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872723-B21
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- HPE Apollo IB EDR 100Gb 841z Adpter
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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.
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If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
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Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
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872723-B21 Overview
872723-B21 is a high-performance Ethernet network adapter engineered for delivering 10Gbps data rates via a PCIe x4 connection. This internal PCIe card is designed to support critical network protocols including TCP/IP, UDP, iSCSI, and NFS, ensuring reliable connectivity and high throughput for demanding applications.
Optimized for data centers, high-speed workstations, and small office networks, 872723-B21 offers seamless compatibility with Windows, Linux, macOS, VMware, and Hyper-V. Its robust design embraces features such as auto-negotiation, Wake-on-LAN, Jumbo Frames, and QoS, making it ideal for environments that require efficient data processing and low latency networking.
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872723-B21 Specifications
| Product Type | Network Adapter |
| Adapter Type | Ethernet |
| Data Rate | 10Gbps |
| Connection Interface | PCIe x4 |
| Supported Protocols | TCP/IP, UDP, iSCSI, NFS |
| Form Factor | Internal PCIe Card |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Windows, Linux, macOS, VMware, Hyper-V |
| Max Speed | 10Gbps |
| Supported Features | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | 6W |
| Connector Type | RJ-45 |
| Maximum Range | 100 meters |
| Bus Type | PCIe x4 |
| Product Name | 872723-B21 High-Performance 10GbE PCIe Network Adapter |
| Height | 1.2 inches |
| Width | 4.4 inches |
| Depth | 0.5 inches |
| Weight | 1.2 lbs |
872723-B21 Use Case
Accelerating HPC Simulations in Weather Forecasting
In a national meteorological research center, engineers integrate the 872723-B21 HPE Apollo IB EDR 100Gb 841z Adapter into a 512-node HPE Apollo cluster. By leveraging 100 Gb/s InfiniBand EDR bandwidth and sub-microsecond latency, they cut end-to-end simulation times for high-resolution weather models by 40%. Outcome: faster storm tracking, more accurate forecasts and a 30% reduction in compute-grid operating costs.
Optimizing Distributed AI/ML Training for Genomics Research
A genomics lab deploys the 872723-B21 HPE Apollo IB EDR 100Gb 841z Adapter across a 256-GPU HPE Apollo AI cluster to train deep learning models on terabytes of DNA sequence data. The adapter’s high throughput and RDMA offload capabilities reduce all-to-all communication overhead by 60%, shrinking model convergence time from days to hours. Outcome: accelerated gene-variant discovery, faster drug target identification, and a 25% uplift in research productivity.
Enhancing Real-Time Financial Trading Performance
A global investment bank integrates the 872723-B21 HPE Apollo IB EDR 100Gb 841z Adapter into its low-latency trading platform across 128 HPE Apollo nodes. The adapter delivers consistent sub-700 nanosecond round-trip latency and 100 Gb/s line rate, enabling near-instant order matching and risk analysis. Outcome: 15% higher trade execution throughput, 50% fewer dropped orders during peak volume, and a measurable increase in return-on-investment.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Adapter Type | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Bus Type | PCIe x4 | PCIe x4 | PCIe x4 | PCIe x4 | PCIe x1 |
| Compatibility | Windows / Linux / macOS | Windows, Linux, macOS, VMware, Hyper-V | Windows / Linux / macOS | Windows, Linux, macOS, VMware, Hyper-V | Windows, Linux, macOS, VMware, Hyper-V |
| Connection Interface | PCIe | PCIe | PCIe | PCIe x4 | PCIe |
| Connector Type | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| Data Rate | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 1Gbps |
| Depth | 0.5 inches | 0.5 in | N/A | 0.5 inches | 2.0 inches |
| Form Factor | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card |
| Height | 1.2 inches | 1.0 in | N/A | 1.2 inches | 0.5 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 1Gbps |
| Maximum Range | 100 meters | 100 meters | N/A | 100 meters | 100 meters |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 15W | 10W | 5W | 6W | 5W |
| Product Name | AJ763BR High-Speed Ethernet Adapter | 665243-B21 High Performance 10Gbps Ethernet Adapter | B9F54A 10Gbps Ethernet Adapter | 872723-B21 High-Performance 10GbE PCIe Network Adapter | B9F56A High-Performance Ethernet Adapter |
| Product Type | Network Adapter | Network Adapter | Network Adapter | Network Adapter | Network Adapter |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Supported Protocols | TCP/IP / UDP | TCP/IP, UDP, iSCSI, NFS, SMB | TCP/IP / UDP | TCP/IP, UDP, iSCSI, NFS | TCP/IP, UDP |
| Weight | 0.8 lbs | 0.4 lbs | N/A | 1.2 lbs | 0.2 lbs |
| Width | 2.0 inches | 4.5 in | N/A | 4.4 inches | 3.0 inches |
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Questions & Answers
Q
What is the HPE Apollo IB EDR 100Gb 841z Adapter (SKU: 872723-B21)?
A
The HPE Apollo IB EDR 100Gb 841z Adapter (872723-B21) is a PCIe Gen3 x16 InfiniBand EDR network card delivering 100 Gb/s bandwidth and sub-microsecond latency for HPE servers.
Q
What are the key specifications of the HPE 872723-B21 adapter?
A
Key specs include 100 Gb/s full-duplex throughput, 841z InfiniBand EDR, PCIe 3.0 x16 interface, QSFP28 port, sub-500 ns latency and ~20 W typical power draw.
Q
Which HPE servers is the Apollo IB EDR 100Gb adapter compatible with?
A
This adapter is validated for HPE Apollo 4000/6000/8000 Gen10, ProLiant DL380 Gen10, BL460c Gen10 and selected HPE blade servers with a free PCIe slot.
Q
What performance can I expect from the IB EDR 100Gb 841z adapter?
A
You can achieve up to 100 Gb/s bi-directional throughput with sub-microsecond latency and multi-million packets per second (Mpps) performance in InfiniBand fabrics.
Q
How do I install the HPE 872723-B21 adapter?
A
Power down the server, insert the adapter into an available PCIe 3.0 x16 slot, secure the bracket, attach QSFP28 cabling, power up, then install the latest driver and firmware.
Q
Which operating systems support the HPE Apollo IB EDR adapter?
A
Supported OSes include Red Hat Enterprise Linux 7/8, SUSE Linux Enterprise Server 12/15, CentOS 7/8 and Microsoft Windows Server with HPC Pack 2016/2019.
Q
Does the HPE Apollo IB EDR adapter support RDMA?
A
Yes, it natively supports InfiniBand RDMA (verbs API) for ultra-low latency and CPU-offloaded data transfers in high-performance environments.
Q
What cables and transceivers are required for the 100Gb InfiniBand EDR adapter?
A
Use QSFP28 passive DAC, active copper or optical AOC cables, plus compatible EDR optical transceivers that support QSFP28 InfiniBand EDR signaling.
Q
Is the HPE 872723-B21 adapter hot-swappable?
A
No. The adapter must be installed or removed with the server powered down to avoid hardware damage and ensure proper configuration.
Q
What management tools work with this adapter?
A
Use HPE OneView, Mellanox Fabric Manager, OpenSM and vendor OFED software for configuration, performance monitoring and firmware management.
Q
What is the power consumption of the Apollo IB EDR 100Gb adapter?
A
Typical adapter power consumption is approximately 20 W under standard operating loads, with up to 25 W peak during heavy traffic.
Q
What form factor does the HPE IB EDR 841z adapter use?
A
It is a half-height, half-length (HHHL) PCIe Gen3 x16 add-in card designed to fit standard server expansion slots.
Q
Does the HPE 872723-B21 adapter include a warranty?
A
Yes. It ships with a 3-year HPE limited warranty covering parts, labor and firmware updates when used in supported HPE platforms.
Q
How can I troubleshoot installation issues with the IB EDR adapter?
A
Verify firmware and driver versions, confirm BIOS/UEFI settings for PCIe slots, check cable integrity, and review link status via the ibstat utility.
Q
What are common use cases for a 100Gb InfiniBand EDR adapter?
A
Ideal for HPC clusters, AI/ML training, data-center fabrics, financial trading, and large-scale analytics requiring ultra-low latency and high throughput.
Q
Where can I download drivers and firmware updates for SKU 872723-B21?
A
Visit the HPE Support Center, search for 872723-B21 or Apollo IB EDR adapter, and access the latest drivers, firmware and release notes.
