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Silver 2U rack server front with 26 drive bays and bezel removed

DELL

DELL PowerEdge R740xd2 2U 26-Bay 3.5" 2x Xeon Gold 6254 3.1GHz 18C 128GB DDR4 HBA330

SKU CH-2K38-BR8Z8

2U rack server with 26 3.5-inch drive bays, dual Xeon Gold 6254 18-core CPUs, 128GB DDR4 ECC memory and HBA330 controller

  • TypeRack
  • Rack Height2U
  • Redundant Hot-swap PowerYes
  • CPU TypeIntel Xeon
  • CPU Speed3.1GHz (4.0GHz Turbo)
  • CPU SocketLGA 3647
  • Dual Xeon Gold 6254 CPUs deliver 36 cores at 3.1 GHz base
  • 128 GB DDR4-2933 ECC memory ensures data integrity for critical workloads
  • 26 front 3.5-inch drive bays provide massive storage density in 2U
  • HBA330 12 Gb/s controller supports SAS and SATA drives
  • iDRAC 9 Enterprise enables full remote server management

High-Density 2U Storage Server

The Dell PowerEdge R740xd2 is a 2U rack server built for data-intensive workloads that demand maximum storage capacity in minimal rack space. It targets organisations running software-defined storage, big data analytics, backup repositories or media archives where drive count outweighs compute density.

Dual Xeon Gold 6254 Compute Base

Two Intel Xeon Gold 6254 processors deliver 36 total cores at 3.1 GHz with a 4.0 GHz turbo frequency, providing a substantial step up from single-socket or lower-core-count configurations for parallel storage tasks. The jump is worthwhile when simultaneous I/O threads, erasure coding or deduplication saturate lesser CPU resources.

SAS/SATA HBA330 Interface Limits

The PERC HBA330 controller presents a 12 Gb/s SAS/SATA pathway to the 26 front 3.5-inch bays without hardware RAID acceleration, so parity calculations and rebuilds consume host CPU cycles. Throughput scales with drive count but each bay remains bound to the SAS/SATA protocol ceiling.

Highlights

  • Dual Xeon Gold 6254 CPUs deliver 36 cores at 3.1 GHz base
  • 128 GB DDR4-2933 ECC memory ensures data integrity for critical workloads
  • 26 front 3.5-inch drive bays provide massive storage density in 2U
  • HBA330 12 Gb/s controller supports SAS and SATA drives
  • iDRAC 9 Enterprise enables full remote server management

Specifications

BrandDELL
SeriesPowerEdge
ModelR740xd2
TypeRack
Rack Height2U
Redundant Hot-swap PowerYes
CPU TypeIntel Xeon
CPU Speed3.1GHz (4.0GHz Turbo)
CPU SocketLGA 3647
Number of CPU Cores18 Core-Processor
CPU FeaturesGold 6254
# of Processors Installed2
MAX Processors2
Installed Memory Size128GB
Memory TypeDDR4
Max Memory Capacity1TB
Number of Memory Slots16
Hard Drive (Installed)None
Storage ControllerDell Perc HBA330 Controller
HDD Interface0
SSD (Installed)No
Raid LevelNone
Ethernet Controller1x Integrated Dual Port 1GbE LOM and 1x Dell EMC Broadcom 57414 Dual Port 10/25Gb SFP28 OCP 2.0 Mezzanine Card
Remote ManagementiDRAC9 Enterprise
LAN Ports4 x Ports
Management PortRJ 45
Operating SystemNo
Features0

Questions about this item

What rack height and drive-tray count does the R740xd2 need to fit in a cabinet?

The server occupies 2U of rack space and includes 26 front-loading 3.5-inch drive trays for high-density storage.

How do the two Xeon Gold 6254 processors and 128 GB of DDR4-2933 memory install, and what step is often missed?

Both CPUs seat in LGA 3647 sockets; the eight 16 GB ECC RDIMMs populate 16 slots in matched pairs per channel — skipping the paired-population rule leaves channels unbalanced.

When will the dual 1100 W platinum power supplies or the HBA330 controller typically need replacement?

Redundant hot-swap PSUs are rated for continuous operation and swapped only on fault; the HBA330 has no moving parts and runs the server's lifespan unless a firmware update requires a newer controller.

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