Dell PowerEdge MX840c
A 4-socket, double-width compute sled for the PowerEdge MX7000 modular chassis, with a very large memory footprint (up to 6 TB LRDIMM or 12.2 TB Intel Optane DC PMem) for database-driven, mission-critical and dense-virtualization workloads.
Memory
- Slots
- 48 × DDR4 DIMM (288-pin)
- Type
- RDIMM, LRDIMM, NVDIMM-N (persistent memory, system board only); Intel Optane DC Persistent Memory (DCPMM) supported mixed with RDIMM/LRDIMM
- Max capacity (4 CPU)
- 384 GB (RDIMM min) – 3 TB (RDIMM max) – 6 TB (LRDIMM max) – 12.2 TB (DCPMM max, 15.36 TB incl. DRAM)
- Speed
- 2933 MT/s or 2666 MT/s, depending on processor and DIMM population
- Restrictions
- 8 GB RDIMMs must not be mixed with NVDIMM-N; 64 GB and 128 GB LRDIMMs must not be mixed
Storage
- Front bays
- Up to 8 × 2.5" SAS/SATA/Nearline-SAS/NVMe (slots 0–7) on the 8-bay backplane, or up to 6 × 2.5" on the 6-bay backplane
- NVMe placement
- Dual-CPU sled: NVMe only in slots 4–7 (8-bay) or 2–5 (6-bay); Quad-CPU sled: NVMe supported in all front slots
- Controllers
- Entry: S140 (SW RAID); Value: HBA330, HBA330 MX, HBA330 Mini-Mezzanine; Performance: H730P, H745P (Internal), H730P MX, H745P MX (External)
- Internal boot
- Optional Boot Optimized Storage Solution (BOSS, 2 × M.2 SSD) or Internal Dual SD Module (IDSDM, 2 × 16/32/64 GB microSD)
Expansion
- Mezzanine A/B
- 4 × PCIe Gen3 x16 total; Mezzanine A connects to processors 1 and 3, Mezzanine B to processors 2 and 4
- Mini-mezzanine
- 2 × PCIe Gen3 x16, connected to processors 2 and 4
Networking
- Fabric slots
- MX7000 chassis: up to 2 pairs of redundant general-purpose switch/pass-through bays (Fabrics A, B) plus a redundant pair of storage-specific switch bays (Fabric C)
- Speeds
- Up to 25 GbE, 32 Gb Fibre Channel, 12 Gb SAS via mezzanine cards
Power
- Power supplies
- MX7000 chassis: up to 6 × 3000 W AC 80 PLUS Platinum, with grid redundancy
- Fans
- MX7000 chassis: 5 rear + 4 front-accessible hot-swap fans, fully redundant
Ports
- Front
- 1 × USB 3.0, 1 × USB 2.0 management port (iDRAC Direct), 1 × IDSDM port (USB 3.0 + USB 2.0)
- Internal
- 1 × USB 3.0
- Video
- Matrox G200eW3 integrated in iDRAC, 4 Gb DDR4 shared video memory
Physical
- Dimensions
- 250.2 mm W × 85.5 mm H × 618 mm D (handle closed)
- Weight
- 16.8 kg (6×2.5") – 17 kg (8×2.5") with all drives
- Form factor
- 1U double-width compute sled; up to 4 per MX7000 chassis
Management
- On sled
- iDRAC9, iDRAC Direct, iDRAC RESTful API with Redfish
- Chassis
- OpenManage Enterprise Modular Edition (OME-Modular) via up to 2 redundant MX9002m modules; Quick Sync 2 BLE option
- Software
- OpenManage Enterprise, OpenManage Mobile, OpenManage Power Center; integrations for Microsoft System Center, VMware vCenter, BMC Software, Ansible
- Security
- TPM 1.2/2.0 (optional), cryptographically signed firmware, Silicon Root of Trust, Secure Boot, System Lockdown (iDRAC Enterprise/Datacenter), System Erase
Operating systems
- Supported
- Red Hat Enterprise Linux, SUSE Linux Enterprise Server, Canonical Ubuntu LTS, Microsoft Windows Server with Hyper-V
- Virtualization
- VMware ESXi, Citrix XenServer
Processors
- Intel Xeon Platinum 8180M
- Intel Xeon Platinum 8180
- Intel Xeon Platinum 8176M
- Intel Xeon Platinum 8176
- Intel Xeon Platinum 8168
- Intel Xeon Platinum 8160M
- Intel Xeon Platinum 8160
- Intel Xeon Platinum 8156
- Intel Xeon Gold 6154
- Intel Xeon Gold 6152
- Intel Xeon Gold 6148
- Intel Xeon Gold 6146
- Intel Xeon Gold 6144
- Intel Xeon Gold 6134
- Intel Xeon Gold 6130
- Intel Xeon Gold 5122
- Intel Xeon Gold 5120
- Intel Xeon Gold 5118
- Intel Xeon Gold 5117