DELL PowerEdge R640 8B SFF 2x Xeon Gold 6154 3.0GHz 128GB DDR4 H730P X710 8x 1.2TB SAS rack server
1U rack server with dual 20-core Xeon Gold 6154 CPUs, 128GB DDR4, H730P controller and eight 1.2TB SAS drives
- ProcessorGold 6154
- Installed RAM128 GB
- Processor core count20
- Operating systemNo
- Type of memoryDDR4
- Processor socketLGA3647
- 36 cores from dual Xeon Gold 6154 CPUs power virtualization and database workloads
- 128GB DDR4 memory supports multiple virtual machines and data-heavy applications
- 8x 1.2TB 10K SAS drives deliver storage for OS, apps, VMs and backups
- H730P controller simplifies array setup and day-to-day storage management
- 8-bay 2.5" SFF chassis fits dense rack deployments with front-panel LEDs
Built for business workloads
The Dell PowerEdge R640 is a 1U rackmount server designed for file storage, virtualization, databases, backups and application hosting. Dual Intel Xeon Gold 6154 processors deliver 36 total cores at 3.00GHz to handle multi-threaded business applications. 128GB of DDR4 memory supports multiple concurrent services and virtual machines. Eight 2.5-inch drive bays come populated with 1.2TB 10K SAS drives managed by an H730P controller.
Thermals, noise and power in normal use
The system uses integrated GPU output and standard server cooling for its dual LGA3647 sockets. Front-panel LEDs show power, Ethernet and USB status for quick visual checks. The chassis weighs 60 units and fits standard rack environments. The H730P controller simplifies daily storage management without adding discrete graphics heat. Power supplies and fans are sized for the configured 36-core processor pair and eight spinning drives during typical business hours.
Behaviour under sustained load
The maximum processor count of two is already installed, so compute density is fixed at 36 cores. Memory can scale to 3TB DDR4 when workloads grow beyond the installed 128GB. Eight SAS bays are fully occupied, limiting further internal storage expansion without external enclosures. The X710 network adapter provides 10GbE connectivity for sustained data movement. The H730P RAID controller maintains array performance during continuous read and write cycles.
How it compares
Measured against everything we stock in Rack & Tower Servers, at today’s prices. Recalculated every night.
- Price $1,387.99
- Cheaper than about 62% of the 17,641 comparable items (median $1,910.99).
- Installed RAM 128 GB
- Typical for this category: the median of 15,103 items is 128 GB.
- Processor core count 20
- Higher than about 80% of the 7,955 comparable items (median 16).
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Specifications
| Product | |
|---|---|
| Brand name | DELL |
| Product type | Rackmount |
| Processor | |
| Processor | Gold 6154 |
| Processor core count | 20 |
| Processor socket | LGA3647 |
| Processor speed | 3 GHz |
| Installed CPUs | 2 |
| Max supported CPUs | 2 |
| Memory | |
| Installed RAM | 128 GB |
| Type of memory | DDR4 |
| Maximum RAM capacity | 3 TB |
| Storage | |
| Drive bays | 8B - 8x 2.5 in |
| Graphics | |
| Graphics chip | Integrated |
| Software | |
| Operating system | No |
| More details | |
| Indicator lights | Power, Ethernet, USB |
Questions about this item
How do I install the 8 x 1.2 TB SAS drives into the 8-bay 2.5 inch chassis and what step is often missed?
Slide each drive into the hot-plug bays until the latch clicks, then use the H730P controller BIOS to create a RAID array before installing an operating system.
Which components will need replacement first during long-term operation?
The 10K SAS hard drives and the system fans are the primary wear items; the H730P battery-backed cache module may also require replacement after several years.
What thermal or power limit appears first when the dual Xeon Gold 6154 CPUs run sustained workloads?
The 20-core processors at 3.0 GHz can hit the chassis cooling capacity before reaching maximum turbo, causing clock throttling under continuous heavy load.
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