United States$5,000,000+
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L
Liam Robertson
5
Delivered outstanding 100Gb throughput for our HPC cluster with very low latency.
872723-B21
HPE Apollo IB EDR 100Gb 841z Adpter
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872723-B21
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- HPE Apollo IB EDR 100Gb 841z Adpter
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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
- Power Consumption
- 6W
- Height
- 1.2 inches
- Connector Type
- RJ-45
- Weight
- 1.2 lbs
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Depth
- 0.5 inches
- Width
- 4.4 inches
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS
- Data Rate
- 10Gbps
- Product Type
- Network Adapter
- Adapter Type
- Ethernet
- Form Factor
- Internal PCIe Card
- Compatibility
- Windows, Linux, macOS, VMware, Hyper-V
- Bus Type
- PCIe x4
- Maximum Range
- 100 meters
- Supported Protocols
- TCP/IP, UDP, iSCSI, NFS
- Connection Interface
- PCIe x4
- Product Name
- 872723-B21 High-Performance 10GbE PCIe Network Adapter
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 
| 872723-B21 |  AJ763BR |  665243-B21 |  B9F56A |  B9F54A | |
|---|---|---|---|---|---|
| Product Type | Network Adapter | Network Adapter | Network Adapter | Network Adapter | Network Adapter |
| Adapter Type | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Data Rate | 10Gbps | 10Gbps | 10Gbps | 1Gbps | 10Gbps |
| Connection Interface | PCIe x4 | PCIe | PCIe | PCIe | PCIe |
| Supported Protocols | TCP/IP, UDP, iSCSI, NFS | TCP/IP / UDP | TCP/IP, UDP, iSCSI, NFS, SMB | TCP/IP, UDP | TCP/IP / UDP |
| Form Factor | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Windows, Linux, macOS, VMware, Hyper-V | Windows / Linux / macOS | Windows, Linux, macOS, VMware, Hyper-V | Windows, Linux, macOS, VMware, Hyper-V | Windows / Linux / macOS |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 1Gbps | 10Gbps |
| Supported Features | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | 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 |
| Power Consumption | 6W | 15W | 10W | 5W | 5W |
| Connector Type | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| Maximum Range | 100 meters | 100 meters | 100 meters | 100 meters | N/A |
| Bus Type | PCIe x4 | PCIe x4 | PCIe x4 | PCIe x1 | PCIe x4 |
| Product Name | 872723-B21 High-Performance 10GbE PCIe Network Adapter | AJ763BR High-Speed Ethernet Adapter | 665243-B21 High Performance 10Gbps Ethernet Adapter | B9F56A High-Performance Ethernet Adapter | B9F54A 10Gbps Ethernet Adapter |
| Height | 1.2 inches | 1.2 inches | 1.0 in | 0.5 inches | N/A |
| Width | 4.4 inches | 2.0 inches | 4.5 in | 3.0 inches | N/A |
| Depth | 0.5 inches | 0.5 inches | 0.5 in | 2.0 inches | N/A |
| Weight | 1.2 lbs | 0.8 lbs | 0.4 lbs | 0.2 lbs | N/A |
Reviews & Ratings
A
Ahmed Zafar
5
Stable InfiniBand performance under heavy compute workloads.
D
Daniel Price
4
Integrated seamlessly into Apollo systems without tuning.
K
Khalid Mehmood
5
Reliable adapter for demanding data-intensive environments.
J
Jonas Berg
4
Enterprise-grade speed and consistency.
Questions & Answers
What is the HPE Apollo IB EDR 100Gb 841z Adapter (SKU: 872723-B21)?
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.
What are the key specifications of the HPE 872723-B21 adapter?
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.
Which HPE servers is the Apollo IB EDR 100Gb adapter compatible with?
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.
What performance can I expect from the IB EDR 100Gb 841z adapter?
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.
How do I install the HPE 872723-B21 adapter?
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.
Which operating systems support the HPE Apollo IB EDR adapter?
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.
Does the HPE Apollo IB EDR adapter support RDMA?
Yes, it natively supports InfiniBand RDMA (verbs API) for ultra-low latency and CPU-offloaded data transfers in high-performance environments.
What cables and transceivers are required for the 100Gb InfiniBand EDR adapter?
Use QSFP28 passive DAC, active copper or optical AOC cables, plus compatible EDR optical transceivers that support QSFP28 InfiniBand EDR signaling.
Is the HPE 872723-B21 adapter hot-swappable?
No. The adapter must be installed or removed with the server powered down to avoid hardware damage and ensure proper configuration.
What management tools work with this adapter?
Use HPE OneView, Mellanox Fabric Manager, OpenSM and vendor OFED software for configuration, performance monitoring and firmware management.
What is the power consumption of the Apollo IB EDR 100Gb adapter?
Typical adapter power consumption is approximately 20 W under standard operating loads, with up to 25 W peak during heavy traffic.
What form factor does the HPE IB EDR 841z adapter use?
It is a half-height, half-length (HHHL) PCIe Gen3 x16 add-in card designed to fit standard server expansion slots.
Does the HPE 872723-B21 adapter include a warranty?
Yes. It ships with a 3-year HPE limited warranty covering parts, labor and firmware updates when used in supported HPE platforms.
How can I troubleshoot installation issues with the IB EDR adapter?
Verify firmware and driver versions, confirm BIOS/UEFI settings for PCIe slots, check cable integrity, and review link status via the ibstat utility.
What are common use cases for a 100Gb InfiniBand EDR adapter?
Ideal for HPC clusters, AI/ML training, data-center fabrics, financial trading, and large-scale analytics requiring ultra-low latency and high throughput.
Where can I download drivers and firmware updates for SKU 872723-B21?
Visit the HPE Support Center, search for 872723-B21 or Apollo IB EDR adapter, and access the latest drivers, firmware and release notes.