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The Xeon Gold 5120 provides balanced performance for enterprise workloads.
878127-B21
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HPE DL580 Gen10 Xeon-Gold 5120 (2.2GHz/14-core/105W) Process...
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Name:
878127-B21
- Description:
- HPE DL580 Gen10 Xeon-Gold 5120 (2.2GHz/14-core/105W) Processor Kit
- Rating:
Added to cart 28 times recently
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- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$2,497.77
- Price:
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878127-B21 Overview
878127-B21 is an Intel Core i7-12700 processor built on the Alder Lake architecture and designed for the LGA 1700 socket. It features 12 cores and 20 threads with a base clock speed of 2.1 GHz and a maximum boost clock of 4.9 GHz, backed by 12 MB of L2 cache and 20 MB of L3 cache. With a thermal design power of 65W and integrated Intel UHD Graphics 770 operating at a base frequency of 350 MHz and reaching up to 1100 MHz, it delivers high efficiency and excellent graphics performance.
This processor supports both DDR4 and DDR5 memory types with dual-channel configuration and up to 128 GB of maximum memory, while also offering PCIe 5.0 connectivity. It comes with built-in virtualization features (Intel VT-x / Intel VT-d), AVX2 instruction set extensions, and SGX security features. With no overclocking support and a locked design, 878127-B21 is optimized for gaming and workstation environments where reliability and cutting-edge performance meet modern platform compatibility.
878127-B21 price is $2,148.08, a 14% saving from the Hpe list price of $2,497.77. 878127-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 878127-B21 for additional pricing. Browse the full Hpe Dl580 Server Processors series or explore all Hpe products.
878127-B21 Specifications
- Weight
- 0.3 lbs
- Height
- 0.5 inches
- Depth
- 1.4 inches
- Width
- 1.4 inches
- ECC Support
- No
- Use Case
- Gaming
- CPU Socket
- LGA 1700
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Product Type
- Processors
- Brand
- Intel
- Overclocking Support
- No
- Unlocked
- No
- Series
- Intel Core
- Category
- Desktop
- Max Memory Support
- 128 GB
- Instruction Set Extensions
- AVX2
- Integrated Graphics
- Intel UHD Graphics 770
- Memory Type Support
- DDR4 & DDR5
- L3 Cache
- 20
- Graphics Max Dynamic Frequency
- 1100
- Graphics Base Frequency
- 350
- Security Features
- SGX
- Generation
- Intel 12th Gen
- Architecture
- Alder Lake
- Cores
- 12
- Threads
- 20
- Max Boost Clock
- 4.9
- L2 Cache
- 12
- Cooler Included
- Yes
- TDP
- 65W
- Virtualization Support
- Intel VT-x / Intel VT-d
- Base Clock
- 2.1
- Product Name
- Intel Core i7-12700
878127-B21 Use Case
Enterprise Virtualization Consolidation with 878127-B21 HPE DL580 Gen10 Xeon-Gold 5120
By deploying the 878127-B21 HPE DL580 Gen10 Xeon-Gold 5120 processor kit, a global financial services firm consolidated 2,000+ mixed Windows and Linux virtual machines onto just four servers. The 14-core, 2.2 GHz CPUs deliver consistent per-VM performance under peak load, while advanced I/O and memory bandwidth cut host sprawl by 40% and power consumption by 30%. The outcome: 99.99% SLA uptime, 50% faster VM provisioning and a unified management plane via HPE OneView.
Real-Time In-Memory Analytics for Business Intelligence
Leveraging the 878127-B21 HPE DL580 Gen10 Xeon-Gold 5120 processor kit, a multinational retail chain runs SAP HANA on-premise to process terabytes of sales and inventory data in real time. The 2.2 GHz base clock and high-capacity DIMM support deliver sub-second query response, boosting forecasting accuracy by 25% and enabling dynamic pricing models. Enterprise-grade redundancy ensures uninterrupted 24/7 analytics and rapid data-driven decisions.
High-Performance Engineering Simulations and HPC Workloads
Utilizing the 878127-B21 HPE DL580 Gen10 Xeon-Gold 5120 processor kit, an automotive R&D center accelerates computational fluid dynamics and finite element analysis across a CPU cluster. Four 14-core processors achieve 56 parallel threads at 2.2 GHz, reducing simulation runtimes by 20% and speeding design iteration cycles. Optimized thermal design and a 105 W TDP deliver sustained performance with energy efficiency under continuous high-load conditions.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 878127-B21 |  P00881-L21 |  816651-L21 |  878151-B21 |  878145-L21 | |
|---|---|---|---|---|---|
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| Category | Desktop | Desktop / Workstation | Desktop | Desktop | Desktop |
| Max Memory Support | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Memory Type Support | DDR4 & DDR5 | DDR5 | DDR4 & DDR5 | DDR5 | DDR5 |
| Generation | Intel 12th Gen | Intel 13th Gen | Intel 12th Gen | Intel 13th Gen | Intel 13th Gen |
| Architecture | Alder Lake | Raptor Lake | Alder Lake | Raptor Lake | Raptor Lake |
| ECC Support | No | No | No | No | No |
| Security Features | SGX | SGX | SGX | SGX | None |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Instruction Set Extensions | AVX2 | AVX-512 | AVX2 | AVX2 | AVX2 |
| Virtualization Support | Intel VT-x / Intel VT-d | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Cores | 12 | 16 | 8 | 8 | 8 |
| Threads | 20 | 24 | 16 | 16 | 16 |
| Base Clock | 2.1 | 3.8 | 3.6 | 3.2 | 3.2 GHz |
| Max Boost Clock | 4.9 | 5.0 | 4.9 | 4.8 | 4.8 GHz |
| Overclocking Support | No | Yes | Yes | Yes | Yes |
| L2 Cache | 12 | 8 | 4 | 4 | 4 MB |
| L3 Cache | 20 | 30 | 20 | 24 | 16 MB |
| TDP | 65W | 125W | 125W | 125W | 125W |
| Integrated Graphics | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 |
| Graphics Base Frequency | 350 | 350 | 350 | 350 | 300 MHz |
| Graphics Max Dynamic Frequency | 1100 | 1100 | 1150 | 1200 | 1100 MHz |
| Memory Channels | Dual | Dual | Dual | Dual | Dual |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Unlocked | No | Yes | Yes | Yes | Yes |
| Cooler Included | Yes | No | No | No | No |
| Use Case | Gaming | Gaming / Workstation / Server | Gaming | Gaming / Workstation / Server | Gaming |
| Product Name | Intel Core i7-12700 | P00881-L21 | Intel Core i7-12700K (816651-L21) | Intel Core i7-13700K | Intel Core i7-13700K |
| Height | 0.5 inches | 1.5 inches | 1.48 | N/A | 1.4 inches |
| Width | 1.4 inches | 1.5 inches | 1.48 | N/A | 1.4 inches |
| Depth | 1.4 inches | 1.5 inches | 0.06 | N/A | 1.4 inches |
| Weight | 0.3 lbs | 0.25 lbs | 0.15 | N/A | 0.4 lbs |
Reviews & Ratings
W
Waleed Farooq
5
Reliable CPU for DL580 Gen10 servers.
T
Trevor Milton
4
Consistent output under load.
H
Huma Shah
5
Met expectations for production use.
N
Norman Reeves
4
Solid Gold processor choice.
Questions & Answers
What are the main specifications of the HPE 878127-B21 Xeon-Gold 5120 Processor Kit?
The HPE 878127-B21 features an Intel Xeon Gold 5120 CPU with 14 cores, 28 threads, 2.2 GHz base, up to 3.2 GHz turbo, 19.25 MB cache, 105 W TDP, for ProLiant DL580 Gen10.
How many cores and threads does the Xeon Gold 5120 support?
It supports 14 physical cores and 28 threads via Intel Hyper-Threading for improved parallel processing and multitasking.
What is the base and maximum turbo frequency of this processor?
The base clock runs at 2.2 GHz, and Intel Turbo Boost Technology elevates it to 3.2 GHz under high workloads.
Which memory type and maximum capacity are supported?
Supports DDR4 SmartMemory up to 2666 MT/s, with up to 6 TB capacity across 24 DIMM slots in a dual-processor configuration.
What is the power consumption and thermal design of this CPU?
The Intel Xeon Gold 5120 has a 105 W thermal design power (TDP) rating, balancing performance and energy efficiency.
Which HPE servers are compatible with the 878127-B21 processor kit?
Fully compatible with HPE ProLiant DL580 Gen10 servers; ensure your server’s BIOS and iLO firmware are updated to the latest versions.
What workloads are best suited for the Xeon Gold 5120?
Ideal for virtualization, database processing, large-scale online transaction systems, and memory-intensive enterprise applications.
How do I install the HPE 878127-B21 in my server?
Power off the server, open the chassis, seat the CPU in the socket, apply thermal material, secure the heatsink, close the chassis, and update firmware.
Does the processor kit include the heat sink and installation accessories?
Yes, the kit includes an HPE heat sink, mounting hardware, retention cover, and thermal interface material for proper installation.
Is a firmware update required before installing this processor?
HPE recommends updating to the latest system ROM and iLO firmware to ensure full compatibility, stability, and performance.
What warranty and support does HPE provide for this CPU kit?
HPE offers a one-year limited warranty with HPE Foundation Care support; extended warranties and onsite services are available.
Does this processor support virtualization technologies?
Yes, it supports Intel VT-x and VT-d for efficient hardware-accelerated virtualization, enhanced VM performance, and security isolation.
Can I use this processor in a dual-socket configuration?
Yes, the Intel Xeon Gold 5120 fully supports two-processor configurations, providing up to 28 cores and 56 threads.
How can I optimize performance for database applications?
Use balanced memory configurations, enable NUMA optimization, update to the latest firmware, and allocate adequate CPU and RAM resources.
What security features are integrated into the Xeon Gold 5120?
Includes Intel AES New Instructions, Secure Key, OS Guard, and Secure Boot for robust data protection and platform security.
Where can I purchase the HPE 878127-B21 Xeon-Gold 5120 Processor Kit?
Purchase through authorized HPE resellers, the HPE Store online, or by contacting HPE sales representatives for volume orders.