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801255-L21
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HPE ML350 Gen9 E5-2643v4 FIO Kit
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801255-L21
- Description:
- HPE ML350 Gen9 E5-2643v4 FIO Kit
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801255-L21 Overview
801255-L21 is an Intel processor from the Intel 13th Gen lineup built on the Raptor Lake architecture. It features an LGA 1700 socket, 8 cores and 16 threads, with a base clock of 3.6 GHz and a boost clock of 5.0 GHz, supported by 2 MB of L2 cache and 24 MB of L3 cache, and a thermal design power of 125W.
801255-L21 supports both DDR4 and DDR5 memory in a dual-channel configuration and comes with Intel UHD Graphics 770, operating at a base frequency of 350 MHz and a dynamic frequency up to 1150 MHz, while offering PCIe 5.0 connectivity, unlocked overclocking support, and compatibility with modern Intel desktop chipsets, making it ideal for gaming and workstation use.
801255-L21 price is is available on request. Get immediate quote.
Request bulk order quote for 801255-L21 for additional pricing. Browse the full Hpe Ml350 Server Processors series or explore all Hpe products.
801255-L21 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
- None
- 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
- Yes
- L2 Cache
- 2
- L3 Cache
- 24
- TDP
- 125W
- Integrated Graphics
- Intel UHD Graphics 770
- Graphics Base Frequency
- 350
- Graphics Max Dynamic Frequency
- 1150
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Unlocked
- Yes
- Cooler Included
- No
- Use Case
- Gaming
- Product Name
- Intel Core i7-13700K
- Height
- 0.6
- Width
- 1.48
- Depth
- 1.48
- Weight
- 0.25
801255-L21 Use Case
Optimized Virtualization and Server Consolidation with HPE ML350 Gen9 E5-2643v4 FIO Kit
A mid-sized enterprise consolidates multiple physical servers into a virtualized cluster by installing the HPE ML350 Gen9 E5-2643v4 Field Installable Option Kit. This delivers 40% higher VM density, 60% reduced rack footprint, and 25% lower power consumption, cutting costs while streamlining IT management.
High-Throughput Database Acceleration for Financial Transaction Processing
A financial services firm leverages the HPE ML350 Gen9 E5-2643v4 FIO Kit to scale dual-processor performance for mission-critical SQL workloads. The upgrade boosts query throughput by 35%, drives sub-5 ms response times under peak loads, and ensures consistent transactional integrity for real-time trading platforms.
Edge AI Inference and Real-Time Analytics in Smart Manufacturing
A manufacturing plant deploys the HPE ML350 Gen9 E5-2643v4 Field Installable Option Kit in its edge servers for on-site AI-powered quality inspection. This configuration accelerates model inference by 50%, reduces decision latency to 10 ms, and improves defect detection accuracy by 20%, enhancing operational efficiency and product quality.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 801255-L21 |  878651-L21 |  878650-B21 |  866546-L21 |  866536-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 | 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 | DDR4 & DDR5 |
| Generation | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen |
| Architecture | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake |
| ECC Support | No | No | No | No | No |
| Security Features | None | None | None | SGX | None |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX2 | AVX2 |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Cores | 8 | 8 | 16 | 8 | 16 |
| Threads | 16 | 16 | 24 | 16 | 24 |
| Base Clock | 3.6 | 3.6 GHz | 3.4 | 3.6 | 3.4 GHz |
| Max Boost Clock | 5.0 | 5.0 GHz | 5.2 | 5.0 | 5.4 GHz |
| Overclocking Support | Yes | Yes | Yes | Yes | Yes |
| L2 Cache | 2 | 4 MB | 16 | 8 | 16 MB |
| L3 Cache | 24 | 16 MB | 30 | 24 | 30 MB |
| TDP | 125W | 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 | 300 MHz | 350 | 300 | 350 MHz |
| Graphics Max Dynamic Frequency | 1150 | 1100 MHz | 1100 | 1200 | 1150 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 | Yes | Yes | Yes | Yes | Yes |
| Cooler Included | No | No | No | No | No |
| Use Case | Gaming | Gaming | Gaming / Workstation | Gaming | Gaming |
| Product Name | Intel Core i7-13700K | Intel Core i7-13700K Processor (878651-L21) | Intel Core i7-13700K Processor (878650-B21) | Intel Core i7-13700K | Intel Core i7-13700K |
| Height | 0.6 | 0.12 | 0.5 | 0.5 | N/A |
| Width | 1.48 | 1.48 | 1.57 | 1.5 | N/A |
| Depth | 1.48 | 1.48 | 1.57 | 1.5 | N/A |
| Weight | 0.25 | 0.25 | N/A | 0.3 | N/A |
Reviews & Ratings
F
Faizan Rauf
5
Stable performance in Gen9 environments.
K
Koen Brouwer
4
Straightforward installation process.
H
Henry Lawson
4
Good option for compute focused workloads.
I
Ihsan Malik
5
Meets expectations consistently.
Questions & Answers
What is the HPE ML350 Gen9 E5-2643v4 FIO Kit (SKU: 801255-L21)?
The HPE ML350 Gen9 E5-2643v4 FIO Kit (SKU: 801255-L21) is a factory-integrated option that upgrades an ML350 Gen9 tower server with an Intel Xeon E5-2643 v4 CPU, heatsink, riser card and necessary firmware for enhanced I/O performance.
Which server chassis is compatible with the SKU 801255-L21 FIO Kit?
The FIO Kit (801255-L21) is fully compatible only with HPE ProLiant ML350 Gen9 tower and rack chassis that support 2011-3 sockets and FlexibleLOM interfaces.
How does the E5-2643v4 FIO Kit improve performance in the ML350 Gen9?
By integrating the Intel Xeon E5-2643 v4 CPU (3.4 GHz base, 3.7 GHz turbo) and a high-efficiency riser, the FIO Kit boosts compute performance up to 20% and increases I/O bandwidth by up to 50% over standard configurations.
How many cores and threads does the E5-2643 v4 CPU offer?
The Intel Xeon E5-2643 v4 in this FIO Kit provides 6 physical cores and 12 threads, with a 3.4 GHz base frequency, 3.7 GHz turbo frequency and 25 MB of L3 cache.
What memory types and capacities are supported with this FIO Kit?
The ML350 Gen9 E5-2643v4 supports up to 24 DDR4 DIMM slots at 2133 MT/s or 2400 MT/s, for a maximum memory capacity of 1.5 TB when populated with HPE SmartMemory modules.
What components are included in the HPE 801255-L21 FIO Kit?
The kit includes one Intel Xeon E5-2643 v4 CPU, factory-qualified heatsink, a flexible I/O riser card, firmware updates and installation instructions.
How do I install the HPE ML350 Gen9 E5-2643v4 FIO Kit?
Power down the ML350 Gen9 server, remove the chassis cover, replace the existing CPU and riser with the FIO Kit components, apply thermal paste, reseat the heatsink and update firmware via HPE Smart Update Manager.
Can this FIO Kit be used with a redundant power supply configuration?
Yes, the FIO Kit is fully supported by HPE redundant and hot-plug power supplies available for the ML350 Gen9 chassis, ensuring no interruption to power-redundant setups.
What warranty coverage does SKU 801255-L21 include?
The FIO Kit ships with HPE’s global 3-year parts, labor and on-site support warranty; optional 1- to 5-year HPE Foundation Care or Proactive Care service extensions are available.
How does the FIO Kit enhance I/O throughput on the ML350 Gen9?
By leveraging the FlexibleLOM riser and updated firmware, the kit delivers up to 2×10 GbE network ports and PCIe Gen3 I/O slots, increasing overall throughput by up to 50%.
What storage configurations are supported after installing the FIO Kit?
Post-installation, the server supports up to 24 LFF or 8 SFF drive bays with HPE Smart Array controllers, NVMe or SATA/SAS drives for flexible capacity and performance tiers.
Does the ML350 Gen9 E5-2643v4 FIO Kit include remote management capabilities?
Yes, it includes HPE Integrated Lights-Out (iLO 4) for remote monitoring, firmware updates and hardware health management via a dedicated network port.
What are the key technical specifications of the 801255-L21 FIO Kit?
Key specs: Intel Xeon E5-2643 v4 (6C/12T, 3.4/3.7 GHz), 25 MB L3 cache, DDR4-2400 support, FlexibleLOM riser, PCIe 3.0 slots, HPE iLO 4 remote management.
How does the Intel E5-2643 v4 compare to other E5 v4 processors?
Compared to mid-range E5 v4 CPUs, the E5-2643 v4 offers higher base/turbo frequencies and larger cache at the same TDP (135 W), optimizing single-threaded and virtualization workloads.
Where can I purchase the HPE ML350 Gen9 E5-2643v4 FIO Kit (SKU: 801255-L21)?
You can order the FIO Kit through HPE authorized resellers, HPE Direct or HPE’s online storefront by specifying SKU 801255-L21.
What workloads are best suited for the ML350 Gen9 with this FIO Kit?
Ideal workloads include virtualization (VMware, Hyper-V), databases (SQL/Oracle), high-performance computing and VDI environments requiring consistent low latency and high I/O throughput.
How do I update server firmware after installing the FIO Kit?
Use HPE Smart Update Manager within the Service Pack for ProLiant (SPP) ISO or the iLO 4 GUI to run firmware updates and ensure compatibility with the new CPU and riser components.