Overview

The 10G/100G TCP/IP Offload Engine (TOE) IP Core is a high-performance, scalable, and fully synthesizable hardware accelerator that offloads TCP/IP protocol stack processing from the host CPU.

It’s specifically designed for applications requiring high-throughput, low-latency data transmission, such as data centers, high-frequency trading (HFT), network appliances, and telecom infrastructure.

  • Full TCP/IP Stack Offload: Hardware implementation of Layer 3 (IP) and Layer 4 (TCP/UDP) for maximum efficiency.
  • Line Rate Throughput at 10G & 100G: Optimized architecture for deterministic performance at wire speed.
  • Configurable Session Support: Supports thousands of simultaneous TCP/UDP connections with dynamic resource allocation.
  • Checksum Generation and Verification: Full support for TCP, UDP, and IP checksum operations.
  • Segment Handling:
    • TCP segmentation and reassembly
    • Retransmission, acknowledgment tracking, and window scaling
  • Zero-Copy Data Path: Supports Direct Memory Access (DMA) for ultra-low latency and minimal CPU intervention.
  • AXI/AXIS Interface Support: Compatible with standard bus interfaces for fast and flexible system integration.
  • Integrated Flow Control: Implements sliding window protocol, congestion management, and flow throttling.
  • Robust Security and Error Handling: Protection against malformed packets, retries, and error detection.
  • FPGA & ASIC Ready: Optimized for both high-performance FPGA platforms and ASIC implementations.
  • Maximized CPU Efficiency: Offloads intensive TCP/IP processing tasks to hardware, freeing CPU cycles for application logic.
  • Ultra-Low Latency: Achieves deterministic performance ideal for real-time and latency-critical applications.
  • High Connection Scalability: Efficient session handling allows support for thousands of parallel connections without bottlenecks.
  • Seamless Integration: Ready-to-deploy RTL with standard interfaces and modular structure enables rapid system design and verification.
  • Reduced Power Consumption: By eliminating software-based stack processing, the TOE core lowers overall system power and heat dissipation.
  • Future-Proofed for Bandwidth Growth: Whether your design targets 10G today or scales up to 100G tomorrow, the core supports seamless upgrades.
  • Security and Reliability: Built-in protection against packet loss, retransmission, and malformed packet attacks ensures robustness in mission-critical systems.
  • Data Centers & Cloud Infrastructure
  • SmartNICs and DPU Accelerators
  • High-Frequency Trading (HFT)
  • 5G Infrastructure
  • Storage Over Ethernet (iSCSI, NVMe-oF)
  • Military, Aerospace, and Industrial Systems
  • AMD Xilinx FPGAs: Virtex UltraScale+, Kintex UltraScale+, Versal
  • Intel FPGAs: Stratix 10, Agilex
  • Custom ASIC Implementations: Ready for TSMC/Samsung/GlobalFoundries flows
  • Integration with custom hardware accelerators and SmartNIC platforms
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