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Game Case GBA CM3

3.5" 4:3 Display (640x480)

4:3 Native ● 640x480
Stock OS
Form Factor: Horizontal Weight: 189 grams
aspect_ratio Simulate Letterboxing
Classic Retro

Game Case GBA CM3

Game Case · Released 2020 / 12

$218.75.00 MSRP
$175
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Chipset (SoC) Broadcom BCM2837 (Raspberry Pi Compute Module 3)
Battery 2x 1100 mAh (14500) (Swappable)
Aspect Ratio 4:3 Native
Dimensions 145 mm x 82 mm x 24 mm

Emulation Performance Radar

Tested frame rates and compatibility across key retro systems

Hardware Tier: ⭐️⭐️⭐️⭐️
Game Boy Advance (GBA)
check_circle Perfect (60fps)
Integer 3x scaling available
PlayStation 1 (PS1)
check_circle Playable (60fps)
Enhanced resolution mode supported
Nintendo 64 (N64)
Struggles
Mupen64Plus-Next core
PlayStation 2 (PS2)
Unplayable
NetherSX2 / AetherSX2

Full Technical Specifications

Manufacturer / Brand Game Case
Screen Diagonal 3.5 Inches
Display Resolution 640x480
Aspect Ratio 4:3 Native
System Chipset (SoC) Broadcom BCM2837 (Raspberry Pi Compute Module 3)
Battery Capacity 2x 1100 mAh (14500) (Swappable)
Device Dimensions 145 mm x 82 mm x 24 mm
Device Weight 189 grams
Stock Operating System Linux (RetroPie)
Recommended CFW Stock OS

Frequently Asked Questions

Can the Game Case GBA CM3 play PS2 and GameCube games? expand_more

The Game Case GBA CM3 is powered by the Broadcom BCM2837 (Raspberry Pi Compute Module 3) processor. For PS2 and GameCube emulation, it is not powerful enough to run full-speed 3D titles. We recommend looking into Odin 2 or Retroid Pocket 4 Pro for flawless PS2.

What is the best custom firmware (CFW) for Game Case GBA CM3? expand_more

The community overwhelmingly recommends Stock OS. It drastically improves boot time, enables instant deep sleep, and provides cleaner RetroArch hotkey integrations.

Should I replace the stock MicroSD card that came in the box? expand_more

Yes, absolutely. Generic unbranded MicroSD cards included with budget handhelds frequently suffer corrupted save files within 2 to 4 weeks. Always flash your firmware onto a branded card from SanDisk, Samsung, or Kioxia.