Technical Snapshot

The Sapphire Radeon RX 6400 4GB is a gaming desktop graphics card from the Radeon RX 6400 family. It delivers 4 GB memory. this card targets 1080p/1440p gaming and content creation.

Use Case
Desktop display output, video playback, light gaming
Compatibility
Requires PCIe x16 slot, adequate case clearance
Category
Desktop Graphics Card — Radeon RX 6400
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Sapphire GPU
Sapphire

Radeon RX 6400 4GB

4 GB

Video memory capacity and type. More VRAM allows higher-resolution textures, larger AI models, and multi-monitor setups.
VRAM 4 GB
MPN11315-01-20G
EAN840777087404
CategoryGraphics Cards
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GPU Core & Memory

VRAM 4 GB

Full Specifications

Data sourced from Sapphire product specifications and manufacturer reference data
GPU
Memory
VRAM4 GB
Interface & Power
Product
BrandSapphire
GPU SeriesRadeon RX 6400
SegmentGaming
MPN11315-01-20G
EAN840777087404
Physical
Weight0.48 kg
Package Dimensions23.495 x 16.51 x 6.35 cm

Support & Downloads

AMD Radeon Software Adrenalin (Latest)Windows 10/11 64-bit
AMD Drivers →
Sapphire Radeon RX 6400 4GB User ManualPDF · Installation guide and specifications
Sapphire Support →
← Back to GPU Catalog

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Frequently Asked Questions

What motherboards are compatible with the RX 6400 4GB?

The Sapphire Radeon RX 6400 4GB uses a PCIe 4.0 x16 interface and is compatible with any motherboard that has a PCIe x16 slot. This includes AMD AM5 and AM4 motherboards as well as Intel LGA 1851 and LGA 1700 boards. PCIe is backward-compatible, so older PCIe 3.0 slots will work at reduced bandwidth.

What power supply is recommended for the RX 6400 4GB?

Check the Sapphire product page for the specific PSU recommendation for the Sapphire Radeon RX 6400 4GB. As a general rule, ensure your PSU has at least 150W headroom above the card's TDP rating.

Will the RX 6400 4GB fit in my case?

Based on package dimensions, the Sapphire Radeon RX 6400 4GB requires clearance of approximately 23.495 cm (235 mm). Verify your case's maximum GPU length specification before purchasing. Also ensure sufficient PCIe slot clearance and adequate airflow.

How much VRAM does the RX 6400 4GB have?

The Sapphire Radeon RX 6400 4GB features 4 GB. This covers standard gaming and desktop workloads at 1080p resolution.

What is the RX 6400 4GB best suited for?

The Sapphire Radeon RX 6400 4GB is designed for gaming use. It handles desktop display output, video playback, and light gaming at lower resolutions.

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MPN: 11315-01-20G
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