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Silver 2U rack server with 26 front 3.5-inch drive bays

DELL

DELL PowerEdge R740xd2 26 Bay 3.5" 2U Rack Server 2x Xeon Gold 6230 2.1GHz 20 Core 256GB DDR4 26x 4TB H330

SKU CH-NQ94-DK8DE

2U rack server with dual 20-core Xeon Gold 6230 CPUs, 256GB DDR4, and 26× 4TB SATA drives on an H330 controller

  • TypeRack
  • Rack Height2U
  • Redundant Hot-swap PowerYes
  • CPU TypeIntel Xeon
  • CPU Speed2.1GHz (3.9GHz Turbo)
  • CPU SocketLGA 3647
  • Dual Xeon Gold 6230 CPUs deliver 40 cores at 2.1 GHz base with 3.9 GHz turbo for demanding compute
  • 256 GB DDR4-2666 ECC memory across 16 slots ensures data integrity and room to grow
  • 26 x 4 TB 7.2K SATA drives supply massive raw storage in a 2U rack form
  • PERC H330 controller manages SAS and SATA arrays with 12 Gb/s throughput
  • iDRAC 9 Enterprise plus dual 10/25 Gb SFP28 and dual 1 GbE ports enable remote control and fast networking

High-capacity 2U rack server for data-intensive

The Dell PowerEdge R740xd2 is a 2U rackmount server built for environments that demand dense, high-capacity storage in a compact footprint. It targets software-defined storage clusters, big data analytics platforms, backup repositories and media archives where maximum drive count per rack unit is critical. Two Intel Xeon Gold 6230 processors deliver 40 total cores at 2.1 GHz with 3.9 GHz turbo for parallel throughput. 256 GB of DDR4-2666 ECC registered memory across eight 32 GB modules supports data integrity under sustained load.

Thermals noise and power in normal operation

Dual 1100 watt platinum-efficiency power supplies provide redundant hot-swap power for continuous availability. The 2U chassis uses front-to-rear airflow to cool 26 front-accessible 3.5-inch drives and dual CPUs within standard rack environmental limits. Fan speeds scale with inlet temperature and component load, keeping acoustic output consistent with typical data-centre rack density. Power draw varies with drive activity and CPU utilisation but remains within the redundant supply envelope for fail-safe operation.

Upgrades from lower-density

This configuration replaces 1U or 2U servers that max out at 12 to 16 drive bays, eliminating the need for external JBOD enclosures or additional rack units. It also supersedes single-socket systems limited to 20 cores and 1 TB memory capacity when workloads require dual-socket parallelism and full 256 GB installed RAM. The jump is justified when storage density, CPU core count and memory footprint must scale together inside a single 2U slot. Buyers needing fewer than 20 bays or a single processor should evaluate smaller platforms.

Pontos fortes

  • Dual Xeon Gold 6230 CPUs deliver 40 cores at 2.1 GHz base with 3.9 GHz turbo for demanding compute
  • 256 GB DDR4-2666 ECC memory across 16 slots ensures data integrity and room to grow
  • 26 x 4 TB 7.2K SATA drives supply massive raw storage in a 2U rack form
  • PERC H330 controller manages SAS and SATA arrays with 12 Gb/s throughput
  • iDRAC 9 Enterprise plus dual 10/25 Gb SFP28 and dual 1 GbE ports enable remote control and fast networking

Especificações

BrandDELL
SeriesPowerEdge
ModelR740xd2
TypeRack
Rack Height2U
Redundant Hot-swap PowerYes
CPU TypeIntel Xeon
CPU Speed2.1GHz (3.9GHz Turbo)
CPU SocketLGA 3647
Number of CPU Cores20 Core-Processors
CPU FeaturesGold 6230
# of Processors Installed2
MAX Processors2
Installed Memory Size256GB
Memory TypeDDR4
Max Memory Capacity1TB
Number of Memory Slots16
Hard Drive (Installed)26 x 4TB 7.2K SATA
Storage ControllerDell Perc H330 Controller
HDD InterfaceSATA
SSD (Installed)No
Raid LevelRAID 0/1/5/10/50
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

Perguntas sobre este artigo

How do I install the 26x 3.5" SATA drives and what step do people miss?

Slide each 4TB 7.2K SATA drive into the front 26-bay chassis until the carrier locks; the step often missed is confirming the PERC H330 controller detects all 26 drives in the BIOS before configuring RAID.

What maintenance will the 2x 1100W platinum power supplies need later?

The hot-swap PSUs are rated for continuous operation; plan to replace a unit only if its status LED shows a fault or iDRAC 9 Enterprise reports a predictive failure alert.

What limit appears first when the 2x Xeon Gold 6230 20-core CPUs run sustained 3.9GHz turbo loads?

Thermal throttling triggers first — the 2U chassis airflow is sized for base 2.1GHz operation, so prolonged all-core turbo will hit the CPU temperature ceiling before power delivery limits.

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