iMac 27" - Core i5 - 3.3ghz - 6-core - 512GB - 8GB - 5k Display - 4GB Pro - 5300 Graphic 2020

Standard glass
3.3GHz 6-core 10th-generation Intel Core i5 processor, Turbo Boost up to 4.8GHz
8GB 2666MHz DDR4 memory
Radeon Pro 5300 with 4GB of GDDR6 memory
512GB SSD storage
Gigabit Ethernet
Magic Mouse 2
Magic Keyboard - US English
RAM Memory: 8GB RAM
Graphics System: AMD Radeon Pro 5300
Total Processor Cores: 6-Core
Display27-inch (diagonal) Retina 5K display
5120-by-2880 resolution with support for one billion colors
500 nits brightness
Wide color (P3)
True Tone technologyProcessor3.3GHz 6-core 10th-generation Intel Core i5, Turbo Boost up to 4.8GHzMemory8GB (two 4GB) of 2666MHz DDR4 memory; four SO-DIMM slots, user accessibleMax. Memory128GBStorage512GB SSDGraphicsRadeon Pro 5300 with 4GB of GDDR6 memoryVideo Support and Camera1080p FaceTime HD camera
Simultaneously supports full native resolution on the built-in display at 1 billion colors
One 6016-by-3384 (6K) external display at 60Hz with support for 1 billion colors, or
Two 6016-by-3384 (6K) external displays at 60Hz with support for 1 billion colors (requires Radeon Pro 5700 or Radeon Pro 5700 XT), or
One 5120-by-2880 (5K) external display at 60Hz with support for 1 billion colors, orVideo Support and Camera (Contd.)Two 3840-by-2160 (4K UHD) external displays at 60Hz with support for 1 billion colors, or
Two 4096-by-2304 (4K) external displays at 60Hz with support for millions of colors
Thunderbolt 3 digital video output
Native DisplayPort output over USB-C
Thunderbolt 2, HDMI, DVI, and VGA output supported using adapters (sold separately)AudioStereo speakers
Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming
3.5 mm headphone jack
Support for "Hey Siri"Connections and Expansion3.5 mm headphone jack
SDXC card slot (UHS-II)
Four USB-A ports

Two Thunderbolt 3 (USB-C) ports with support for:
DisplayPort
Thunderbolt (up to 40Gb/s)
USB 3.1 Gen 2 (up to 10Gb/s)
Thunderbolt 2, HDMI, DVI, and VGA supported using adapters (sold separately)

10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector)
Kensington lock slotInputMagic Keyboard
Magic Mouse 2WirelessWi-Fi
802.11ac Wi-Fi wireless networking
IEEE 802.11a/b/g/n compatible

Bluetooth
Bluetooth 5.0 wireless technologyLine voltage100-240V ACFrequency50Hz to 60Hz, single phaseOperating temperature50 Degree to 95 Degree F (10 Degree to 35 Degree C)Relative humidity5% to 90% noncondensingOperating altitudeTested up to 16,400' (5000m)Operating SystemmacOSAccessibilityAccessibility features help people with disabilities get the most out of their new iMac. With built-in support for vision, hearing, mobility, and learning, you can create and do amazing things

Features Include:
Voice Control
VoiceOver
Zoom
Increase Contrast
Reduce Motion
Siri and Dictation
Switch Control
Closed Captions
Text to SpeechBuilt-in AppsPhotos, iMovie, GarageBand, Pages, Numbers, Keynote, Siri, Safari, Mail, FaceTime, Messages, Maps, News, Stocks, Home, Voice Memos, Notes, Calendar, Contacts, Reminders, Photo Booth, Preview, Books, App Store, Time Machine, TV, Music, Podcasts, Find My, QuickTime PlayerDimensions (H x W x D)20.3 x 25.6 x 8" (51.56 x 65.02 x 20.32cm)

Operating System macOS (64-Bit)
Model Year Mid 2020
Performance
CPU 3.3 GHz Intel Core i5 6-Core (10th Gen)
Maximum Boost Speed 4.8 GHz
Memory Type 2666 MHz DDR4
Total Installed Memory 8 GB
Memory Configuration 2 x 4 GB (User-Replaceable)
Maximum Memory Capacity 128 GB
Memory Slot Type 260-Pin SO-DIMM
Memory Slots 4 (2 Available)
Graphics Type Dedicated
GPU AMD Radeon Pro 5300 with 4 GB GDDR6 VRAM
Display
Panel Type IPS
Size 27"
Aspect Ratio 16:9
Resolution 5120 x 2880
Touchscreen No
Maximum Brightness 500 cd/m2
Refresh Rate 60 Hz
Storage and Expansion
Total Installed Capacity 512 GB
Solid State Storage 1 x 512 GB Integrated PCIe
Optical Drive None
I/O
Ports 4 x USB Type-A (USB 3.1 / USB 3.2 Gen 1)
USB Type-C Ports 2 x Thunderbolt 3 (Supports DisplayPort/HDMI/VGA)
Audio 1 x 1/8" / 3.5 mm Headphone Output
Built-In Speakers 2
Built-In Microphones 3
Media Card Slots 1 x SD/SDHC/SDXC (UHS-II [312 MB/s])
Communications
Ethernet 1 x RJ45 (Gigabit)
Wi-Fi Wi-Fi 5 (802.11ac); Dual-Band (2.4 & 5 GHz)
Bluetooth 5.0
NFC No
Webcam User-Facing: 1080p
Keyboard & Mouse
Keyboard Wireless Full-Size Keyboard
Pointing Device Wireless Mouse