United States$5,000,000+
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Caleb Morton
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The Xeon E7-4809v4 works well for moderate enterprise workloads.
816657-B21
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HP INTEL E7-4809V4 DL580 G9_X00 2.1GHZ/8-CORE/20MB/115W_X000...
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816657-B21
- Description:
- HP INTEL E7-4809V4 DL580 G9_X00 2.1GHZ/8-CORE/20MB/115W_X000D_ CPU
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- Hpe
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816657-B21 Overview
816657-B21 is an Intel processor from the Intel 13th Gen family built on the Raptor Lake architecture and designed for premium desktop performance. It features an LGA 1700 socket, 8 cores and 16 threads, a base clock speed of 3.6 GHz and a max boost clock speed of 5.0 GHz, backed by 4 MB of L2 cache and 16 MB of L3 cache, a thermal design power of 125W, and integrated Intel UHD Graphics 770.
This processor supports high-speed DDR5 memory in a dual-channel configuration and offers PCIe 5.0 connectivity for advanced expansion capabilities. It comes unlocked for overclocking and is compatible with Intel 600 and 700 series chipsets, making it well-suited for gaming, workstation productivity, and overclocking enthusiasts.
816657-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 816657-B21 for additional pricing. Browse the full Hpe Dl580 Server Processors series or explore all Hpe products.
816657-B21 Specifications
- ECC Support
- No
- Use Case
- Gaming
- CPU Socket
- LGA 1700
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Product Type
- Processors
- Brand
- Intel
- Virtualization Support
- Intel VT-x
- TDP
- 125W
- Cooler Included
- No
- Series
- Intel Core
- Category
- Desktop
- Max Memory Support
- 128 GB
- Memory Type Support
- DDR5
- Generation
- Intel 13th Gen
- Architecture
- Raptor Lake
- Instruction Set Extensions
- AVX2
- Cores
- 8
- Threads
- 16
- Overclocking Support
- Yes
- Integrated Graphics
- Intel UHD Graphics 770
- Unlocked
- Yes
- Base Clock
- 3.6
- Max Boost Clock
- 5.0
- L2 Cache
- 4
- Height
- 0.6
- Graphics Base Frequency
- 350
- L3 Cache
- 16
- Security Features
- SGX
- Graphics Max Dynamic Frequency
- 1200
- Weight
- 0.35
- Depth
- 0.2
- Width
- 0.6
- Product Name
- 816657-B21 High-Performance Desktop Processor
816657-B21 Use Case
Real-Time Data Warehousing and Analytics with 816657-B21 HP Intel E7-4809V4 in DL580 G9
In a financial services firm processing 10 TB of trade and market data daily, deploying the 816657-B21 HP DL580 G9 server powered by Intel E7-4809V4 (2.1 GHz/8-Core/20 MB/115 W) accelerates ETL pipelines and ad-hoc SQL queries on Oracle and SQL Server. The CPU’s large cache and multicore throughput deliver sub-second report generation, enabling risk teams to reduce decision-making latency by 30% and improve trading efficiency.
Scalable Multi-Tenant Virtualization on 816657-B21 HP DL580 G9 Intel E7-4809V4
A managed services provider consolidates 200+ Linux and Windows VMs on HP DL580 G9 nodes equipped with the 816657-B21 Intel E7-4809V4 CPU under VMware vSphere and Microsoft Hyper-V. The processor’s 8 cores, 20 MB cache, and 115 W TDP deliver predictable performance across tenants, reducing rack space by 40%, cutting power consumption by 25%, and ensuring 99.9% SLA uptime for critical workloads.
Mission-Critical ERP and Transaction Processing on 816657-B21 HP Intel E7-4809V4 DL580 G9
A global manufacturing enterprise runs SAP S/4HANA for 1,000+ concurrent users on HP DL580 G9 servers featuring the 816657-B21 Intel E7-4809V4 CPU. The robust cache design and hardware fault tolerance deliver 99.99% availability, accelerate order-to-cash cycles by 20%, and ensure accurate financial close under peak transactional loads.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 816657-B21 |  816659-L21 |  P05691-B21 |  878134-L21 |  P05684-B21 | |
|---|---|---|---|---|---|
| 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 | Desktop | Desktop | Desktop |
| Max Memory Support | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Memory Type Support | DDR5 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 |
| Generation | Intel 13th Gen | Intel 12th Gen | Intel 13th Gen | Intel 12th Gen | Intel 13th Gen |
| Architecture | Raptor Lake | Alder Lake | Raptor Lake | Alder Lake | Raptor Lake |
| ECC Support | No | No | No | No | No |
| Security Features | SGX | None | None | SGX | SGX |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX2 | AVX-512 |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Cores | 8 | 8 | 8 | 8 | 16 |
| Threads | 16 | 16 | 16 | 16 | 32 |
| Base Clock | 3.6 | 3.6 | 3.2 GHz | 3.6 GHz | 3.6 |
| Max Boost Clock | 5.0 | 4.8 | 4.9 GHz | 4.9 GHz | 5.0 |
| Overclocking Support | Yes | No | No | Yes | Yes |
| L2 Cache | 4 | 4 | 4 MB | 4 MB | 8 |
| L3 Cache | 16 | 16 | 16 MB | 20 MB | 24 |
| TDP | 125W | 95W | 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 | 300 | N/A | 350 MHz | 350 |
| Graphics Max Dynamic Frequency | 1200 | 1150 | N/A | 1,200 MHz | 1200 |
| Memory Channels | Dual | Dual | Dual | Dual | Quad |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Unlocked | Yes | No | No | Yes | Yes |
| Cooler Included | No | Yes | Yes | No | No |
| Use Case | Gaming | Gaming | Gaming | Gaming | Gaming |
| Product Name | 816657-B21 High-Performance Desktop Processor | Intel Core i7-12700 Processor | Intel Core i7-P05691-B21 Processor | 878134-L21 | P05684-B21 |
| Height | 0.6 | 0.6 | 0.6 inches | 1 inch | 0.2 |
| Width | 0.6 | 1.4 | 1.5 inches | 1 inch | 1.5 |
| Depth | 0.2 | 1.4 | 1.5 inches | 1 inch | 1.5 |
| Weight | 0.35 | 0.3 | 0.2 lbs | 0.75 lbs | 0.3 |
Reviews & Ratings
R
Rameez Shah
4
Reliable CPU for infrastructure services.
I
Ian Russell
4
Stable and predictable performance.
B
Bushra Yaqoob
5
Met expectations for DL580 Gen9 use.
A
Anthony Price
5
Solid processor for non-intensive tasks.
Questions & Answers
What is the HP Intel E7-4809V4 DL580 G9 CPU (SKU 816657-B21)?
The HP Intel E7-4809V4 DL580 G9 CPU (SKU 816657-B21) is a server-grade processor featuring 8 physical cores, 16 threads, 20 MB of L3 cache, a 2.1 GHz base clock and 115 W TDP, designed for demanding enterprise workloads on the HP ProLiant DL580 Gen9.
Which HP ProLiant servers support the E7-4809V4 (SKU 816657-B21)?
The E7-4809V4 (SKU 816657-B21) is compatible exclusively with the HP ProLiant DL580 Gen9 family, ensuring full system validation and optimal performance in four-socket configurations.
How many cores, threads, and cache does the E7-4809V4 offer?
The Intel E7-4809V4 delivers 8 physical cores, 16 threads via Hyper-Threading, and 20 MB of shared L3 cache, balancing multi‐tasking capability with low-latency data access.
What are the clock speed and power consumption of the E7-4809V4?
The processor runs at a 2.1 GHz base frequency, supports Intel Turbo Boost up to 3.0 GHz, and carries a 115 W thermal design power for enterprise-class efficiency.
Does the E7-4809V4 support virtualization technologies?
Yes, the E7-4809V4 includes Intel VT-x and VT-d support for hardware-accelerated virtualization, enabling high VM density and secure workload isolation.
What memory configurations are supported by the E7-4809V4?
This CPU supports up to 6 TB of DDR4 memory across eight channels per processor, with RDIMM/LRDIMM at speeds up to 2400 MT/s for large-scale in-memory applications.
Which workloads benefit most from the E7-4809V4 (SKU 816657-B21)?
The E7-4809V4 excels in mission-critical environments—database management, ERP, in-memory analytics and high-performance computing—where reliability and low-latency processing are paramount.
Does the E7-4809V4 feature Intel Turbo Boost and Hyper-Threading?
Yes, Intel Turbo Boost dynamically raises core frequency from 2.1 GHz to up to 3.0 GHz under load, and Hyper-Threading allows two threads per core for 16-thread parallelism.
How does the E7-4809V4 improve power efficiency?
Built on Intel’s 14 nm process with enhanced power gating, the E7-4809V4 dynamically adjusts voltage and frequency, reducing idle power consumption while maintaining peak performance.
Is the E7-4809V4 (SKU 816657-B21) an original HP part?
Yes, SKU 816657-B21 is an original HP factory-certified processor, backed by HP quality standards and guaranteed compatibility with ProLiant DL580 Gen9 servers.
What warranty and support come with the E7-4809V4 CPU?
HP supplies a one-year limited warranty and access to lifecycle support, including firmware updates, part replacement and 24/7 technical assistance for the E7-4809V4.
How do I install the E7-4809V4 in my DL580 Gen9?
Power down the server, open the chassis, align the CPU with the socket keyed notch, secure the retention arm, apply HP thermal grease and reassemble per the ProLiant DL580 Gen9 Service Guide.
Can I mix the E7-4809V4 with other CPU models in a multi-socket system?
No. All sockets in a ProLiant DL580 Gen9 must use identical CPU models—mixing different SKUs can lead to system instability and is not supported by HP.
Where can I purchase the HP E7-4809V4 CPU (SKU 816657-B21)?
You can buy SKU 816657-B21 from authorized HP resellers, HP’s official online store or certified channel partners to ensure genuine parts and full warranty coverage.
What is the typical price range for the E7-4809V4 (816657-B21)?
Pricing varies by region and reseller but generally ranges from USD 1,200 to USD 1,600 per unit; volume discounts may apply for bulk enterprise purchases.
Why upgrade to the Intel E7-4809V4 in my DL580 Gen9?
Upgrading to the E7-4809V4 delivers enhanced multi-core throughput, larger memory capacity, advanced reliability features and superior virtualization support for critical workloads.