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Dell Precision 5820 Tower

Single-socket LGA2066 tower workstation sold in two flavours: Xeon W (C422, ECC RDIMM) and Core X-series (X299, non-ECC UDIMM). Aimed at CAD/DCC/VR users who need up to 18 cores, 512 GB RAM and two 300 W GPUs.

Memory

Slots
8 DIMM, 4 channels
Type
DDR4 ECC RDIMM with Xeon W only; DDR4 non-ECC UDIMM with Core X
Speeds
2666 MT/s (discontinued on configs bought after Oct 2020), 2933 MT/s, 3200 MT/s modules; Skylake CPUs run 2933 DIMMs at 2666, Cascade Lake runs 3200 DIMMs at 2933
DIMM sizes
32 GB (2666), 64 GB (2933/3200) per slot
Minimum
8 GB (1 × 8 GB)
Maximum
256 GB with Skylake CPUs; 512 GB with Cascade Lake CPUs
Spec sheet (older)
Up to 512 GB 2666 MHz or 256 GB 2933 MHz RDIMM; up to 256 GB 2666 MHz UDIMM

Storage

FlexBays
2 front FlexBays (Flex0/Flex1): up to 4 × 2.5" (2.4 TB) or 4 × 3.5" (12 TB) SATA
5.25" bay
ODD (BD, DVD±RW) or up to 2 × 2.5" / 1 × 3.5" SATA drive
Slim bay
DVD-ROM, DVD±RW or CAC/PIV card reader
Front NVMe
Up to 2 hot-plug M.2/U.2 NVMe in FlexBay with Xeon W and Cascade Lake Core X; 1 with Skylake Core X; up to 4 with MegaRAID 9460 NVMe option
M.2 add-in
Dell Precision Ultra-Speed Drive Quad (x16, FH/FL, 4 × M.2 NVMe) or Duo (x8, HH/HL, 2 × M.2)
Onboard SATA
Intel chipset SATA 6 Gb/s, 6 ports + 2 optical; Intel RSTe RAID 0/1/5/10
NVMe RAID
Intel RSTe/VROC RAID 0/1/10 with motherboard activation key (VROC_key header)
RAID cards
Broadcom MegaRAID SAS 9440-8i (RAID 0/1/5/10); MegaRAID SAS 9460-16i (4 GB cache, HW RAID 0/1/5/10, NVMe option)
SAS
SAS drives, SAS controllers and SED only with Xeon W

Graphics

Capacity
2 × PCIe x16 Gen3 graphics, up to 600 W total, max 2 × 300 W double-width
NVIDIA pro
Quadro P400, P600*, P620, P1000, P2000, P2200, P4000, P5000, P6000, GP100*, GV100*, T400, T600, T1000, Quadro RTX 4000/5000/6000/8000, RTX A2000, A4000, A4500, A5000, A5500, A6000, RTX 6000 Ada, NVS 310*, NVS 315*
NVIDIA GeForce
GTX 1080, RTX 2080-B, RTX 2080 Super, RTX 3080, RTX 3080 Ti, RTX 3090 (3080/3090 qualified in slots 2 and 4)
AMD
Radeon Pro WX 2100, 3100, 3200, 4100, 5100, 7100, 9100*, Radeon Pro SSG*, Radeon RX 580X, Radeon PRO W5500, W5700, W6300, W6400, W6600, W6800
Note
* = only on systems with Xeon W CPUs (owner's manual); spec sheet: not all graphics offerings available with Core X

Expansion

Slot 1
PCIe Gen3 x16 connector wired x8, 50 W (non-functional with Core i7-78xx); closest to CPU
Slot 2
PCIe Gen3 x16, 300 W (250 W each when more than one high-power card)
Slot 3
PCIe x16 connector wired x1, 25 W, from PCH
Slot 4
PCIe Gen3 x16, 300 W (x8/150 W with Core i7-78xx)
Slot 5
PCIe x16 connector wired x4, 25 W, from PCH (required slot for Qualcomm WCN6856 Wi-Fi card)
Slot 6
PCI 32-bit/33 MHz, 25 W

Networking

Onboard
Intel i219 Gigabit Ethernet (1 × RJ45), Remote Wake-Up, PXE, jumbo frames
Optional
Intel i210 1 GbE (x1), Intel X550-T2 dual 10GbE (x4), Aquantia AQN-108 2.5/5GbE (x4), Intel X710-T2L dual 10GbE (x8)
Note
Wake-on-LAN not supported on X550-T2 or X710-T2L cards

Power

PSU
425 W or 950 W with Xeon W; 950 W with Core X
Efficiency
≥90% (80 PLUS Gold), 100–240 VAC
Access
Externally accessible, removable, lockable, tool-less

Ports

Front
USB 3.1 Gen 1 (spec sheet: 2 × Type-A + 2 × Type-C), universal headphone jack, SD slot (UHS-II, read-only)
Rear
6 × USB 3.1 Gen 1 Type-A (1 with power delivery), serial, RJ45, 2 × PS/2, line-out, line-in/mic
Internal
1 × USB 2.0 Type-A, 1 × 2×5 USB 2.0 header
Optional cards
Thunderbolt 3 (2 ports), USB 3.1 Gen 2 Type-C (2 ports), serial, Teradici PCoIP dual/quad host

Physical

Dimensions (H×W×D)
417.9 × 176.5 × 518.3 mm (16.45 × 6.95 × 20.4 in)
Weight
Starting at 15.4 kg (34 lb)
Rack
Optional 19" rackmount rail kit
Operating temp
5–35 °C

Management

Out-of-band
Intel vPro/AMT with DASH (Xeon W only); Intel Standard Manageability; OOB can be removed at purchase and not added later
Tools
Dell Command Suite, OMCI (SNMP/CIM)
Security
TPM 2.0, chassis intrusion switch, lockable PSU and bezel, optional CAC/PIV reader

Operating systems

Windows
Windows 10 Pro for Workstations (Xeon W); Windows 10 Pro (Core X)
Linux
Red Hat Enterprise Linux 8.0, Ubuntu 18.04, SLES 12 SP2 (Xeon W), NeoKylin 6.0 SP5 (China)

Processors

  • Intel Xeon W-2295
  • Intel Xeon W-2275
  • Intel Xeon W-2265
  • Intel Xeon W-2255
  • Intel Xeon W-2245
  • Intel Xeon W-2235
  • Intel Xeon W-2225
  • Intel Xeon W-2223
  • Intel Xeon W-2195
  • Intel Xeon W-2175
  • Intel Xeon W-2155
  • Intel Xeon W-2145
  • Intel Xeon W-2135
  • Intel Xeon W-2133
  • Intel Xeon W-2125
  • Intel Xeon W-2123
  • Intel Xeon W-2104
  • Intel Xeon W-2102
  • Intel Core i9-10940X
  • Intel Core i9-10920X
  • Intel Core i9-10900X
  • Intel Core i9-9980XE
  • Intel Core i9-9960X
  • Intel Core i9-9940X
  • Intel Core i9-9920X
  • Intel Core i9-9900X
  • Intel Core i9-9820X
  • Intel Core i7-9800X
  • Intel Core i9-7900X
  • Intel Core i7-7800X