Worldwide$5,000,000+
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Liam Robertson
5
Delivered outstanding 100Gb throughput for our HPC cluster with very low latency.
872723-B21
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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
- 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 
| 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.