Dell Precision 3660 Tower
Entry-level single-socket LGA1700 mini-tower workstation (Intel W680) for 12th/13th Gen Core i3-i9 CPUs up to 125 W, with up to 128 GB DDR5 (ECC or non-ECC), a PCIe Gen5 x16 graphics slot up to 450 W and three M.2 NVMe slots. Aimed at CAD, design and ISV-certified desktop work.
Memory
- Slots
- 4 DIMM, 2 channels, 2 DIMMs per channel
- Type
- DDR5 ECC or non-ECC (ECC not with Core i3-12100, i3-13100, i5-13400)
- Speeds (spec sheet, launch)
- 4400 MT/s with 1 DIMM (1R/2R) per channel; 4000 MT/s with 2 × 1R DIMMs; 3600 MT/s with 2 × 2R DIMMs
- Speeds (Setup and Specifications, Rev. A06)
- 5600 MT/s with 1 DIMM (1R/2R) per channel; 4800 MT/s with 2 × 1R DIMMs; 3600 MT/s with 2 × 2R DIMMs
- DIMM sizes
- 8 GB (non-ECC only), 16 GB, 32 GB
- Minimum
- 8 GB
- Maximum
- 128 GB (4 × 32 GB, runs at 3600 MT/s)
- Note
- If the two DIMMs in a channel are not symmetrical, speed may drop further
Storage
- SATA
- 5 × SATA 3 connectors (SATA 0-4) for 2.5"/3.5" HDD and optical
- Drive bays
- Up to 3 × 3.5" (specific configurations only) or 4 × 2.5" SATA HDDs; optional front-accessible 2.5" or 3.5" SATA bay with lockable door and key
- M.2
- SSD0: M.2 2280 PCIe Gen4 (2230 with extender); SSD1: M.2 2230/2280 PCIe Gen4; SSD2: M.2 2280 PCIe Gen3. Up to 3 × 2280 or 2 × 2230 NVMe
- Slim bay
- Optical drive (8x DVD-ROM or DVD+/-RW, 9.5 mm), or front-accessible M.2 NVMe SSD (custom factory install), or integrated CAC/PIV smart card reader
- M.2 drives offered
- 256 GB M.2 2230 Class 35; M.2 2280 Gen4 Class 40 up to 4 TB; Opal SED Gen3/Gen4 up to 1 TB
- HDDs offered
- 2.5" 7200 RPM up to 1 TB, 500 GB FIPS SED; 3.5" 5400 RPM 4 TB, 7200 RPM up to 2 TB, enterprise 7200 RPM up to 8 TB
- Add-in SSD
- Up to 1 additional PCIe SSD on a Dell Precision Ultra-Speed Drive card with active cooling
- RAID
- RAID 0/1/5/10; M.2 NVMe drives cannot be RAIDed with SATA drives
Graphics
- Capacity
- One PCIe Gen5 x16 slot, up to 450 W total for discrete graphics; some cards available in dual configurations
- NVIDIA professional
- RTX A6000, RTX A5500, RTX A5000, RTX A4500, RTX A4000, RTX A2000, T1000, T400
- NVIDIA GeForce
- RTX 3060, RTX 3070, RTX 3080, RTX 3080 Ti, RTX 3090, RTX 3090 Ti (Setup and Specifications guide)
- AMD
- Radeon Pro W6800, W6600, W6400, Radeon RX 6900 XT
- Integrated
- Intel UHD 730 (Core i3, i5-13400) or UHD 770 (other CPUs); 2 × DP 1.4 plus 1 optional video port; 4096 × 2304 at 60 Hz, 5K tiled via two DP cables
Expansion
- PCIe x16
- 1 × PCIe Gen5 x16, full height, discrete graphics card only
- PCIe x4 Gen4
- 1 × PCIe Gen4 x4, full height
- PCIe x4 Gen3
- 1 × PCIe Gen3 x4, full height
- M.2
- 2 × M.2 2230/2280 PCIe Gen4 (SSD0, SSD1), 1 × M.2 2280 PCIe Gen3 (SSD2), 1 × M.2 2230 for WLAN/Bluetooth
- Other headers
- Thunderbolt connector, optional video-port module connector, Type-C connector
- Add-in cards offered
- Thunderbolt 4 PCIe card, USB4 Type-C PCIe card, serial port card, Intel 2.5GbE NIC, WLAN external antenna card, Ultra-Speed drive card
Networking
- Integrated
- Intel I219-LM, 10/100/1000 Mbps
- Optional 2nd port
- Intel I225 2.5 GbE RJ-45
- Wireless
- Intel AX211 Wi-Fi 6E (2400 Mbps) or Qualcomm WCN6856-DBS Wi-Fi 6E (up to 3571 Mbps), Bluetooth 5.3 (guide) / 5.2 (spec sheet); 6 GHz band on Windows 11 only
Power
- PSU options
- 300 W, 500 W, 750 W (being discontinued) or 1000 W internal, 92% efficient, 80 PLUS Platinum; spec sheet lists 300/500/1000 W
- Input
- 90-264 VAC, 47-63 Hz; max input current 4.2 A (300 W), 7 A (500 W), 10 A (750 W), 13.6 A (1000 W)
- GPU power leads
- 300 W: none; 500 W: one 6-pin + one 6+2-pin; 750/1000 W: two 6-pin + two 6+2-pin
Ports
- Front
- 1 × USB 3.2 Gen 1 Type-A, 1 × USB 3.2 Gen 1 Type-A with PowerShare, 1 × USB 3.2 Gen 2 Type-C (10 Gbps), 1 × USB 3.2 Gen 2x2 Type-C (20 Gbps) with PowerShare, universal audio jack, SD 4.0 card reader
- Rear
- Line-out, 2 × DisplayPort 1.4 (HBR2), 2 × USB 3.2 Gen 2 Type-C (10 Gbps), 2 × USB 3.2 Gen 2 Type-A, 2 × USB 2.0 with SmartPower On, RJ-45 1 GbE
- Rear optional
- One of HDMI 2.0 / DisplayPort 1.4 (HBR3) / VGA / USB Type-C with DP Alt mode; RJ-45 2.5 GbE
- Security
- Kensington lock slot, padlock loop, chassis intrusion switch, optional lockable cable cover
Physical
- Dimensions
- 372.9 × 173.0 × 420.2 mm (H × W × D); spec sheet: 369 × 173 × 420 mm
- Weight
- 8.44 kg minimum, 16.36 kg maximum
- Fans
- Front system fan, rear system fan, CPU cooler fan (or liquid cooler radiator fan)
- Audio
- Realtek ALC3246-CG, optional internal 2 W speaker
- Environment
- Operating 10-35 °C; storage -40 to 65 °C
Management
- Out-of-band
- Intel vPro (AMT) with vPro processors
- In-band
- Dell Client Command Suite
- Security
- TPM 2.0 (FIPS 140-2), SafeBIOS, Intel Secure Boot, chassis intrusion switch, SED drives, supply-chain tamper alerts
Operating systems
- Windows
- Windows 11 Home / Pro / Pro National Education; Windows 10 via Windows 11 downgrade; Windows 10 IoT 2021 LTSC (OEM); Windows 10 CMIT Government Edition (China)
- Linux
- Ubuntu 22.04 LTS; Red Hat Enterprise Linux 8.6 (12th Gen CPUs only); Kylin V10 SP1 (China)
Processors
- Intel Core i9-13900K
- Intel Core i9-13900
- Intel Core i7-13700K
- Intel Core i7-13700
- Intel Core i5-13600K
- Intel Core i5-13600
- Intel Core i5-13500
- Intel Core i5-13400
- Intel Core i3-13100
- Intel Core i9-12900K
- Intel Core i9-12900
- Intel Core i7-12700K
- Intel Core i7-12700
- Intel Core i5-12600K
- Intel Core i5-12600
- Intel Core i5-12500
- Intel Core i3-12100