5. Internal Embedded Memory in Agilex™ 7 FPGAs and SoCs - The MLAB and M20K embedded memory blocks in Agilex 7 FPGAs and SoCs are similar to the embedded memory of previous generation FPGAs. Additionally, some Agilex 7 FPGAs also feature eSRAM blocks with stitching support. - 2025-12-16

Agilex™ 7 FPGAs and SoCs Device Overview
The MLAB and M20K embedded memory blocks in Agilex™ 7 FPGAs and SoCs are similar to the embedded memory of previous generation FPGAs. Additionally, some Agilex™ 7 FPGAs also feature eSRAM blocks with stitching support.
Table 20.  Embedded Memory Block Types and Features for Agilex™ 7 FPGAs and SoCs
Feature MLAB M20K eSRAM34
Usage For wide and shallow memory configurations For supporting larger memory configurations For large memory configurations with fast path, low latency, and high bandwidth on-chip memory
Block size 640 bits 20 kilobits 18 Megabits
Configurations
  • 64×10 (emulated)
  • 32×20
  • 2,048×10 (or ×8)
  • 1,024×20 (or ×16)
  • 512×40 (or ×32)
  • 8 channels of 2.25 Mb (18 Mb)
  • Each channel contains 32 banks of 72×1K memory
Hard ECC — Yes Yes
Modes Single-port RAM, dual-port RAM, FIFO, ROM, and shift register —
34 Available in F-Series and I-Series FPGAs.