With the rapid development of Artificial Intelligence (AI) technology, the demand for high-bandwidth, low-latency network connections in data centers is growing exponentially. Against this backdrop, the 800GBASE-SR8 OSFP PAM4 850nm 50m optical module has garnered significant attention for its outstanding performance and versatile applications.
Overview of the 800GBASE-SR8 OSFP Optical Transceiver Module
The 800GBASE-SR8 is an 800G optical module based on the QSFP-DD (Quad Small Form-factor Pluggable Double Density) form factor, utilizing PAM4 (Pulse Amplitude Modulation 4-level) technology and operating at an 850nm wavelength. This module supports 8 parallel 100G lanes and offers a maximum transmission distance of 50m over multimode fiber (MMF), providing robust support for high-speed, short-reach interconnects within AI clusters.
In AI applications, model training typically involves massive data exchanges, especially when training large language models (LLMs) and deep learning algorithms, which often require thousands of GPU server nodes to be interconnected at high speed. High-speed interconnect optical modules like the 800GBASE-SR8 play a crucial role in the following ways:
Enhancing Data Transmission Efficiency
The 800GBASE-SR8 OSFP optical module achieves a data transmission rate of 800Gbps by leveraging 8x100G lanes. Compared to traditional 400G or 200G modules, it significantly boosts data exchange efficiency between nodes within data centers, reducing AI model training time.
Optimizing NVIDIA GPU Interconnects
NVIDIA GPUs, widely used in AI and high-performance computing, rely on ultra-fast networking to handle distributed training workloads. The 800GBASE-SR8 module seamlessly integrates with NVIDIA’s networking solutions, such as the NVIDIA Quantum InfiniBand and Spectrum Ethernet platforms, ensuring low latency and high throughput for AI clusters.
Supporting Distributed Computing Architectures
In distributed AI model training, data must be frequently transmitted between multiple computing nodes. The high-speed connectivity provided by the 800GBASE-SR8 OSFP reduces communication latency between GPUs and accelerates collective operations, enhancing overall computational efficiency.
Reducing Power Consumption and Space Requirements
The compact OSFP form factor allows for higher port density on networking equipment, maximizing bandwidth per unit of space. Additionally, PAM4 modulation technology helps optimize power consumption, aligning with the energy efficiency goals of AI data centers.
Seamless Integration and Future Scalability
As a module compatible with the 800GBASE-SR8 standard, it offers excellent interoperability, seamlessly connecting with existing data center infrastructures. This ensures AI networks can scale effortlessly to meet future bandwidth demands.
Conclusion
In conclusion, the 800GBASE-SR8 OSFP PAM4 850nm 50m optical module plays a pivotal role in AI and NVIDIA applications. It not only significantly accelerates data transmission but also optimizes GPU interconnects, supports distributed computing, reduces energy consumption, and guarantees future scalability—making it an essential component for building high-performance AI data centers.
About Optech Technology Co. Ltd
Optech Technology Co. Ltd was founded in 2001 in Taipei, Taiwan. The company was created with a sole purpose, to provide a wide and high quality portfolio of optical products to a very demanding and fast evolving market.
To respond to the permanent increase of IP traffic, Optech portfolio is constantly growing. Since the beginning, the company has always been up to date with the latest innovations on the market. Today, we are proud to deliver a large selection of 25G SFP28, 40G QSFP+, 100G QSFP28, 200G QSFP56, 400G QSFP-DD, 800G QSFP-DD and OSFP optical transceivers and cables.
Optech has a large portfolio of products which include optical transceivers, direct attach cables, active optical cables, loopback transceivers, media converters and fiber patch cords.
Through its large selection of optical products, that have a range of data speed from 155 Mbps to 800 Gbps and reach distances up to 120km, Optech products are suitable for various industries such as telecom, data centers as well as public and private networks.
| Part Number | Optech Part Number | Features | Note |
| 800GBASE-SR8 OSFP | OPQM-MT5-85-CBO | 800Gb/s OSFP SR8 Finned top, multimode mode, MPO, 850nm, up to 50m | Compatible with NVIDIA MMA4Z00-NS |
| 800GBASE-SR8 OSFP | OPQM-MT5-85-CBO | 800Gb/s OSFP SR8 Finned top, multimode mode, MPO, 850nm, up to 50m | Compatible with NVIDIA MMA4Z00-NS-T |
| 800GBASE-SR8 OSFP FLT | OPOM-MT5-85-CBN | 800Gb/s OSFP SR8 Flat top, multimode mode, MPO, 850nm, up to 50m | Compatible with NVIDIA MMA4Z00-NS-FLT |
For additional information about 800GBASE-SR8 OSFP transceiver, or price inquiry, please contact us at sales@optech.com.tw
