FPGA & adaptive SoC databook · online editionRev. 2026.10

AC7t1500

AchronixSpeedster7t

The AC7t1500 is a Speedster7t FPGA from Achronix, built on a 7 nm process. It provides 692,000 LUT6 look-up tables (1,546,000 logic cells), 184.2 Mb of block RAM and 2,560 MLPs. The vendor does not publish its user I/O count, and it has 32 SerDes transceivers at up to 112 Gb/s, with hard PCI Express Gen5 x16 blocks. Designs are built with Achronix Tool Suite.

692,000LUTs (LUT6)
2,560MLPs
184.2 MbBlock RAM
—Max. user I/O
32Transceivers (112 Gb/s)

Specifications

VendorAchronix
FamilySpeedster7t
SeriesSpeedster
Process7 nm
Configuration memorySRAM
Look-up tables (LUT6)692,000
   Logic block6-input look-up table, fracturable into two LUT5 with shared inputs
   LUT note1508K logic elements equivalent; 190 Mb of total memory
LUT4 equivalent (approx.)≈1,107,200
Logic cells1,546,000
Distributed RAM5,888 Kb
Block RAM184.2 Mb (2560 × 73.7 Kb)
DSP (MLP)2,560
Max. user I/O—
SerDes transceivers32 × 112 Gb/s
PCI Express Gen5 x8, Gen5 x16
Hard memory controllerDDR4 ×64; 16 GDDR6 channels
Analog / monitorNone
Design toolAchronix Tool Suite

Alternatives to the AC7t1500

Closest matches in other families and vendors by logic, DSP, memory, I/O and transceivers. Check pin compatibility and tools before migrating.

DeviceLUTsVendor logicDSPBlock RAMMax I/OTransceiversPCIeCoreScore
XCVU31PAMD Virtex UltraScale+ HBM440,000 LUT6962K SLC2,88023.6 Mb20832 GTY 32.75 Gb/sGen3—
XCVU33PAMD Virtex UltraScale+ HBM440,000 LUT6962K SLC2,88023.6 Mb20832 GTY 32.75 Gb/sGen3—
XCKU13PAMD Kintex UltraScale+341,000 LUT6747K SLC3,52826.2 Mb30428 GTH 16.3 Gb/s——
XC7VH870TAMD Virtex-7547,600 LUT6876K LC2,52049.6 Mb30088 GTH/GTZ 28.05 Gb/sGen3—
TX 1650Altera Stratix 10 TX569,200 ALMs1679K LE3,326120 Mb44096 GXE/GXT/GX 57.8 Gb/sGen3—
XCVU35PAMD Virtex UltraScale+ HBM872,000 LUT61907K SLC5,95247.3 Mb41664 GTY 32.75 Gb/sGen3—

Compare side by side: AC7t1500 vs XCVU31P, AC7t1500 vs XCVU33P, AC7t1500 vs XCKU13P.

Compare the AC7t1500 with up to three other FPGAs.

AC7t1500 quick facts

How many LUTs does the AC7t1500 have?

The AC7t1500 has 692,000 LUT6 look-up tables (1,546,000 logic cells as published by Achronix). Logic block: 6-input look-up table, fracturable into two LUT5 with shared inputs.

How many DSP blocks does the AC7t1500 have?

The AC7t1500 has 2,560 MLPs and 184.2 Mb of block RAM.

Does the AC7t1500 have transceivers?

Yes, 32 SerDes transceivers at up to 112 Gb/s.

What are the alternatives to the AC7t1500?

Devices of similar size in other families include XCVU31P (AMD Virtex UltraScale+ HBM), XCVU33P (AMD Virtex UltraScale+ HBM), XCKU13P (AMD Kintex UltraScale+).

Which software is used to design with the AC7t1500?

Designs for the AC7t1500 are built with Achronix Tool Suite.

Other Speedster7t devices

DeviceLUTsVendor logicDSPBlock RAMMax I/OTransceiversPCIeCoreScore
AC7t800326,000 LUT6730K LC86482.9 Mb—24 SerDes 112 Gb/sGen5—
AC7t1500692,000 LUT61546K LC2,560184.2 Mb—32 SerDes 112 Gb/sGen5—

Source: Speedster7t FPGAs Product Brief, PB033 v2.1. Data is extracted automatically from the vendor's selection guide; verify critical values in the device data sheet.