About this Apple iMac
Apple launched this incredible iMac on August 4, 2020. It is listed as an entirely separate model. However, it is a CTO version of the iMac 27-Inch “Core i7” 3.6 (5K, 2020). The significant differences between this CTO model and the base model are that this iMac features a more powerful processor and better GPU options.
The CPU of this iMac is a fast Intel Core i9 processor with 3.6 GHz speed and 10 independent cores. This latest processor offers higher performance because of higher processing speed, extra cores, and more cache memory. It has a shared L3 cache memory of 20 MB which makes it significantly faster than its 2019 iMac predecessors. This iMac is also equipped with a T2 chip for better security.
The standard RAM of this model is 8 GB. It has 512 GB SSD standard storage. It comes with an option to either equip it with a Radeon Pro 5700 graphics processor featuring 8 GB VRAM or a Radeon Pro 5700 XT graphics processor featuring 16 GB VRAM. A 1080p FaceTime HD webcam is also installed, along with the studio-quality three-mic array and stereo speakers.
According to Apple, the display of this iMac is a 27-Inch Retina 5K display which is also one of the best computer displays ever. It has a high-resolution display of 5120 x 2880. True Tone and Nano Texture technologies are also featured in this model. The front of this iMac is glass, while the rear case is aluminum. It is a tapered-edge design model.
A wide range of connectivity options for this iMac includes 4 USB 3.0 ports, 2 Thunderbolt 3 ports (USB-C), Gigabit Ethernet, 802.11ac Wi-Fi, and standard Bluetooth 5.0 wireless. An Apple Magic Keyboard and the multi-touch Magic Mouse 2 are also present in the box with the iMac.
The video memory can either be 8 GB or 16 GB. The RAM is upgradeable to a higher range of up to 128 GB. The default storage capacity of 512 GB SSD could be upgraded to 8 TB SSD. The display of this iMac can be equipped with Nano Texture glass. This iMac’s default mouse and keyboard could also be upgradeable to Magic Keyboard with Numeric Keypad and Magic Trackpad 2 for the extra cost. This model supports the current version of macOS and originally came with the macOS 10.15.6
3.6 GHz Core i9 (I9-10910)
8 GB
512 GB SSD
N/A
Storage & Memory
This iMac features an upgradeable 2666 MHz DDR4 SDRAM of 8 GB. It also has 20 MB of shared L3 cache memory. It comes with a standard storage capacity of 512 GB SSD.
Screen Size and Resolution
The display size of this iMac is a widescreen LED-backlit 27-Inch (16:9) TFT active matrix Retina 5K display. The display of this iMac is also True Tone compatible. It provides a 5120 x 2880 display resolution and 500 nits brightness. It also supports wide color and DCI-P3 gamut.
The display of this iMac can also be equipped with Nano Texture glass to control the light.
OS & Processor
This iMac provides superior performance using a 64-bit 10th Generation Intel Core i9 Comet Lake (I9-10910) processor. It also has 10 cores for faster multitasking speed. The graphics processor for this iMac can be a Radeon Pro 5700 or a Radeon Pro 5700 XT. These graphics processors come with GDDR6 video memory of 8 GB and 16 GB, respectively.
The pre-installed OS of this iMac is macOS X 10.15.6 (19G2005).
Upgradability
The macOS version of this iMac can be upgraded to the macOS Ventura while unlocking additional functionalities except the minor Live Captions in FaceTime, Emoji Dictation, and Reference Mode with Sidecar features.
The video memory can either be 8 GB or 16 GB. The RAM is upgradeable to a higher range of up to 128 GB. The default storage capacity of 512 GB SSD could be upgraded to 8 TB SSD. The display of this iMac can be equipped with Nano Texture glass. This iMac’s default mouse and keyboard could also be upgradeable to Magic Keyboard with Numeric Keypad and Magic Trackpad 2 for the extra cost.
Inclusive Features
- Apple’s latest Core i9 10th Generation processor
- 10 Independent cores
- Shared 20 MB L3 cache memory
- T2 chip for security
- 4 RAM slots (two vacant)
- 8 GB upgradable DDR4 SDRAM
- Upgradeable 512 GB SSD storage space
- LED-backlit 27-Inch Retina 5K IPS display
- High-resolution display
- True Tone compatible display
- Nano Texture glass option
- Turbo Boost support (5.0 GHz)
- Tapered Edge
- Lightweight
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Introduced: August 4, 2020 |
Discontinued: March 8, 2022 |
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Screen Size and Resolution |
Memory |
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Screen Size |
27″ 16:9 Widescreen |
Level 1 Cache |
32k/32k x10 |
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Resolution |
5120×2880 |
Level 2/Level 3 Cache |
256k x10, 20 MB |
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Processor |
RAM Type |
PC4-21300 DDR4 |
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Processors |
1 (10 Cores) |
Min. RAM Speed |
2666 MHz |
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Architecture |
64-Bit |
Standard RAM |
8 GB |
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Speed |
3.6 GHz |
Maximum RAM |
128 GB |
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Type |
Core i9 (I9-10910) |
RAM Slots |
4 |
|
Processor Upgrade |
LGA 1200 |
Motherboard RAM |
None |
|
FPU |
Integrated |
Graphics |
|
|
System Bus Speed |
8 GT/s |
Video Card |
Radeon Pro 5700/5700 XT |
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Cache Bus Speed |
3.3 GHz (Built-in) |
VRAM Type |
Dedicated |
|
ROM/Firmware |
EFI |
Standard VRAM |
8 GB, 16 GB |
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EFI Architecture |
64-Bit |
Maximum VRAM |
16 GB |
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Storage |
Inclusive Features and Ports |
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Standard Storage |
512 GB SSD |
Standard Optical Drive |
None |
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Storage Speed |
N/A |
Standard Ethernet |
10/100/1000Base-T |
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Storage Dimensions |
Soldered |
Standard Modem |
None |
|
Storage Interface |
Soldered |
Standard Air Port |
802.11ac |
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Battery |
Standard Bluetooth |
5.0 |
|
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Type |
N/A |
USB Port 3.0 |
4 (3.0) |
|
Battery Life |
N/A |
Thunderbolt Ports |
2 |
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Description |
Keyboard |
Magic Keyboard |
|
|
Case Type |
All-in-One |
Inclusive Input |
Magic Mouse 2 |
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Form Factor |
27″ iMac Tapered Edge |
S-Video Output |
None |
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Apple Order No |
BTO/CTO |
Microphone |
1 (Built-in) |
|
Apple Subfamily |
Retina 5K, 27-Inch, 2020 |
Headphone |
NA |
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Apple Model Number |
A2115 (EMC 3442) |
Sound Out |
NA |
|
Model ID |
iMac20,2
|
Power Adapter |
NA |
