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Intel’s reported claim was an approximately 2× advantage in performance per watt on selected workloads—not that every Agilex FPGA is twice as capable as every Xilinx Versal device. The 2021 report cited video and vision functions and a vendor-reported 1.92× result for a 5G example, but it did not disclose the comparison chart’s baseline. That omission prevents readers from reconstructing or independently judging the comparison.
What Intel meant by “twice as good”
In its May 10, 2021 report, ServeTheHome described Intel’s claim as approximately twice the performance per watt for Agilex compared with Xilinx Versal on selected examples. Performance per watt is an efficiency measure: it relates the work completed to the power consumed. It is not a general score for every FPGA capability.
The report identified video and vision functions and a separate 5G example. Intel’s reported figure for the 5G example was 1.92× performance per watt. These are vendor-reported results reproduced by ServeTheHome, not independently measured or reproduced head-to-head results.
What the reported examples do—and do not—show
- Video and vision: ServeTheHome said Intel presented performance examples for these functions, but the report does not establish that the claimed advantage applies to all video or vision workloads.
- 5G: The 1.92× figure was Intel’s result for a particular example. It should not be generalized to other 5G implementations or workloads.
- All-around FPGA capability: The reported metric does not establish that Agilex is twice as good in latency, capacity, flexibility, cost, or any other unreported measure.
Why the comparison cannot be independently checked from the report
The comparison chart discussed by ServeTheHome did not explain its baseline. Without that information, a reader cannot reconstruct what was compared or determine from the report alone whether the devices, configurations, designs, constraints, and measurement conditions were comparable.
#1 Best Overall
- FPGA Evaluation Platform: DE25-Standard Development Kit designed for evaluation of Intel Agilex 5E FPGA (A5ED013BB32AE4SR1) for advanced programmable logic applications
- Development and Education Focus: Comprehensive development board from Terasic's DE Series, ideal for learning, prototyping, and testing FPGA-based designs and SoC implementations
- Rich Connectivity Options: Features multiple USB ports, Ethernet, audio jacks (pink, blue, green), GPIO expansion headers, and various interfaces for versatile project development
- Interactive Components: Equipped with onboard buttons, switches, LED displays, and indicators enabling hands-on experimentation and debugging of digital logic designs
- Professional Grade Hardware: Robust construction weighing 2.425 pounds with high-quality PCB design, providing a stable platform for complex FPGA development projects
ServeTheHome’s author characterized Intel’s claim as narrow and specific. That is the author’s editorial assessment, not an independent benchmark that disproves Intel’s numbers. The report also says it asked Intel vice president Deepali Trehan about the comparison but received no definitive answer; it does not provide a direct answer from her.
What Agilex architecture adds to the context
ServeTheHome’s 2020 overview described Agilex as a modular FPGA family, combining programmable logic with tiles for capabilities including memory, DSP, PCIe Gen5, and CXL. Those features help explain the family’s design, but they do not validate the later performance-per-watt comparison with Versal.
Rank #2
- Arty A7 comes in two FPGA variants: Arty A7-35T features Xilinx XC7A35TICSG324-1L. Arty A7-100T features the larger Xilinx XC7A100TCSG324-1.
- Internal clock speeds exceeding 450MHz, On-chip analog-to-digital converter (XADC), Programmable over JTAG and Quad-SPI Flash
- 256MB DDR3L with a 16-bit bus @ 667MHz, 16MB Quad-SPI Flash, USB-JTAG Programming circuitry, Powered from USB or any 7V-15V source
- 10/100 Mbps Ethernet, USB-UART Bridge
- 4 Switches, 4 Buttons, 1 Reset Button, 4 LEDs, 4 RGB LEDs, 4 Pmod connectors, shield connector
For the family description, see ServeTheHome’s Intel Agilex Family Hot Chips 32 Update. For the reported comparison and its examples, see ServeTheHome’s May 10, 2021 report.
How engineers should evaluate an Agilex-versus-Versal claim
A useful comparison requires specific devices and implementations, not just family names. Engineers evaluating a claim like this should ask for:
Rank #3
- Flexible FPGA Core Options:Supports XC7Z035 XC7Z045 and XC7Z100 SoCs with up to 444K logic cells—suitable for scalable AI, SDR, and industrial designs.
- Rich Expansion Interfaces:Equipped with PCIe x4, SATA, dual SFP, FMC HPC, USB 2.0 x4, CAN/RS485, and 40P GPIO—perfect for system integration and customization.
- Robust Memory & Storage:Includes 2GB DDR3, 256Mb QSPI Flash, and 8GB eMMC for OS boot and application storage—ideal for embedded computing tasks.
- Industrial-Grade Reliability:Wide temperature support (-40°C to +85°C), onboard cooling fan connector, and robust power design (12V/3A input) ensure high reliability.
- Developer-Friendly Design:Built-in JTAG, UART, SD card, LEDs, and keys for easy debugging and testing—streamlines embedded development and rapid deployment.
- Like-for-like device classes and configurations.
- The workload and implementation details, with throughput or latency reported for the same task.
- The power boundary and measurement conditions used to calculate performance per watt.
- Resource use, clocking, and any relevant memory, transceiver, and I/O requirements.
- The software and toolchain used to build and run each implementation.
- Availability and total system cost, if the decision is about deployment rather than a benchmark alone.
The 2021 report does not provide enough benchmark detail to score Agilex and Versal across those axes. The claim is therefore best read as a workload-specific Intel result reported by ServeTheHome, rather than a universal product-family ranking.
Quick Recap
Best Value
- FPGA Development Platform: Atum A5 Agilex 5 E-Series SoC FPGA development board featuring the A5ED065B chip for advanced programmable logic applications
- Complete Kit: Includes development board, USB and power cables, power supply adapter, and accessories for immediate setup and evaluation
- Connectivity Options: Equipped with FMC+ and MIPI (CSI/CSI-2/DSI/DSI-2) interconnect systems for flexible peripheral and camera interface integration
- Compact Design: Board measures 6.3 inches x 6.1 inches (160 mm x 155 mm), providing a space-efficient platform for FPGA and MCU/MPU SoC development
- USB Interface: Features USB connectivity for easy programming, debugging, and communication with host computer systems
Rank #4
- ZYNQ-7000 ARM+FPGA SoC: Powered by Xilinx ZYNQ XC7Z010/020 with dual-core ARM Cortex-A9 and programmable logic—ideal for embedded and FPGA development.
- Integrated Interfaces for Versatile Applications: Features HDMI, USB 2.0 Host, UART, JTAG, Gigabit Ethernet (PS & PL), SD card, and 40-pin expansion for AD/DA, LCD, and camera modules.
- Robust Memory & Storage: Equipped with 512MB/1GB DDR3, 128Mb QSPI Flash, 64Kbit EEPROM, and boot selection via JTAG/QSPI/SD for flexible design setups.
- Industrial-Grade Design: Compact 90x60mm board with immersion gold finish, suitable for industrial environments. 5V/1A power input supports stable operation.
- Support for Linux and Hardware Demos: Supports embedded Linux system, MIPI CSI camera input (7020 only), and comes with HDL demos—perfect for research and education.
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