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Compact black single-fan graphics card with silver bracket

MSI

MSI Radeon RX 6400 AERO ITX 4G graphics card

SKU CH-MJ17-F77EP

Entry-level Radeon GPU with 4 GB GDDR6 memory and 16000 MHz clock for 7680 x 4320 output

  • Memory capacity4 GB
  • Interface typePCI Express 4.0
  • Highest resolution7680 × 4320
  • Type of memoryGDDR6
  • Core frequency16000 MHz
  • Chipset makerAMD
  • Compact ITX design fits small-form-factor builds
  • 4 GB GDDR6 memory handles 1080p gaming workloads
  • 16000 MHz memory frequency delivers high bandwidth on a 64-bit bus
  • PCI Express 4.0 interface provides modern platform compatibility
  • 7680 x 4320 maximum resolution supports multi-monitor productivity

Compact 4 GB Radeon for small-form-factor builds

The MSI Radeon RX 6400 AERO ITX 4G is a single-slot graphics card built around AMD's Radeon chipset with 4 GB of GDDR6 memory on a 64-bit bus. It targets compact PCs and upgrades for systems that lack auxiliary power connectors. The PCI Express 4.0 interface fits modern motherboards while remaining compatible with older slots. Maximum digital output resolution reaches 7680 x 4320.

Thermals and power in everyday use

The card draws all power from the PCIe slot so no extra cables are required and total board power stays modest. A single axial fan exhausts heat through the rear bracket keeping case airflow simple. Under typical desktop and light gaming loads the cooler runs quietly and temperatures remain well within specification. Power draw scales with the 64-bit memory interface and 16000 MHz memory clock.

Build practicalities and connectivity

The compact PCB and low-profile bracket allow installation in slim chassis where full-height cards will not fit. Display outputs cover modern digital monitors without legacy analogue ports. No external power connector means one less cable to route in tight builds. The minimal accessory bundle reflects the card's focus on essential functionality for space-constrained systems.

How it compares

Measured against everything we stock in Desktop GPUs & Video Cards, at today’s prices. Recalculated every night.

Price $178.99
Cheaper than about 76% of the 4,285 comparable items (median $354.99).
Memory capacity 4 GB
Lower than about 90% of the 3,563 comparable items (median 8 GB).
Core frequency 16000 MHz
Higher than about 90% of the 1,624 comparable items (median 1.82 GHz).

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Specifications

Product
Brand nameMSI
Model nameMSI Radeon RX 6400 AERO ITX 4G
Memory
Type of memoryGDDR6
Display
Highest resolution7680 × 4320
Graphics
Memory capacity4 GB
Core frequency16000 MHz
Chipset makerAMD
Memory bus width64bit
Ports & slots
Interface typePCI Express 4.0

Questions about this item

Will this card fit in a small form-factor case?

The AERO ITX design is a compact single-slot layout, so it fits in most small form-factor builds that have a full-height PCIe 4.0 x16 slot.

Does the 4 GB GDDR6 frame buffer limit the resolutions I can run?

The card can drive a display up to 7680 x 4320, but 4 GB of memory will restrict texture quality in modern titles at that resolution.

What power connectors do I need to supply?

The board draws power solely from the PCIe slot, so no external power cables are required.

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