GeForce GTX 780M Mac Edition vs Iris Plus Graphics 655

VS

Aggregate performance score

We've compared Iris Plus Graphics 655 and GeForce GTX 780M Mac Edition, covering specs and all relevant benchmarks.

Iris Plus Graphics 655
2018
15 Watt
4.49

GTX 780M Mac Edition outperforms Iris Plus Graphics 655 by a considerable 49% based on our aggregate benchmark results.

Primary details

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

Place in the ranking663563
Place by popularitynot in top-100not in top-100
Power efficiency20.523.76
ArchitectureGeneration 9.5 (2016−2020)Kepler (2012−2018)
GPU code nameCoffee Lake GT3eGK104
Market segmentLaptopLaptop
Release date3 April 2018 (6 years ago)8 November 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 cores3841536
Core clock speed300 MHz771 MHz
Boost clock speed1050 MHz797 MHz
Number of transistors189 million3,540 million
Manufacturing process technology14 nm+++28 nm
Power consumption (TDP)15 Watt122 Watt
Texture fill rate50.40102.0
Floating-point processing power0.8064 TFLOPS2.448 TFLOPS
ROPs632
TMUs48128

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).

InterfaceRing BusMXM-B (3.0)

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 typeSystem SharedGDDR5
Maximum RAM amountSystem Shared4 GB
Memory bus widthSystem Shared256 Bit
Memory clock speedSystem Shared1250 MHz
Memory bandwidthno data160.0 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

Supported technologies

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

Quick Sync+no data

API compatibility

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

DirectX12 (12_1)12 (11_0)
Shader Model6.45.1
OpenGL4.64.6
OpenCL3.01.2
Vulkan1.31.1.126
CUDA-3.0

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:

Full HD20
−35%
27−30
+35%
1440p10
−40%
14−16
+40%
4K12
−33.3%
16−18
+33.3%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 7−8
−42.9%
10−11
+42.9%

Full HD
Medium Preset

Assassin's Creed Odyssey 12−14
−33.3%
16−18
+33.3%
Assassin's Creed Valhalla 4−5
−25%
5−6
+25%
Battlefield 5 10−11
−40%
14−16
+40%
Call of Duty: Modern Warfare 9−10
−33.3%
12−14
+33.3%
Cyberpunk 2077 7−8
−42.9%
10−11
+42.9%
Far Cry 5 9−10
−33.3%
12−14
+33.3%
Far Cry New Dawn 12−14
−33.3%
16−18
+33.3%
Forza Horizon 4 46
−41.3%
65−70
+41.3%
Hitman 3 10−11
−40%
14−16
+40%
Horizon Zero Dawn 27−30
−42.9%
40−45
+42.9%
Metro Exodus 9−10
−33.3%
12−14
+33.3%
Red Dead Redemption 2 10−12
−45.5%
16−18
+45.5%
Shadow of the Tomb Raider 23
−30.4%
30−33
+30.4%
Watch Dogs: Legion 40−45
−47.7%
65−70
+47.7%

Full HD
High Preset

Assassin's Creed Odyssey 12−14
−33.3%
16−18
+33.3%
Assassin's Creed Valhalla 4−5
−25%
5−6
+25%
Battlefield 5 10−11
−40%
14−16
+40%
Call of Duty: Modern Warfare 9−10
−33.3%
12−14
+33.3%
Cyberpunk 2077 7−8
−42.9%
10−11
+42.9%
Far Cry 5 9−10
−33.3%
12−14
+33.3%
Far Cry New Dawn 12−14
−33.3%
16−18
+33.3%
Forza Horizon 4 40
−37.5%
55−60
+37.5%
Hitman 3 10−11
−40%
14−16
+40%
Horizon Zero Dawn 27−30
−42.9%
40−45
+42.9%
Metro Exodus 9−10
−33.3%
12−14
+33.3%
Red Dead Redemption 2 10−12
−45.5%
16−18
+45.5%
Shadow of the Tomb Raider 17
−41.2%
24−27
+41.2%
The Witcher 3: Wild Hunt 16−18
−31.3%
21−24
+31.3%
Watch Dogs: Legion 40−45
−47.7%
65−70
+47.7%

Full HD
Ultra Preset

Assassin's Creed Odyssey 12−14
−33.3%
16−18
+33.3%
Assassin's Creed Valhalla 4−5
−25%
5−6
+25%
Call of Duty: Modern Warfare 9−10
−33.3%
12−14
+33.3%
Cyberpunk 2077 7−8
−42.9%
10−11
+42.9%
Far Cry 5 9−10
−33.3%
12−14
+33.3%
Forza Horizon 4 24−27
−34.6%
35−40
+34.6%
Hitman 3 10−11
−40%
14−16
+40%
Horizon Zero Dawn 10
−40%
14−16
+40%
Shadow of the Tomb Raider 15
−40%
21−24
+40%
The Witcher 3: Wild Hunt 6
−33.3%
8−9
+33.3%
Watch Dogs: Legion 40−45
−47.7%
65−70
+47.7%

Full HD
Epic Preset

Red Dead Redemption 2 10−12
−45.5%
16−18
+45.5%

1440p
High Preset

Battlefield 5 8−9
−25%
10−11
+25%
Far Cry New Dawn 6−7
−33.3%
8−9
+33.3%

1440p
Ultra Preset

Assassin's Creed Odyssey 4−5
−25%
5−6
+25%
Call of Duty: Modern Warfare 3−4
−33.3%
4−5
+33.3%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Far Cry 5 5−6
−40%
7−8
+40%
Forza Horizon 4 6−7
−33.3%
8−9
+33.3%
Hitman 3 9−10
−33.3%
12−14
+33.3%
Horizon Zero Dawn 10−11
−40%
14−16
+40%
Metro Exodus 0−1 0−1
The Witcher 3: Wild Hunt 3−4
−33.3%
4−5
+33.3%
Watch Dogs: Legion 24−27
−34.6%
35−40
+34.6%

1440p
Epic Preset

Red Dead Redemption 2 8−9
−25%
10−11
+25%

4K
High Preset

Battlefield 5 3−4
−33.3%
4−5
+33.3%
Far Cry New Dawn 3−4
−33.3%
4−5
+33.3%
Hitman 3 0−1 0−1
Horizon Zero Dawn 1−2
+0%
1−2
+0%
Metro Exodus 1−2
+0%
1−2
+0%

4K
Ultra Preset

Assassin's Creed Odyssey 3−4
−33.3%
4−5
+33.3%
Assassin's Creed Valhalla 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 2−3
+0%
2−3
+0%
Cyberpunk 2077 0−1 0−1
Far Cry 5 2−3
+0%
2−3
+0%
Forza Horizon 4 3−4
−33.3%
4−5
+33.3%
Watch Dogs: Legion 1−2
+0%
1−2
+0%

4K
Epic Preset

Red Dead Redemption 2 5−6
−40%
7−8
+40%

This is how Iris Plus Graphics 655 and GTX 780M Mac Edition compete in popular games:

  • GTX 780M Mac Edition is 35% faster in 1080p
  • GTX 780M Mac Edition is 40% faster in 1440p
  • GTX 780M Mac Edition is 33% faster in 4K

Pros & cons summary


Performance score 4.49 6.70
Recency 3 April 2018 8 November 2013
Chip lithography 14 nm 28 nm
Power consumption (TDP) 15 Watt 122 Watt

Iris Plus Graphics 655 has an age advantage of 4 years, a 100% more advanced lithography process, and 713.3% lower power consumption.

GTX 780M Mac Edition, on the other hand, has a 49.2% higher aggregate performance score.

The GeForce GTX 780M Mac Edition is our recommended choice as it beats the Iris Plus Graphics 655 in performance tests.


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 Plus Graphics 655
Iris Plus Graphics 655
NVIDIA GeForce GTX 780M Mac Edition
GeForce GTX 780M Mac Edition

Comparisons with similar GPUs

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Community ratings

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