Tech Spec Spec it right!

Dell OptiPlex Tower 7020

Dell's 2024 mainstream tower desktop, sold in two base configurations: the larger, more expandable OptiPlex Tower Plus 7020 (up to Intel Core i9-14900K, 4 memory slots, discrete GPU options up to RTX 4060) and the smaller, more affordable OptiPlex Tower 7020 (up to Core i7-12700, 2 memory slots).

Memory

Tower Plus slots
4 x DDR5 UDIMM, up to 128 GB (4 x 32 GB), 4400-5600 MT/s depending on CPU
Tower slots
2 x DDR5 UDIMM, up to 64 GB (2 x 32 GB), 4400-5600 MT/s depending on CPU
Tower Plus configurations
8 GB (1x8), 16 GB (1x16 or 2x8), 32 GB (1x32, 2x16 or 4x8), 64 GB (2x32 or 4x16), 128 GB (4x32)
Tower configurations
8 GB (1x8), 16 GB (1x16 or 2x8), 32 GB (1x32 or 2x16), 64 GB (2x32)

Storage

Tower Plus M.2
Three M.2 2230/2280 Gen4 PCIe NVMe SSD slots (first is primary boot)
Tower M.2
One M.2 2230/2280 Gen4 PCIe NVMe SSD slot
SATA bays
Tower Plus: 4 SATA 3.0 slots for 2.5"/3.5" HDD and slim optical drive. Tower: 3 SATA 3.0 slots
SSD capacities
M.2 2230 Class 25/35 up to 2 TB; M.2 2280 Class 40 up to 2 TB; self-encrypting Opal 2.0 options at 256 GB-1 TB
HDD capacities
2.5" 7200 RPM up to 1 TB; 3.5" 7200 RPM up to 2 TB; 3.5" 5400 RPM up to 4 TB (Tower Plus only)
Optical
Dell Slimline 8x DVD +/-RW or DVD +/-ROM, optional

Graphics

Integrated - i3-14100/i3-12100
Intel UHD Graphics 730
Integrated - i5-14500/14600/12500, i7-12700
Intel UHD Graphics 770
Integrated - Intel 300
Intel UHD Graphics 710
Discrete (Tower Plus)
AMD Radeon RX 6300 2 GB GDDR6; AMD Radeon RX 6500 4 GB GDDR6; NVIDIA GeForce RTX 4060 8 GB GDDR6
Discrete (Tower)
AMD Radeon RX 6300 2 GB GDDR6; AMD Radeon RX 6500 4 GB GDDR6

Expansion

Tower Plus slots
1 full-height Gen4 PCIe x16, 1 full-height Gen3 PCIe x4 (open-end), 1 full-height Gen3 PCIe x1, 1 full-height PCI-32; 1 M.2 2230 Wi-Fi/Bluetooth slot
Tower slots
1 full-height Gen3 PCIe x16, 2 full-height Gen3 PCIe x1; 1 M.2 2230 Wi-Fi/Bluetooth slot
Add-in cards
USB-C 3.2 Gen2 PCIe card, USB 3.2 Gen2 PCIe card, Serial/Parallel port card, I226 2.5 GbE NIC card, powered USB/serial PCIe cards, Thunderbolt PCIe card, PS/2+Serial card (availability varies by base config)

Networking

Ethernet
1 RJ45 port, 10/100/1000 Mbps (1 Gbps)
Wi-Fi option 1
Intel Wi-Fi 6E AX211, 2x2, 802.11ax, MU-MIMO, Bluetooth 5.3
Wi-Fi option 2
Realtek Wi-Fi 6 RTL8852BE, 2x2, 802.11ax, MU-MIMO, Bluetooth 5.3
Wi-Fi option 3
Realtek Wi-Fi 6 RTL8851BE, 1x1, 802.11ax, MU-MIMO, Bluetooth 5.3 (Tower base only)
Wi-Fi option 4
Intel Wi-Fi 7 BE200, 2x2, 802.11be, MU-MIMO, Bluetooth 5.4

Power

Tower Plus PSU options
260 W internal PSU, 85% efficient, 80 PLUS Bronze; 500 W internal PSU, 92% efficient, 80 PLUS Platinum
Tower PSU options
180 W internal PSU, 85% efficient, 80 PLUS Bronze; 300 W internal PSU, 92% efficient, 80 PLUS Platinum
Input
90-264 VAC, 47-63 Hz

Ports

Tower Plus front
1 USB 2.0, 1 USB 2.0 with PowerShare, 1 USB 3.2 Gen2 (10 Gbps), 1 USB 3.2 Gen2x2 (20 Gbps) Type-C, 1 universal audio jack
Tower Plus rear
2 USB 2.0 with SmartPower On, 1 USB 3.2 Gen2 (10 Gbps), 3 USB 3.2 Gen1 (5 Gbps), 3 DisplayPort 1.4a, 1 optional video port (HDMI 2.1/DP 1.4a HBR3/VGA/USB-C w/ DP Alt Mode), 1 RJ45, 1 retaskable line-in/line-out audio, 1 optional serial port
Tower front
2 USB 2.0, 1 USB 3.2 Gen1 (5 Gbps) Type-C, 1 USB 3.2 Gen1 (5 Gbps), 1 universal audio jack
Tower rear
2 USB 2.0 with SmartPower On, 2 USB 3.2 Gen1 (5 Gbps), 1 DisplayPort 1.4a, 1 HDMI 1.4b, 1 optional video port (VGA/DP 1.4a/HDMI 2.1), 1 RJ45, 1 optional serial port
Security
Security-cable slot (Kensington) and padlock ring

Physical

Tower Plus dimensions
367.00 x 169.00 x 300.80 mm (14.45 x 6.65 x 11.84 in), 18.7 L
Tower Plus weight
5.93-9.63 kg (13.07-21.24 lb)
Tower dimensions
324.30 x 154.00 x 292.20 mm (12.77 x 6.06 x 11.50 in), 14.6 L (20% smaller than Tower Plus)
Tower weight
5.18-6.37 kg (11.42-14.04 lb)
Chassis color
Dell Standard Black
Sustainability
Tower Plus: 44% PCR/closed-loop plastic. Tower: 53.6% PCR/closed-loop plastic, up to 50% recycled steel

Management

Security
Kensington security-cable slot, chassis intrusion switch, discrete TPM 2.0, Self-Encrypting Drive support, Dell SafeBIOS, Dell SafeID, Dell SafeSupply Chain
BIOS
Single BIOS shared across Micro, SFF and Tower 7020 configurations

Operating systems

Windows
Windows 11 Home, Windows 11 Pro, Windows 11 Pro National Education
Linux
Ubuntu 22.04 LTS, 64-bit

Processors

  • Intel Core i3-14100
  • Intel Core i5-14500 vPro
  • Intel Core i5-14600 vPro
  • Intel Core i5-14600K vPro
  • Intel Core i7-14700 vPro
  • Intel Core i7-14700K vPro
  • Intel Core i9-14900 vPro
  • Intel Core i9-14900K vPro
  • Intel 300
  • Intel Core i3-12100
  • Intel Core i5-12500 vPro
  • Intel Core i7-12700 vPro