Feex·GPU
AMD · Instinct

AMD Instinct MI355X

The AMD Instinct MI355X is a workstation graphics card released on June 12, 2025, built on the Cdna 4 architecture. It has 288 GB of HBM3e memory on a 8192-bit bus, 8,000.0 GB/s of memory bandwidth, a boost clock of 2.40 GHz and a 1,400 W board power rating.

Cdna 4Workstation
7/10 key specs recorded · 11 facts

Depth: 11 recorded fields

Specification data last verified October 1, 2026 against Wikipedia and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 7 of 10 tracked specifications recorded.

WikipediaWikipedia GPU list tables (wikigrid-2026-09)
Shading units
n/a
Memory
288 GB
HBM3e · 8192-bit
Boost clock
n/a
2.40 GHz base
Board power
1,400 W

Graphics processor

Architecture Cdna 4
Codename Not recorded
Chip Not recorded
Process node Not recorded
Transistors 185,000 M
Die size 1,017 mm²

The AMD Instinct MI355X is based on the Cdna 4 architecture, contains 185,000 million transistors and has a die size of 1,017 mm².

Clock speeds

Base clock 2.40 GHz
Boost clock Not recorded
Game clock Not recorded
Memory clock Not recorded
Effective memory clock Not recorded

The AMD Instinct MI355X runs at a base clock of 2.40 GHz.

Memory

Size 288 GB
Type HBM3e
Bus width 8192-bit
Bandwidth 8,000.0 GB/s

The AMD Instinct MI355X is equipped with 288 GB of HBM3e memory, uses a 8192-bit memory bus and delivers 8,000.0 GB/s of memory bandwidth.

Board and power

The AMD Instinct MI355X has a board power rating of 1,400 W.

Board power (TDP) 1,400 W
Total board power Not recorded
Suggested PSU Not recorded
Power connectors Not recorded
Slot width Not recorded
Length Not recorded
Width Not recorded
Height Not recorded
Cooler Not recorded
Max temperature Not recorded
Bus interface Not recorded

Market

Launched June 12, 2025
Launch price Not recorded
Status Not recorded
Form factor Not recorded
Segment workstation
Series Instinct

The AMD Instinct MI355X was released on June 12, 2025.

Frequently asked questions

How much VRAM does the AMD Instinct MI355X have?

The AMD Instinct MI355X has 288 GB of HBM3e memory on a 8192-bit bus. Its memory bandwidth is 8,000.0 GB/s.

How much power does the AMD Instinct MI355X use and what power supply does it need?

The AMD Instinct MI355X has a board power rating of 1,400 W.

When was the AMD Instinct MI355X released?

The AMD Instinct MI355X was released on June 12, 2025.