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Product Details
Dell PowerEdge R640
Chassis 8x2 5" HP
SKU: 48639291 order code per6404m (2x Xeon Silver 4210R 4x16GB RDIMM 2x480GB SSD SATA H730P Controller 3 Years Next Business Day

Uncompromising performance and density for data center productivity and scale
The PowerEdge R640 is the ideal dual-socket platform for dense scale-out data center computing and storage. Benefit from the flexibilty of 2.5&rdquo or 3.5&rdquo drives the performance of NVMe and embedded intelligence to ensure optimized application performance in a secure platform. With embedded diagnostics and SupportAssist the R640 delivers maximum uptime in a worry-free environment.
Ideal workloads:
- Dense software-defined storage
- Service providers: application tier
- Dense private cloud
- Virtualization
- HPC
Processor
Up to two 2nd Generation Intel® Xeon® Scalable processors with up to 28 cores per processor
Operating System
Canonical® Ubuntu® Server LTS
Citrix® Hypervisor ®
Microsoft® Windows Server® with Hyper-V
Red Hat® Enterprise Linux
SUSE® Linux Enterprise Server
VMware® ESXi®
Dimensions & Weight
 
Height 
42.8mm (1.69&rdquo) 
 
Width*
482.0mm (18.98")
 
Depth*
808.5mm (31.8")
Weight 
21.9kg (48.3 lbs.)
 
Memory*
DIMM Speed 
Up to 2933MT/s 
Memory Type
RDIMM
LRDIMM
NVDIMM
DCPMM (Intel® Optane&trade DC persistent memory)
 
Memory Module Slots
24 DDR4 DIMM slots (12 NVDIMM or 12 DCPMM only)
Supports registered ECC DDR4 DIMMs only
 
Maximum RAM
RDIMM 1.53TB 
LRDIMM 3TB
NVDIMM 192GB
DCPMM 6.14TB (7.68TB with LRDIMM)
Management
Embedded / At-the-Server
iDRAC9 
iDRAC RESTful API with Redfish
iDRAC Direct
Quick Sync 2 BLE/wireless module
 
Consoles
OpenManage Enterprise
OpenManage Power Center
 
Mobility
OpenManage Mobile 
 
Tools
Dell RACADM CLI
Dell Repository Manager
Dell System Update
Dell Server Update Utility
Dell Update Catalogs
iDRAC Service Module 
IPMI Tool
OpenManage Server Administrator 
OpenManage Storage Services
 
OpenManage Integrations
BMC Truesight
Microsoft® System Center
RedHat® Ansible® Modules
VMware® vCenter
 
OpenManage Connections
IBM Tivoli® Netcool/OMNIbus
IBM Tivoli® Network Manager IP Edition
Micro Focus® Operations Manager I
Nagios® Core 
Nagios® XI
Ports
Network Options
4 x 1GbE 
2 x 10GbE + 2 x 1GbE
4 x 10GbE 
2 x 25GbE
 
Front Ports
1 x Dedicated iDRAC direct USB 
1 x USB 2.0
1 x USB 3.0 (optional)
1 x Video
Rear Ports
1 x Dedicated iDRAC network port
1 x Serial
2 x USB 3.0
1 x Video
Regulatory
Product Safety EMC and Environmental Datasheets
Dell Regulatory Compliance Home Page
Dell and the Environment
Storage Controllers
Internal Controllers:
PERC H330 H730P H740P HBA330
External Controllers
12Gbps SAS HBA
Software RAID
S140 
Internal Boot
Boot Optimized Storage Subsystem (BOSS):
HWRAID 2 x M.2 SSDs 240GB 480 GB
Internal Dual SD Module
Accelerators
Up to one single-width FPGA 
Up to three single-width GPU (NVIDIA T4)
Storage
Front Bays 
Up to 10 x 2.5&rdquo with up to 8 NVMe SAS/SATA/SSD/NVMe max 76.8TB 
Up to 10 NVMe max 64TB 
Up to 4 x 3.5&rdquo SAS/SATA max 56TB
 
Rear Bays
Up to 2 x 2.5&rdquo SAS/SATA/SSD/NVMe max 15.36TB
Security
Cryptographically signed firmware
Secure Boot
Secure Erase
Silicon Root of Trust 
System Lockdown (requires OpenManage Enterprise)
TPM 1.2/2.0 TCM 2.0 optional
Power Supplies
495W Platinum
750W Platinum
750W 240HVDC Platinum*
1100W 48VDC
1100W Platinum
1100W 380HVDC Platinum*
1600W Platinum
750W Titanium
Hot plug power supplies with full redundancy option
Up to 8 hot plugs fans with full redundancy
Slots
PCIe 
3 x Gen3 slots (all x16)
Video Card
1 x VGA
Bezel
Optional LCD bezel or security bezel
Form Factor
1U Rack Server
Rack Support
ReadyRails&trade sliding rails with optional cable management arm for 4-post racks (optional adapter brackets required for threaded hole racks).
Recommended Support
Choose Dell ProSupport Plus for critical systems or Dell ProSupport for premium hardware and software support for your PowerEdge solution. Consulting and deployment offerings are also available. Contact your Dell representative today for more information. Availability and terms of Dell Services vary by region.
Shipping & Return
Return Policy
You need to have a Return Authorization (RA) number before returning any products to HSSL Technologies.
For a hard copy of this form and a shipping label, please include your request in the form below.
You can also request an RA online by submitting an RA Request via email. Once you have provided HSSL Technologies with the appropriate information, we will contact you with an assigned RA number.
Defective or DOA Products
DOA or defective products are returned for REPLACEMENT ONLY with the same product/model. Deviations from this policy may result in a 20% Returns Processing Service Charge.
- Defective products must be in the original factory carton with all original packing materials.
- The Return Authorization number must be on the shipping label, not the carton. Please do not write on the carton.
- Returns must be shipped freight prepaid. Products received freight collect, without an RA number, or not approved for return will be refused.
- Return Authorization numbers are valid for fourteen (14) days only. Products returned after expiration will be refused.
- HSSL credits are based on the purchase price or current price, whichever is lower.
General Return Terms
You may return most new, unopened items within 30 days of delivery for a full refund. We will also pay return shipping costs if the return is a result of our error (e.g., you received an incorrect or defective item).
You should expect to receive your refund within approximately six weeks of giving your package to the return shipper. This period includes:
- 5–10 business days for us to receive your return from the shipper
- 3–5 business days for us to process your return
- 5–10 business days for your bank to process the refund
If you need to return an item, please Contact Us with your order number and product details. We will respond quickly with instructions for returning items from your order.
Shipping Policy
We can ship to virtually any address in the world. Note that there are restrictions on some products, and certain products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates based on the availability of your items and the shipping options you select. Depending on the provider, estimated shipping dates may appear on the shipping quotes page.
Please also note that shipping rates for many items are weight-based. The weight of each item can be found on its product detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Has my order shipped?
Click the "My Account" link at the top right hand side of our site to check your orders status.
How do I change quantities or cancel an item in my order?
Click the "My Account" link at the top right hand side of our site to view orders you have placed. Then click the "Change quantities / cancel orders" link to find and edit your order. Please note that once an order has begun processing or has shipped, the order is no longer editable.
How do I track my order?
Click the "My Account" link at the top right hand side of our site to track your order.
My order never arrived.
Click the "My Account" link at the top right hand side of our site to track your order status. Be sure that all of the items in your order have shipped already. If you order displays your Package Tracking Numbers, check with the shipper to confirm that your packages were delivered. If your packages each show a status of "delivered", please contact customer service for assistance.
An item is missing from my shipment.
Click the "My Account" link at the top right hand side of our site to track your order status. Be sure that all of the items in your order have shipped already. If you order displays your Package Tracking Numbers, check with the shipper to confirm that your packages were delivered. If your packages each show a status of "delivered", please contact customer service for assistance.
My product is missing parts.
Click the "My Account" link at the top right hand side of our site to track your order status. Be sure that all of the items in your order have shipped already. If you order displays your Package Tracking Numbers, check with the shipper to confirm that your packages were delivered. If your packages each show a status of "delivered", please contact customer service for assistance.
When will my backorder arrive?
Backordered items are those which our suppliers are unable to predict when they will have more in stock, but as soon as they do, we will be able to ship the item to you.
Warranty
Why Choose HSSL?
We connect businesses with the right technology solutions to power growth, security, and efficiency.

Expertise
Backed by years of industry knowledge, our specialists understand the challenges modern businesses face.

Partnerships
We collaborate with top-tier technology providers to bring you innovative & high-performance products.

End-to-End Support
Our dedicated support ensures your systems stay optimized, secure, and ready for what’s next.

Scalable Solutions
Our adaptive approach ensures your IT infrastructure evolves seamlessly as your business expands.
Expert in IT & Security Solutions
At HSSL, we specialize in delivering cutting-edge IT infrastructure, cloud, and cybersecurity services that empower businesses to thrive in a digital-first world. Our trusted professionals provide reliable insights on:
-
Digital Transformation Strategy
Empowering businesses to adapt and grow through modern, secure, and scalable digital infrastructure.
-
Advanced Cybersecurity
Protecting your organization from digital threats with proactive monitoring and smart security frameworks.
-
Cloud & Infrastructure Management
Optimizing cloud performance and IT operations for seamless scalability and improved business agility.
-
Data Backup & Recovery
Ensuring business continuity through secure data management, automated backups, and rapid recovery solutions.
-
Network & Endpoint Solutions
Delivering secure, high-performance networking systems that keep your business connected and efficient.
-
Technology Consulting
Guiding organizations toward smarter IT investments and solutions that align with their long-term goals.
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