Description
| Form Factor |
4U air-cooled rack server DellDell
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| Processors |
Dual Intel Xeon 6-series CPUs, each up to 86 cores DellDellStorageReview.com
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| Memory |
Up to 32 DDR5 RDIMM slots, up to 3 TB (future 128 GB DIMMs support up to 4 TB); Speed up to 6400 MT/s DellDell
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| Accelerators/PCIe |
Supports up to 8 double-wide PCIe Gen5 x16 slots (up to 600 W each) or up to 16 single-wide PCIe Gen5 x16 slots (up to 75 W each); plus 8 additional rear/front slots for high-performance networking Dell+1StorageReview.com
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| Storage |
Front supports up to 8 × EDSFF E3.S Gen5 NVMe drives (max ~122.88 TB); includes BOSS-N1 DC-MHS boot module (RAID 1 with dual M.2 NVMe SSDs) DellDell
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| Power Supply |
Redundant hot-swap PSUs: 3200 W Titanium (200–240 V AC) or 2900 W (200–220 V AC); supports both AC and DC environments DellHSSL Technologies
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| Cooling / Fans |
Four high-performance dual-fan modules (mid-tray) and twelve front platinum-grade fans, all hot-swap capable Dell
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| Networking / I/O |
Rear: 1 × OCP 3.0 (x8 PCIe lanes), 1 × dedicated iDRAC/BMC Ethernet, 2 × USB 3.1 Type-A, 1 × VGA; Front: optional USB 2.0, Mini-DisplayPort, USB-C (Host/iDRAC Direct) DellHSSL Technologies
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| Security & Management |
iDRAC with features like Secure Boot, signed firmware, TPM 2.0, chassis intrusion detection, silicon root of trust, secure erase, system lockdown (with iDRAC10) Dell+1
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| Rack Specs |
Height: 174.3 mm (6.86 in); Width: 482 mm (18.98 in); Depth: ~899.6 mm (35.4 in) with bezel; Weight: ~71.35 kg (157.3 lb) Dell
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Features of Dell PowerEdge XE7740 Rack Server
Dell PowerEdge XE7740 is a high-performance 4U rack server with dual Intel Xeon 6-series CPUs, DDR5 memory, PCIe Gen5 GPUs, and scalable NVMe storage—built for AI, HPC, and demanding workloads.
1. Processor:
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CPUs: Dual Intel Xeon 6-series processors
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Cores: Up to 86 cores per processor (max 172 cores total)
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Threads: Up to 344 threads total (depends on CPU model)
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Cache: Large L3 cache per CPU (size varies by model)
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Clock Speed: High base and turbo frequencies (model dependent)
2. Memory:
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Capacity: Up to 3TB DDR5 (future support up to 4TB with 128GB DIMMs)
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Memory Type: DDR5 RDIMMs
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Memory Channels: 8 channels per processor
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Speed: Up to 6400 MT/s
3. Storage:
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Drive Bays:
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Up to 8 × EDSFF E3.S Gen5 NVMe SSDs (≈122TB max)
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BOSS-N1 with dual M.2 NVMe (RAID1) for OS boot
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RAID Options: Hardware and software RAID support (RAID 0, 1, 5, 6, 10, 50, 60)
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Storage Controllers: PERC options including H755/H755N, or S150 for software RAID
4. Networking:
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Embedded NIC: 1 × iDRAC dedicated Ethernet port
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Optional NICs: OCP 3.0 slot supporting 10GbE / 25GbE / 100GbE adapters
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I/O Ports: Front USB-C, Mini-DisplayPort; Rear USB, VGA, OCP NIC
5. Expansion:
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PCIe Slots:
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Up to 8 × double-wide PCIe Gen5 (up to 600W each) or
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Up to 16 × single-wide PCIe Gen5 accelerators (up to 75W each)
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GPU Support: NVIDIA GPUs for AI, HPC, ML, and inferencing workloads
6. Management and Security:
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iDRAC10: Integrated Dell Remote Access Controller with Lifecycle Controller
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OpenManage Enterprise: Centralized monitoring and management
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Security Features:
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TPM 2.0
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Secure Boot, System Lockdown
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Silicon Root of Trust
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Chassis intrusion detection & Secure Erase
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7. Power and Cooling:
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Power Supplies: Hot-plug redundant PSU options, up to 3200W Titanium
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Cooling: Hot-swap fan modules with advanced thermal efficiency
8. Form Factor:
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Chassis: 4U rack-mount server
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Dimensions: 174.3 mm (H) × 482 mm (W) × 899.6 mm (D)
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Weight: ~71 kg (fully configured)
9. Operating System Support:
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Microsoft Windows Server
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Red Hat Enterprise Linux (RHEL)
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SUSE Linux Enterprise Server (SLES)
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VMware vSphere / ESXi
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Other major Linux distributions
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