Iris Plus Graphics 645 vs Apple M1 8-Core GPU
Aggregated performance score
Apple M1 8-Core GPU outperforms Iris Plus Graphics 645 by 254% based on our aggregated benchmark results.
General info
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 344 | 652 |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | no data | Gen. 9.5 Coffee Lake (2019) |
| GPU code name | no data | Kaby Lake GT3e |
| Market segment | Laptop | Laptop |
| Release date | 10 November 2020 (3 years ago) | 10 July 2019 (4 years ago) |
Technical specs
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 8 | 48 |
| Core clock speed | 1278 MHz | 300 MHz |
| Boost clock speed | no data | 1150 MHz |
| Manufacturing process technology | 5 nm | 14 nm |
| Power consumption (TDP) | no data | 15 Watt |
| Texture fill rate | no data | 50.40 |
Size and compatibility
Information on Apple M1 8-Core GPU and Iris Plus Graphics 645 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
| Interface | no data | PCIe 3.0 x1 |
Memory
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 type | no data | DDR3, DDR4 |
| Maximum RAM amount | no data | System Shared |
| Memory bus width | no data | System Shared |
| Memory clock speed | no data | System Shared |
| Shared memory | + | + |
Video outputs and ports
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 Connectors | no data | No outputs |
Technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Quick Sync | no data | + |
API support
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | no data | 12 (12_1) |
| Shader Model | no data | 6.4 |
| OpenGL | no data | 4.6 |
| OpenCL | no data | 2.1 |
| Vulkan | no data | 1.1.103 |
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 HD | 28
+7.7%
| 26
−7.7%
|
FPS performance in popular games
Full HD
Low Preset
| Cyberpunk 2077 | 21−24
+214%
|
7−8
−214%
|
Full HD
Medium Preset
| Assassin's Creed Odyssey | 27−30
+314%
|
7−8
−314%
|
| Assassin's Creed Valhalla | 21−24
+1050%
|
2−3
−1050%
|
| Battlefield 5 | 45−50
+336%
|
10−12
−336%
|
| Call of Duty: Modern Warfare | 35−40
+157%
|
14−16
−157%
|
| Cyberpunk 2077 | 21−24
+214%
|
7−8
−214%
|
| Far Cry 5 | 35−40
+414%
|
7−8
−414%
|
| Far Cry New Dawn | 35−40
+375%
|
8−9
−375%
|
| Forza Horizon 4 | 50−55
+317%
|
12−14
−317%
|
| Hitman 3 | 35−40
+375%
|
8−9
−375%
|
| Horizon Zero Dawn | 27−30
+314%
|
7−8
−314%
|
| Red Dead Redemption 2 | 24−27
+200%
|
8−9
−200%
|
| Shadow of the Tomb Raider | 27
+145%
|
10−12
−145%
|
| Watch Dogs: Legion | 24−27
+550%
|
4−5
−550%
|
Full HD
High Preset
| Assassin's Creed Odyssey | 27−30
+314%
|
7−8
−314%
|
| Assassin's Creed Valhalla | 21−24
+1050%
|
2−3
−1050%
|
| Battlefield 5 | 45−50
+336%
|
10−12
−336%
|
| Call of Duty: Modern Warfare | 35−40
+157%
|
14−16
−157%
|
| Cyberpunk 2077 | 21−24
+214%
|
7−8
−214%
|
| Far Cry 5 | 35−40
+414%
|
7−8
−414%
|
| Far Cry New Dawn | 35−40
+375%
|
8−9
−375%
|
| Forza Horizon 4 | 50−55
+317%
|
12−14
−317%
|
| Hitman 3 | 35−40
+375%
|
8−9
−375%
|
| Horizon Zero Dawn | 27−30
+314%
|
7−8
−314%
|
| Metro Exodus | 21−24
+267%
|
6−7
−267%
|
| Red Dead Redemption 2 | 24−27
+200%
|
8−9
−200%
|
| Shadow of the Tomb Raider | 32
+191%
|
10−12
−191%
|
| The Witcher 3: Wild Hunt | 27−30
+222%
|
9−10
−222%
|
| Watch Dogs: Legion | 24−27
+550%
|
4−5
−550%
|
Full HD
Ultra Preset
| Assassin's Creed Odyssey | 27−30
+314%
|
7−8
−314%
|
| Assassin's Creed Valhalla | 21−24
+1050%
|
2−3
−1050%
|
| Battlefield 5 | 45−50
+336%
|
10−12
−336%
|
| Cyberpunk 2077 | 21−24
+214%
|
7−8
−214%
|
| Far Cry 5 | 35−40
+414%
|
7−8
−414%
|
| Far Cry New Dawn | 35−40
+375%
|
8−9
−375%
|
| Forza Horizon 4 | 50−55
+317%
|
12−14
−317%
|
| The Witcher 3: Wild Hunt | 27−30
+222%
|
9−10
−222%
|
| Watch Dogs: Legion | 24−27
+550%
|
4−5
−550%
|
1440p
High Preset
| Call of Duty: Modern Warfare | 20−22
+233%
|
6−7
−233%
|
| Hitman 3 | 21−24
+214%
|
7−8
−214%
|
| Horizon Zero Dawn | 20−22
+100%
|
10−11
−100%
|
| Metro Exodus | 12−14
+500%
|
2−3
−500%
|
| Red Dead Redemption 2 | 10−11
+400%
|
2−3
−400%
|
| Shadow of the Tomb Raider | 18−20
+157%
|
7−8
−157%
|
1440p
Ultra Preset
| Assassin's Creed Odyssey | 14−16
+600%
|
2−3
−600%
|
| Assassin's Creed Valhalla | 10−12
+267%
|
3−4
−267%
|
| Battlefield 5 | 27−30
+263%
|
8−9
−263%
|
| Cyberpunk 2077 | 7−8
+250%
|
2−3
−250%
|
| Far Cry 5 | 21−24
+283%
|
6−7
−283%
|
| Far Cry New Dawn | 24−27
+1150%
|
2−3
−1150%
|
| Forza Horizon 4 | 27−30
+575%
|
4−5
−575%
|
| The Witcher 3: Wild Hunt | 14−16
+250%
|
4−5
−250%
|
| Watch Dogs: Legion | 8−9
+300%
|
2−3
−300%
|
4K
High Preset
| Call of Duty: Modern Warfare | 10−11
+233%
|
3−4
−233%
|
| Hitman 3 | 12−14
+225%
|
4−5
−225%
|
| Horizon Zero Dawn | 10−11
+42.9%
|
7−8
−42.9%
|
| Metro Exodus | 7−8
+600%
|
1−2
−600%
|
| Red Dead Redemption 2 | 8−9
+300%
|
2−3
−300%
|
| Shadow of the Tomb Raider | 8−9
+700%
|
1−2
−700%
|
| The Witcher 3: Wild Hunt | 12−14
+333%
|
3−4
−333%
|
4K
Ultra Preset
| Assassin's Creed Odyssey | 8−9
+300%
|
2−3
−300%
|
| Assassin's Creed Valhalla | 7−8
+600%
|
1−2
−600%
|
| Battlefield 5 | 14−16
+367%
|
3−4
−367%
|
| Cyberpunk 2077 | 2−3 | 0−1 |
| Far Cry 5 | 10−12
+175%
|
4−5
−175%
|
| Far Cry New Dawn | 14−16
+100%
|
7−8
−100%
|
| Forza Horizon 4 | 18−20
+1800%
|
1−2
−1800%
|
| Watch Dogs: Legion | 5−6
+400%
|
1−2
−400%
|
This is how Apple M1 8-Core GPU and Iris Plus Graphics 645 compete in popular games:
- Apple M1 8-Core GPU is 7.7% faster than Iris Plus Graphics 645 in 1080p
Here's the range of performance differences observed across popular games:
- in Forza Horizon 4, with 4K resolution and the Ultra Preset, the Apple M1 8-Core GPU is 1800% faster than the Iris Plus Graphics 645.
All in all, in popular games:
- Without exception, Apple M1 8-Core GPU surpassed Iris Plus Graphics 645 in all 60 of our tests.
Advantages and disadvantages
| Performance score | 14.04 | 3.97 |
| Recency | 10 November 2020 | 10 July 2019 |
| Chip lithography | 5 nm | 14 nm |
The Apple M1 8-Core GPU is our recommended choice as it beats the Iris Plus Graphics 645 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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