medium / 1080p
90−95
95−100
The average gaming FPS of Iris Pro Graphics P580 in Minecraft is 8% more, than GeForce GT 740.
high / 1080p
16−18
18−20
ultra / 1080p
14−16
14−16
low / 720p
30−35
40−45
medium / 1080p
18−20
20−22
The average gaming FPS of Iris Pro Graphics P580 in PLAYERUNKNOWN'S BATTLEGROUNDS is 20% more, than GeForce GT 740.
high / 1080p
−
12−14
ultra / 1080p
7−8
8−9
QHD / 1440p
0−1
0−1
low / 720p
12−14
18−20
medium / 1080p
10−12
12−14
The average gaming FPS of Iris Pro Graphics P580 in Red Dead Redemption 2 is 30% more, than GeForce GT 740.
low / 768p
24−27
35−40
medium / 768p
16−18
21−24
high / 1080p
9−10
12−14
ultra / 1080p
6−7
8−9
4K / 2160p
6−7
7−8
The average gaming FPS of Iris Pro Graphics P580 in The Witcher 3: Wild Hunt is 30% more, than GeForce GT 740.
low / 768p
85−90
90−95
medium / 768p
45−50
50−55
ultra / 1080p
20−22
24−27
high / 768p
35−40
40−45
The average gaming FPS of Iris Pro Graphics P580 in World of Tanks is 10% more, than GeForce GT 740.
Full Specs
GeForce GT 740
Iris Pro Graphics P580
Architecture
Kepler
Gen. 9 Skylake
Code name
GK107
Skylake GT4e
Type
Desktop
Laptop
Release date
29 May 2014
1 September 2015
Pipelines
384
72
Core clock speed
993 MHz
350 MHz
Boost Clock
1100 MHz
Transistor count
1,270 million
189 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
31.78
75.60
Floating-point performance
762.6 gflops
Length
145 mm
Memory bus width
128 Bit
Memory clock speed
5012 MHz
Memory bandwidth
80.19 GB/s
Shared memory
+
DirectX
12 (11_0)
12 (12_1)
Shader Model
5.1
6.4
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.1.126
1.1.97
CUDA
3.0
Bitcoin / BTC (SHA256)
25 Mh/s
Quick Sync
+
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