User Guide
Table Of Contents
- Precision 3660 Tower Setup and Specifications
- Contents
- Set up your computer
- Chassis overview
- Specifications of Precision 3660 Tower
- Dimensions and weight
- Processors
- Chipset
- Operating system
- Memory
- Memory matrix
- External ports
- Internal slots
- Ethernet
- Wireless module
- Audio
- Storage
- Media-card reader
- Power ratings
- Power supply connector
- GPU—Integrated
- Multiple display support matrix
- GPU — Discrete
- Hardware security
- Environmental
- Regulatory compliance
- Operating and storage environment
- Getting help and contacting Dell
Table 5. Memory specifications (continued)
Description Values
● 64 GB, 2 x 32 GB, DDR5, 4400 MHz, non-ECC, dual-
channel
● 32 GB, 4 x 8 GB, DDR5, 4000 MHz, non-ECC, dual-
channel
● 64 GB, 4 x 16 GB, DDR5, 4000 MHz, non-ECC, dual-
channel
● 128 GB, 4 x 32 GB, DDR5, 3600 MHz, non-ECC, dual-
channel
● 16 GB, 1 x 16 GB, DDR5, 4400 MHz, ECC
● 32 GB, 2 x 16 GB, DDR5, 4400 MHz, ECC, dual-channel
● 64 GB, 2 x 32 GB, DDR5, 4400 MHz, ECC, dual-channel
● 64 GB 4 x 16 GB, DDR5, 4000 MHz, ECC, dual-channel
● 128 GB 4 x 32 GB, DDR5, 3600 MHz, ECC, dual-channel
NOTE: ECC memory is not supported on Intel Core
i3-12100, i3-13100 and i3-13400 processors.
Memory matrix
The following table lists the memory configurations supported on your Precision 3660 Tower.
Table 6. Memory matrix
Configurati
on
Slot
DIMM1 DIMM2 DIMM3 DIMM4
8 GB DDR5 8 GB NA NA NA
16 GB DDR5 16 GB NA NA NA
16 GB DDR5 8 GB 8 GB NA NA
32 GB DDR5 16 GB 16 GB NA NA
64 GB DDR5 32 GB 32 GB NA NA
32 GB DDR5 8 GB 8 GB 8 GB 8 GB
64 GB DDR5 16 GB 16 GB 16 GB 16 GB
128 GB
DDR5
32 GB 32 GB 32 GB 32 GB
NOTE: 8 GB configuration available only for non-ECC memory.
External ports
The following table lists the external ports of your Precision 3660 Tower.
Table 7. External ports
Description Values
Network port
● One RJ45 Ethernet port, 1 GbE
● One RJ45 Ethernet port, 2.5 GbE (optional)
USB ports
Front:
14 Specifications of Precision 3660 Tower