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Dell OptiPlex 3000

12th Gen Intel Core business desktop sold as Tower, Small Form Factor and Micro chassis on the Intel B660 chipset. This entry is sourced from Dell's OptiPlex 3000 Tower Setup and Specifications guide; the SFF and Micro variants share the CPU list and chipset but use different chassis, ports and physical dimensions.

Memory

Slots
Two DIMM slots
Type
DDR4
Speed
3200 MHz
Minimum
4 GB
Maximum
64 GB
Per-slot sizes
4 GB, 8 GB, 16 GB, 32 GB
Channels
Single- or dual-channel depending on configuration; eight valid memory combinations are listed, up to 2 x 32 GB dual-channel

Storage

2.5" HDD
5400 RPM, up to 2 TB, SATA 3.0
2.5" HDD (7200 RPM)
up to 1 TB, SATA 3.0
2.5" self-encrypting HDD (FIPS, Opal 2.0)
500 GB, 7200 RPM, SATA 3.0
3.5" HDD
up to 2 TB, 7200 RPM, SATA 3.0
M.2 2230 SSD (Gen3)
up to 1 TB, PCIe 3 Gen x4 NVMe, Class 35
M.2 2230 Opal self-encrypting SSD (Gen3)
256 GB, PCIe 3 Gen x4 NVMe, Class 35
M.2 2280 SSD (Gen3)
up to 1 TB, PCIe 3 Gen x4 NVMe, Class 40
M.2 2280 Opal self-encrypting SSD (Gen3)
up to 1 TB, PCIe NVMe Gen3 x4, Class 40
M.2 2230 SSD (Gen4)
512 GB, PCIe NVMe Gen4 x4, Class 35
M.2 2280 SSD (Gen4)
up to 512 GB, PCIe NVMe Gen4 x4, Class 40

Graphics

Integrated (Celeron/Pentium Gold)
Intel UHD Graphics 710, shared system memory; 1 x DisplayPort 1.4a (HBR2) + HDMI 1.4b
Integrated (12th Gen Core i3)
Intel UHD Graphics 730, shared system memory; 1 x DisplayPort 1.4a (HBR2) + HDMI 1.4b
Integrated (12th Gen Core i5)
Intel UHD Graphics 770 (i5-12500/12600) or 730 (i5-12400), shared system memory; 1 x DisplayPort 1.4a (HBR2) + HDMI 1.4b
Discrete option 1
AMD Radeon 540, 1 GB GDDR5, 2 x DisplayPort 1.4
Discrete option 2
AMD Radeon 550, 2 GB GDDR5, 2 x DisplayPort 1.4
Discrete option 3
AMD Radeon RX640, 4 GB GDDR5, 1 x DisplayPort 1.4 + 2 x mini DisplayPort
Discrete option 4
NVIDIA GeForce RTX 3070, 8 GB GDDR6, 3 x DisplayPort 1.4 + 1 x HDMI 2.1

Expansion

M.2 WLAN
One M.2 2230 slot for the Wi-Fi/Bluetooth card
M.2 SSD
One M.2 2230/2280 slot for a solid-state drive

Networking

Ethernet
Realtek RTL8111, 10/100/1000 Mbps
Wi-Fi option 1
Intel AX210, up to 2400 Mbps, Wi-Fi 6E, Bluetooth 5.2 (6 GHz band requires Windows 11)
Wi-Fi option 2
Intel 9462, up to 433 Mbps, Wi-Fi 5, Bluetooth 5.1
Wi-Fi option 3
MediaTek MT7921, up to 1200 Mbps, Wi-Fi 6, Bluetooth 5.2

Power

Option 1
180 W internal PSU, 85% efficient, 80 PLUS Bronze
Option 2
240 W internal PSU, 85% efficient, 80 PLUS Bronze
Option 3
300 W internal PSU, 92% efficient, 80 PLUS Platinum
Input
90-264 VAC, 47-63 Hz (all PSU options)

Ports

Front
2 x USB 2.0; 2 x USB 3.2 Gen 1
Rear
2 x USB 2.0 (one with Smart Power On); 2 x USB 3.2 Gen 1; 1 x RJ45; 1 x DisplayPort 1.4a (HBR2); 1 x HDMI 1.4b; 1 x universal audio jack; optional video port (HDMI 2.0b/DisplayPort 1.4a/VGA); optional serial port
Security
Kensington security-cable slot; padlock ring

Physical

Dimensions
324.30 x 154.00 x 292.20 mm (12.77 x 6.06 x 11.50 in)
Weight
5.17 kg (11.41 lb) minimum - 6.61 kg (14.59 lb) maximum

Management

Physical security
Kensington security-cable slot; padlock ring; chassis lock slot support; chassis intrusion switch (optional); lockable cable covers
Data protection
TPM 2.0; Microsoft Windows BitLocker; self-encrypting drives (Opal, FIPS); BIOS Secure Erase
Advanced security
SafeID with TPM 2.0; FIPS smart card keyboard; Windows Device Guard and Credential Guard (Enterprise SKU); Intel Secure Boot; Intel Authenticate; Dell SafeBIOS (Off-host BIOS Verification, BIOS Resilience, BIOS Recovery); supply chain tamper alerts; China TPM option

Operating systems

Windows
Windows 11 Home, 64-bit; Windows 11 Pro, 64-bit; Windows 11 Downgrade (Windows 10 image); Windows 11 Pro National Education, 64-bit; Windows 11 CMIT Government Edition, 64-bit (China only)
Linux
Ubuntu Linux 20.04 LTS, 64-bit
China
Kylin Linux Desktop version 10.1 (China only)

Processors

  • Intel Celeron Gold G6900
  • Intel Pentium Gold G7400
  • Intel Core i3-12100
  • Intel Core i3-12300
  • Intel Core i5-12400
  • Intel Core i5-12500
  • Intel Core i5-12600