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Accelerator Card Overview
Card Features
The Xilinx
®
Alveo™ U55C data center accelerator card is PCI Express
featuring the Xilinx 16 nm UltraScale+™ technology. It has two QSFP28 interfaces and 16 GB of
HBM to provide high-performance, adaptable acceleration for memory-bound, compute-
intensive applications targeting high performance compute (HPC) and database applications.
The Alveo U55C data center accelerator card features are listed in the following table.
Table 1: Alveo U55C Data Center Accelerator Card Features
Card Component
FPGA
HBM
Network Interface
PCIe
I2C Bus
Status LEDs
Power Management
Electrical Design Power
Configuration Options
UART
UG1468 (v1.0) November 23, 2021
Alveo U55C Data Center Accelerator Card Installation Guide
Chapter 2: Accelerator Card Overview
®
Gen3 x16 compliant
Alveo U55C
UltraScale+ XCU55C FPGA
16 GB- two 8 gigabyte (GB) HBM memory stacks
Split into 32 512 MB channels
2x QSFP28
Supporting 100 GbE, 40 GbE, or 4x10/25 GbE
Status LEDs
16-lane PCI Express
PCIe Integrated Endpoint block connectivity
Gen1, 2, or 3 up to x16, Gen4 x8
Dual Gen4 x8
✓
✓
Power management with system management bus (SMBus)
voltage, current, and temperature monitoring
150W with PCIe auxiliary power connector.
1 gigabit (Gb) Quad Serial Peripheral Interface (SPI) flash
memory
UltraScale+ device configurable over USB/JTAG and Quad
SPI configuration flash memory
UART access through the micro USB connector
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