# Instinct MI355X

> AMD · CDNA 4

Canonical: https://gpuninja.com/chips/instinct-mi355x
Data as of: 2026-10-11T10:17:51Z
Path: Home › GPU chips
- Specs verified: between 11 Oct 2026, 09:11 UTC and 11 Oct 2026, 10:17 UTC

## Specifications

- Vendor: AMD (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)
- Architecture: CDNA 4 (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)
- Die: Aqua Vanjaram (Verified · source pci-ids.ucw.cz · retrieved 11 Oct 2026, 08:12 UTC · checked 11 Oct 2026, 09:11 UTC)
- Process: TSMC N3P (Verified · source amd.com · retrieved 11 Oct 2026, 08:15 UTC · checked 11 Oct 2026, 09:11 UTC)
- Shader cores: 16,384 (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)
- Tensor cores: 1,024 (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)
- RT cores: None
- Memory bus: 8,192-bit (Verified · source amd.com · retrieved 11 Oct 2026, 08:15 UTC · checked 11 Oct 2026, 09:11 UTC)
- Max VRAM: 288 GB (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)
- Reference boost clock: 2,400 MHz (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)
- Reference TDP: 1,400 W (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)
- Host interface: Not recorded
- Launch MSRP: No public MSRP
- Launch date: 12 Jun 2025 (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)
- Segment: Data center (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)
- PCI IDs: 1002:75a3 (Verified · source pci-ids.ucw.cz · retrieved 11 Oct 2026, 08:12 UTC · checked 11 Oct 2026, 09:11 UTC)
- Status: Active (Verified · source amd.com · retrieved 11 Oct 2026, 08:14 UTC · checked 11 Oct 2026, 09:11 UTC)

## Performance

- Memory bandwidth: 8,000 GB/s (Verified · source amd.com · retrieved 11 Oct 2026, 09:28 UTC · checked 11 Oct 2026, 10:17 UTC)
- FP32 compute: 157.3 TFLOPS (Verified · source amd.com · retrieved 11 Oct 2026, 09:28 UTC · checked 11 Oct 2026, 10:17 UTC)
- FP16 compute: 2,516.6 TFLOPS (Verified · source amd.com · retrieved 11 Oct 2026, 09:29 UTC · checked 11 Oct 2026, 10:17 UTC)
- BF16 compute: 2,516.6 TFLOPS (Verified · source amd.com · retrieved 11 Oct 2026, 09:29 UTC · checked 11 Oct 2026, 10:17 UTC)
- FP8 compute: 5,033.2 TFLOPS (Verified · source amd.com · retrieved 11 Oct 2026, 09:29 UTC · checked 11 Oct 2026, 10:17 UTC)
- FP4 compute: 10,066.3 TFLOPS (Verified · source amd.com · retrieved 11 Oct 2026, 09:29 UTC · checked 11 Oct 2026, 10:17 UTC)
- INT8 compute: 5,033.2 TOPS (Verified · source amd.com · retrieved 11 Oct 2026, 09:29 UTC · checked 11 Oct 2026, 10:17 UTC)

## Boards built on this chip

Board, Chip, VRAM, TDP, Length, Slots, Price, Stock

No boards recorded for this chip.

## Benchmarks

No benchmark results recorded.

## Sources

- https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html — Vendor, Architecture, Shader cores, Tensor cores, Max VRAM, Reference boost clock, Reference TDP, Launch date, Segment, Status, Memory bandwidth, FP32 compute; last verified 11 Oct 2026, 10:17 UTC
- https://pci-ids.ucw.cz/read/PC/1002 — Die, PCI IDs; last verified 11 Oct 2026, 09:11 UTC
- https://www.amd.com/content/dam/amd/en/documents/instinct-tech-docs/white-papers/amd-cdna-4-architecture-whitepaper.pdf — Process; last verified 11 Oct 2026, 09:11 UTC
- https://www.amd.com/content/dam/amd/en/documents/instinct-tech-docs/product-briefs/amd-instinct-mi355x-gpu-brochure.pdf — Memory bus, FP16 compute, BF16 compute, FP8 compute, FP4 compute, INT8 compute; last verified 11 Oct 2026, 10:17 UTC