Tech Spec Spec it right!

Dell PowerEdge C6525

A compute-dense 2U/4N hyperscale sled server: up to four hot-swap C6525 single- or dual-socket AMD EPYC nodes share one C6400 2U chassis, aimed at HPC, web-tech and other core-hungry scale-out workloads.

Memory

Slots
8 DIMM per single-socket node, 16 DIMM per dual-socket node
Max
2 TB per node (16 x 128 GB LRDIMM, dual-socket)
Type
DDR4 RDIMM (8/16/32/64 GB) or LRDIMM (128 GB), ECC, up to 3200 MT/s
Notes
Older 32 GB x4/8Gb RDIMMs cannot mix with newer 32 GB x8/16Gb RDIMMs in the same node; 2666 MT/s and 3200 MT/s 128 GB LRDIMMs cannot mix

Storage

Front bays
24 x 2.5" direct-backplane (up to 6 SAS/SATA per node); 24 x 2.5" NVMe backplane (up to 2 NVMe + 4 SAS/SATA per node, PCIe Gen3); or 12 x 3.5" direct-backplane (up to 3 SAS/SATA per node)
Internal boot
microSD (riser 1A only) or M.2 SATA BOSS 1.0
Controllers
PERC H745, H345, HBA345, HBA355i (10.5-port, hardware RAID); chipset SATA / software RAID S150

Graphics

Options
1 x single-wide low-profile GPU per node

Expansion

Slot 1
PCIe Gen4 x16, Riser 1A (CPU 1)
Slot 2
PCIe Gen4 x16, Riser 2C (CPU 1)
OCP
1 x OCP 3.0 SFF x16 Gen4
M.2 riser
1 x PCIe x8 Gen3 M.2 riser

Networking

Onboard
1 x Broadcom BCM54210S 1 GbE LOM per node
OCP 3.0 cards
1/10/25 GbE Broadcom; 10/25 GbE QLogic; 10/25 GbE Mellanox; 1/10/25 GbE Intel
PCIe LP NIC options
1/10/25/100 GbE Intel; 1/10/10GBASE-T/25 GbE Broadcom; 10/25 GbE QLogic; HDR100 VPI / 25 GbE Mellanox; 25 GbE SolarFlare

Power

Supplies
Dual hot-plug redundant 1600 W, 2000 W, 2400 W or 2600 W AC Platinum, or 2000 W AC/DC mix-mode, shared by the chassis
Cooling
Air cooling or direct contact liquid cooling (DCLC, CoolIT cold plates); 4 x 60 mm dual-rotor fans per node, not hot-plug redundant

Ports

Rear (per node)
1 x iDRAC Direct micro-USB, 1 x mini-DisplayPort, 1 x iDRAC-or-NIC RJ45, 1 x USB 3.0

Physical

Dimensions (chassis)
86.8 mm x 448.0 mm x 790.0 mm (H x W x D), 2U/4N C6400 chassis
Weight
45.53 kg (3.5" backplane) to 35.15 kg (no backplane) max, full 4-node chassis

Management

Embedded
iDRAC9 with Lifecycle Controller, iDRAC RESTful API with Redfish, iDRAC Direct
Consoles
OpenManage Enterprise, OpenManage Enterprise Power Manager, OpenManage Mobile
Security
Cryptographically signed firmware, Secure Boot, Secure Erase, Silicon Root of Trust, System Lockdown, TPM 1.2/2.0 or TCM 2.0 optional, AMD SME/SEV

Operating systems

Supported
Canonical Ubuntu Server LTS, CentOS (RHEL 8.0 kernel), Citrix Hypervisor, Microsoft Windows Server with Hyper-V, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi

Processors

  • AMD EPYC 7773X
  • AMD EPYC 7573X
  • AMD EPYC 7373X
  • AMD EPYC 7713P
  • AMD EPYC 7513
  • AMD EPYC 7543P
  • AMD EPYC 7443
  • AMD EPYC 7443P
  • AMD EPYC 74F3
  • AMD EPYC 7313P
  • AMD EPYC 7413
  • AMD EPYC 7313
  • AMD EPYC 7H12
  • AMD EPYC 7742
  • AMD EPYC 7702
  • AMD EPYC 7502
  • AMD EPYC 7402
  • AMD EPYC 7452
  • AMD EPYC 7302
  • AMD EPYC 7262
  • AMD EPYC 7542
  • AMD EPYC 7352
  • AMD EPYC 7642
  • AMD EPYC 7643
  • AMD EPYC 7552
  • AMD EPYC 7282
  • AMD EPYC 7252
  • AMD EPYC 7272
  • AMD EPYC 72F3
  • AMD EPYC 7702P
  • AMD EPYC 7502P
  • AMD EPYC 7402P
  • AMD EPYC 7302P
  • AMD EPYC 7232P
  • AMD EPYC 7662
  • AMD EPYC 7663
  • AMD EPYC 7532
  • AMD EPYC 7F72
  • AMD EPYC 7F52
  • AMD EPYC 7F32
  • AMD EPYC 7713
  • AMD EPYC 7543
  • AMD EPYC 7763