MSI MAG 346CQDF E20

34 inch · 3440 x 1440 · 400 Hz · Rapid VA

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Screen size 34 inch
Resolution 3440 x 1440
Refresh rate 400 Hz
Panel Rapid VA
Response time 0.5 ms

MSI MAG 346CQDF E20 is a 34-inch monitor with 3440 x 1440 resolution, a 400 Hz refresh rate and Rapid VA panel. The high refresh rate makes fast games look smoother. It came out in 2026.

Released: 2026-08-16

Specifications

Key specs

Screen size: 34 inch
Resolution: 3440 x 1440
Refresh rate: 400 Hz
Panel: Rapid VA
Response time: 0.5 ms
Released: 2026-08-16
Part number: MAG 346CQDF E20
EAN / UPC: 4711377414739

Display

Display diagonal: 86.4 cm (34")
Display resolution: 3440 x 1440 pixels
HD type: UltraWide Quad HD
Native aspect ratio: 21:9
Display technology: LCD
Panel type: Rapid VA
Display brightness (typical): 300 cd/m²
Response time: 0.5 ms
Response time measurement type: GTG (Gray to Gray)
Response time (MPRT): 1 ms
Anti-glare screen: Yes
Screen shape: Curved
Screen curvature rating: 1500R
Supported graphics resolutions: 3440 x 1440
Supported video modes: 1440p
Contrast ratio (typical): 4000:1
Contrast ratio (dynamic): 100000000:1
Maximum refresh rate: 400 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 1.07 billion colours
Pixel pitch: 0.23175 x 0.23175 mm
Horizontal scan range: 71.6 - 298 kHz
Vertical scan range: 48 - 200 Hz
Viewable size, horizontal: 79.7 cm
Viewable size, vertical: 33.4 cm
Display diagonal (metric): 86.36 cm
High Dynamic Range (HDR) supported: Yes
Colour depth: 10 bit

Performance

AMD FreeSync: Yes
AMD FreeSync type: FreeSync Premium

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Design

Product colour: Black
Frameless design: Yes
Front bezel colour: Black
Feet colour: Black

Ports & interfaces

USB Type-C DisplayPort Alternate Mode: Yes
HDMI: Yes
HDMI ports quantity: 1
HDMI version: 1.4b
DisplayPort version: 1.4a
Headphone out: Yes
Headphone outputs: 1

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Cable lock slot: Yes
Cable lock slot type: Kensington
Tilt angle range: -5 - 20°

Power

Energy efficiency class (SDR): F
Energy efficiency class (HDR): Not available
Energy consumption (SDR) per 1000 hours: 31 kWh
Energy consumption (HDR) per 1000 hours: 51 kWh
Power consumption (standby): 0.5 W
Power consumption (off): 0.3 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Power supply type: Internal

Weight & dimensions

Width (with stand): 808 mm
Depth (with stand): 269.5 mm
Height (with stand): 458.8 mm
Weight (with stand): 6.37 kg
Width (without stand): 808 mm
Depth (without stand): 111.9 mm
Height (without stand): 363.9 mm
Weight (without stand): 5.6 kg

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About this product

Experience immersive gaming with the MAG 346CQDF E20 gaming monitor. Featuring Dual Mode with UWQHD 200Hz and HD 400Hz, along with AI Navigator for an enhanced gaming experience, it delivers exceptional performance. Designed for competitive FPS, first-person RPG/MMORPG, and flight/racing simulators, the MAG 346CQDF E20 redefines casual gaming, pushing players to see beyond the game. MAG msi arsenal gaming MSI's mainstream MAG series epitomizes stability and durability and is built to withstand the most intense gaming sessions. The entire lineup features robust construction with metallic-like hardness and excellent heat dissipation, ensuring stability for all critical gaming components. Dual Mode Dual Mode allows you to select the resolution and refresh rate that best suit your game—choose a higher refresh rate with lower resolution for fast-paced FPS games or enjoy crisp 2K visuals with a lower refresh rate. Designed with a user-centric approach and ergonomic convenience, it features a 5-way Joystick Navigator on the right side of the screen and a one-click switch button, making it easy to toggle Dual Mode settings and providing a seamless, user-friendly experience.

Datasheet (PDF)

MAG 346CQDF E20 vs similar monitors

	MSI MAG 346CQDF E20	ASUS TUF Gaming VG34WQML5F 34″ 420Hz Monitor	ASUS TUF Gaming VG34WQ5F 34″ 200Hz Monitor	Lenovo Legion 34W-2c Monitor
Screen size	34 inch	34 inch	34 inch	34 inch
Resolution	3440 x 1440	3440 x 1440	3440 x 1440	3440 x 1440
Refresh rate	400 Hz	420 Hz	200 Hz	240 Hz
Panel	Rapid VA	Fast VA	VA	VA
Response time	0.5 ms	0.5 ms	0.5 ms	0.5 ms
Released	2026	2026	2026	2026