GeForce GT 745M vs Iris Pro Graphics P580

VS

Aggregate performance score

We've compared Iris Pro Graphics P580 with GeForce GT 745M, including specs and performance data.

Iris Pro Graphics P580
2015
64 GB DDR3L/LPDDR3/DDR4, 15 Watt
5.23
+85.5%

Iris Pro Graphics P580 outperforms GT 745M by an impressive 85% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking611789
Place by popularitynot in top-100not in top-100
Power efficiency24.904.48
ArchitectureGeneration 9.0 (2015−2016)Kepler (2012−2018)
GPU code nameSkylake GT4eGK107
Market segmentDesktopLaptop
Release date1 September 2015 (9 years ago)1 April 2013 (11 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores576384
Core clock speed350 MHz549 MHz
Boost clock speed1050 MHzno data
Number of transistors189 million1,270 million
Manufacturing process technology14 nm+28 nm
Power consumption (TDP)15 Watt45 Watt
Texture fill rate75.6017.57
Floating-point processing power1.21 TFLOPS0.4216 TFLOPS
ROPs916
TMUs7232

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizeno datamedium sized
Bus supportno dataPCI Express 3.0
InterfaceRing BusPCIe 3.0 x16
WidthIGPno data

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeDDR3L/LPDDR3/DDR4GDDR5
Maximum RAM amount64 GB2 GB
Standard memory configurationno dataDDR3/GDDR5
Memory bus widthSystem Shared128 Bit
Memory clock speedSystem Shared1000 MHz
Memory bandwidthno data64 GB/s
Shared memory+-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsPortable Device DependentNo outputs
eDP 1.2 signal supportno dataUp to 3840x2160
LVDS signal supportno dataUp to 1920x1200
VGA аnalog display supportno dataUp to 2048x1536
DisplayPort Multimode (DP++) supportno dataUp to 3840x2160
HDMI-+
HDCP content protection-+
7.1 channel HD audio on HDMI-+
TrueHD and DTS-HD audio bitstreaming-+

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Blu-Ray 3D Support-+
H.264, VC1, MPEG2 1080p video decoder-+
Optimus-+
3D Vision / 3DTV Play-+
Quick Sync+no data

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_1)12 API
Shader Model6.45.1
OpenGL4.64.5
OpenCL3.01.1
Vulkan1.31.1.126
CUDA-+

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Iris Pro Graphics P580 5.23
+85.5%
GT 745M 2.82

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Iris Pro Graphics P580 2020
+85.3%
GT 745M 1090

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

900p60−65
+81.8%
33
−81.8%
Full HD50−55
+72.4%
29
−72.4%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 9−10
+50%
6−7
−50%

Full HD
Medium Preset

Assassin's Creed Odyssey 14−16
+55.6%
9−10
−55.6%
Assassin's Creed Valhalla 6−7
+500%
1−2
−500%
Battlefield 5 14−16
+250%
4−5
−250%
Call of Duty: Modern Warfare 10−12
+57.1%
7−8
−57.1%
Cyberpunk 2077 9−10
+50%
6−7
−50%
Far Cry 5 10−12
+120%
5−6
−120%
Far Cry New Dawn 14−16
+87.5%
8−9
−87.5%
Forza Horizon 4 30−35
+120%
14−16
−120%
Hitman 3 10−12
+37.5%
8−9
−37.5%
Horizon Zero Dawn 30−35
+50%
21−24
−50%
Metro Exodus 12−14
+333%
3−4
−333%
Red Dead Redemption 2 14−16
+100%
7−8
−100%
Shadow of the Tomb Raider 18−20
+58.3%
12−14
−58.3%
Watch Dogs: Legion 45−50
+23.7%
35−40
−23.7%

Full HD
High Preset

Assassin's Creed Odyssey 14−16
+55.6%
9−10
−55.6%
Assassin's Creed Valhalla 6−7
+500%
1−2
−500%
Battlefield 5 14−16
+250%
4−5
−250%
Call of Duty: Modern Warfare 10−12
+57.1%
7−8
−57.1%
Cyberpunk 2077 9−10
+50%
6−7
−50%
Far Cry 5 10−12
+120%
5−6
−120%
Far Cry New Dawn 14−16
+87.5%
8−9
−87.5%
Forza Horizon 4 30−35
+120%
14−16
−120%
Hitman 3 10−12
+37.5%
8−9
−37.5%
Horizon Zero Dawn 30−35
+50%
21−24
−50%
Metro Exodus 12−14
+333%
3−4
−333%
Red Dead Redemption 2 14−16
+100%
7−8
−100%
Shadow of the Tomb Raider 18−20
+58.3%
12−14
−58.3%
The Witcher 3: Wild Hunt 18−20
+28.6%
14−16
−28.6%
Watch Dogs: Legion 45−50
+23.7%
35−40
−23.7%

Full HD
Ultra Preset

Assassin's Creed Odyssey 14−16
+55.6%
9−10
−55.6%
Assassin's Creed Valhalla 6−7
+500%
1−2
−500%
Call of Duty: Modern Warfare 10−12
+57.1%
7−8
−57.1%
Cyberpunk 2077 9−10
+50%
6−7
−50%
Far Cry 5 10−12
+120%
5−6
−120%
Forza Horizon 4 30−35
+120%
14−16
−120%
Hitman 3 10−12
+37.5%
8−9
−37.5%
Horizon Zero Dawn 30−35
+50%
21−24
−50%
Shadow of the Tomb Raider 18−20
+58.3%
12−14
−58.3%
The Witcher 3: Wild Hunt 18−20
+28.6%
14−16
−28.6%
Watch Dogs: Legion 45−50
+23.7%
35−40
−23.7%

Full HD
Epic Preset

Red Dead Redemption 2 14−16
+100%
7−8
−100%

1440p
High Preset

Battlefield 5 10−11
+100%
5−6
−100%
Far Cry New Dawn 8−9
+100%
4−5
−100%

1440p
Ultra Preset

Assassin's Creed Odyssey 5−6
+150%
2−3
−150%
Assassin's Creed Valhalla 0−1 0−1
Call of Duty: Modern Warfare 5−6
+150%
2−3
−150%
Cyberpunk 2077 2−3
+100%
1−2
−100%
Far Cry 5 6−7
+100%
3−4
−100%
Forza Horizon 4 12−14
+85.7%
7−8
−85.7%
Hitman 3 9−10
+12.5%
8−9
−12.5%
Horizon Zero Dawn 12−14
+71.4%
7−8
−71.4%
Metro Exodus 3−4
+200%
1−2
−200%
The Witcher 3: Wild Hunt 4−5
+100%
2−3
−100%
Watch Dogs: Legion 30−35
+94.1%
16−18
−94.1%

1440p
Epic Preset

Red Dead Redemption 2 9−10
+50%
6−7
−50%

4K
High Preset

Battlefield 5 4−5
+300%
1−2
−300%
Far Cry New Dawn 3−4
+50%
2−3
−50%
Hitman 3 1−2 0−1
Horizon Zero Dawn 9−10
+125%
4−5
−125%
Metro Exodus 2−3
+100%
1−2
−100%
The Witcher 3: Wild Hunt 1−2 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 3−4
+50%
2−3
−50%
Assassin's Creed Valhalla 2−3
+100%
1−2
−100%
Call of Duty: Modern Warfare 2−3
+100%
1−2
−100%
Cyberpunk 2077 0−1 0−1
Far Cry 5 3−4
+200%
1−2
−200%
Forza Horizon 4 4−5 0−1
Watch Dogs: Legion 2−3
+100%
1−2
−100%

4K
Epic Preset

Red Dead Redemption 2 6−7
+50%
4−5
−50%

This is how Iris Pro Graphics P580 and GT 745M compete in popular games:

  • Iris Pro Graphics P580 is 82% faster in 900p
  • Iris Pro Graphics P580 is 72% faster in 1080p

Here's the range of performance differences observed across popular games:

  • in Assassin's Creed Valhalla, with 1080p resolution and the Medium Preset, the Iris Pro Graphics P580 is 500% faster.

All in all, in popular games:

  • Without exception, Iris Pro Graphics P580 surpassed GT 745M in all 61 of our tests.

Pros & cons summary


Performance score 5.23 2.82
Recency 1 September 2015 1 April 2013
Maximum RAM amount 64 GB 2 GB
Chip lithography 14 nm 28 nm
Power consumption (TDP) 15 Watt 45 Watt

Iris Pro Graphics P580 has a 85.5% higher aggregate performance score, an age advantage of 2 years, a 3100% higher maximum VRAM amount, a 100% more advanced lithography process, and 200% lower power consumption.

The Iris Pro Graphics P580 is our recommended choice as it beats the GeForce GT 745M in performance tests.

Be aware that Iris Pro Graphics P580 is a desktop card while GeForce GT 745M is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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Intel Iris Pro Graphics P580
Iris Pro Graphics P580
NVIDIA GeForce GT 745M
GeForce GT 745M

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.8 4 votes

Rate Iris Pro Graphics P580 on a scale of 1 to 5:

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4 83 votes

Rate GeForce GT 745M on a scale of 1 to 5:

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Questions & comments

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