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878128-B21
- Description:
- HPE DL580 Gen10 Xeon-Gold 5122 (3.6GHz/4-core/105W) Processor Kit
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Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
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Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
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RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
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878128-B21 Overview
878128-B21 is an Intel 13th Gen processor built on the Raptor Lake architecture and designed for the LGA 1700 socket. It features 8 cores and 16 threads with a base clock of 3.6 GHz and a maximum boost clock of 5.0 GHz, supported by 8 MB of L2 cache and 24 MB of L3 cache, and is rated at a TDP of 125W.
This processor integrates Intel UHD Graphics 770 with a graphics base frequency of 350 MHz and a dynamic frequency of 1100 MHz, supports dual-channel DDR4 & DDR5 memory up to 128 GB, and offers PCIe 5.0 connectivity. It is compatible with Intel 600 and 700 series chipsets and is well suited for gaming and workstation applications.
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878128-B21 Specifications
| Product Type | Processors |
| Brand | Intel |
| Series | Intel Core |
| Category | Desktop |
| Max Memory Support | 128 GB |
| Memory Type Support | DDR4 & DDR5 |
| Generation | Intel 13th Gen |
| Architecture | Raptor Lake |
| ECC Support | No |
| Security Features | SGX |
| CPU Socket | LGA 1700 |
| Instruction Set Extensions | AVX2 |
| Virtualization Support | Intel VT-x |
| Cores | 8 |
| Threads | 16 |
| Base Clock | 3.6 |
| Max Boost Clock | 5.0 |
| Overclocking Support | No |
| L2 Cache | 8 |
| L3 Cache | 24 |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 350 |
| Graphics Max Dynamic Frequency | 1100 |
| Memory Channels | Dual |
| PCIe Version | PCIe 5.0 |
| Unlocked | No |
| Cooler Included | No |
| Use Case | Gaming |
| Product Name | 878128-B21 |
| Height | 1.5 |
| Width | 1.5 |
| Depth | 0.12 |
| Weight | 0.08 |
878128-B21 Use Case
High-Density Virtualization for SMB Data Center Consolidation
In a mid-sized enterprise data center, deploying the 878128-B21 HPE DL580 Gen10 Xeon-Gold 5122 (3.6 GHz/4-core/105 W) processor kit powered consolidation of 20+ Linux and Windows VMs per node. The result: 30% lower CapEx, 40% fewer racks, and RAS-grade reliability for 24×7 operations.
Low-Latency OLTP Database Acceleration for Retail Chain
A national retail chain implemented the 878128-B21 HPE DL580 Gen10 Xeon-Gold 5122 CPU kit to accelerate its Oracle MySQL transaction engine across four-socket servers. Achieved 2× improvement in transaction throughput and sub-millisecond response times, driving faster checkout experiences and real-time inventory updates.
Edge Compute Resilience for Industrial Automation
In an automated manufacturing plant, the 878128-B21 HPE DL580 Gen10 Xeon-Gold 5122 (3.6 GHz/4-core/105 W) processor kit powers edge-deployed SCADA and AI inferencing nodes. Benefits include deterministic latency under 5 ms, built-in memory protection and hot-swap capability, ensuring uninterrupted production and predictive maintenance analytics.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Architecture | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake |
| Base Clock | 3.4 | 3.6 | 3.4 | 3.0 | 3.6 |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Cooler Included | No | No | No | No | No |
| Cores | 16 | 8 | 16 | 24 | 8 |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Depth | 1.5 | 0.12 | N/A | N/A | 0.2 |
| ECC Support | No | No | No | No | No |
| Generation | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen |
| Graphics Base Frequency | 350 | 350 | 350 | 350 | 350 |
| Graphics Max Dynamic Frequency | 1300 | 1100 | 1150 | 1100 | 1150 |
| Height | 0.6 | 1.5 | N/A | N/A | 0.5 |
| Instruction Set Extensions | AVX-512 | AVX2 | AVX2 | AVX-512 | AVX2 |
| Integrated Graphics | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 |
| L2 Cache | 2 | 8 | 16 | 32 | 4 |
| L3 Cache | 30 | 24 | 30 | 36 | 16 |
| Max Boost Clock | 5.0 | 5.0 | 5.4 | 5.8 | 5.0 |
| Max Memory Support | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Memory Channels | Dual | Dual | Dual | Dual | Dual |
| Memory Type Support | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 |
| Overclocking Support | Yes | No | Yes | Yes | Yes |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Product Name | Intel Core i7-13700K | 878128-B21 | Intel Core i7-13700K Processor (878128-L21) | P05719-B21 | P07991-B21 |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | None | SGX | None | None | SGX |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| TDP | 125W | 125W | 125W | 125W | 125W |
| Threads | 24 | 16 | 24 | 32 | 16 |
| Unlocked | Yes | No | Yes | Yes | Yes |
| Use Case | Gaming | Gaming | Gaming / Workstation / Overclocking | Gaming / Workstation | Gaming |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x / Intel VT-d | Intel VT-x |
| Weight | 0.3 | 0.08 | N/A | N/A | 0.25 |
| Width | 1.5 | 1.5 | N/A | N/A | 0.5 |
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Questions & Answers
Q
What servers is the HPE DL580 Gen10 Xeon-Gold 5122 Processor Kit (SKU: 878128-B21) compatible with?
A
The HPE 878128-B21 kit is compatible exclusively with HPE ProLiant DL580 Gen10 servers equipped with the SP370 system-on-chip and BIOS version 2.10 or later.
Q
What are the key specifications of the Intel Xeon-Gold 5122 in SKU 878128-B21?
A
The Intel Xeon-Gold 5122 features 4 cores, 8 threads, a base/turbo frequency of 3.6 GHz, 11 MB L3 cache, 105 W TDP and uses the FCLGA3647 socket.
Q
How many cores and threads does the Xeon-Gold 5122 processor support?
A
The Xeon-Gold 5122 provides 4 physical cores and 8 simultaneous threads via Intel Hyper-Threading Technology.
Q
What is the base and maximum turbo frequency of the Intel Xeon-Gold 5122?
A
The processor runs at a base frequency of 3.6 GHz and maintains up to 3.6 GHz under Intel Turbo Boost Technology.
Q
What is the thermal design power (TDP) of SKU 878128-B21?
A
The Intel Xeon-Gold 5122 in this kit has a TDP rating of 105 watts.
Q
Does the Xeon-Gold 5122 support Intel Hyper-Threading Technology?
A
Yes, the Xeon-Gold 5122 supports Intel Hyper-Threading, enabling 8 threads across its 4 cores.
Q
What is the L3 cache size on the Intel Xeon-Gold 5122?
A
The processor includes an 11 MB shared Intel Smart Cache (L3 cache).
Q
Which memory types and speeds are supported by this processor kit?
A
It supports six channels of DDR4 memory, up to DDR4-2666 RDIMM or LRDIMM, and up to 1 TB total capacity per CPU.
Q
How do I install the HPE 878128-B21 processor kit on an HPE DL580 Gen10?
A
Power off the server, open the chassis, remove any existing processor assembly, align the CPU with the socket notch, secure the retention arm, reinstall the heat sink, and update the BIOS per the HPE service manual.
Q
Does the processor kit include a heatsink or thermal solution?
A
Yes, the kit includes the Intel Xeon-Gold 5122 CPU, an HPE-qualified heat sink with pre-applied thermal interface material, and all mounting hardware.
Q
What warranty coverage does HPE provide for SKU 878128-B21?
A
This part is backed by HPE’s three-year limited warranty covering parts, labor and HPE support services.
Q
Can I mix the Xeon-Gold 5122 with other processor models in the same server?
A
No. HPE requires that both processor sockets be populated with identical models and stepped revisions for proper operation.
Q
What BIOS or firmware version is required for compatibility with SKU 878128-B21?
A
Ensure the server is running HPE ProLiant Gen10 BIOS v2.10 or later and iLO 5 firmware v2.50 or newer.
Q
What enterprise workloads are best suited for the Xeon-Gold 5122?
A
It excels in virtualization, database processing, in-memory analytics and high-performance computing requiring high single-thread speeds.
Q
Where can I purchase genuine HPE 878128-B21 processor kits?
A
Order through HPE authorized resellers, HPE Direct, or the HPE PartSurfer portal. Contact your HPE sales representative for availability and pricing.
