Dark Matter 27in Gaming Monitor | FHD | 240Hz | 1ms | DisplayHDR 400 | AMD FreeSync Premium | Fast IPS-Type AHVA
- The Dark Matter™ 27" Gaming Monitor features next-generation "ultrafast" IPS-type Advanced Hyper-Viewing Angle (AHVA) panel technology with a ferociously fast 240Hz refresh rate and 1ms response time
- It offers near 100% sRGB color gamut and wide viewing angles
- The monitor features a maximal resolution of 1920x1080p
- The stand can be removed to allow access to the 100x100 VESA mount pattern
- Product SKU: 140778


Proving sheer speed doesn't have to come at the expense of color performance, the new Dark Matter™ 27" Gaming Monitor features next-generation "ultrafast" IPS-type Advanced Hyper-Viewing Angle (AHVA) panel technology with a ferociously fast 240Hz refresh rate and 1ms response time.
Thanks to AHVA technology, it offers near 100% sRGB color gamut and wide viewing angles, while AMD® FreeSync™ Premium technology ensures a smooth, tear-free experience during intense, fast-action gameplay. VESA® DisplayHDR™ 400 certification satisfies the display industry's standard for true 8-bit image quality, peak luminance of 500 cd/m2, higher contrast ratio, and wider color gamut. Our 27" Dark Matter FHD Monitor features an A+ grade panel.
- Best in class 240Hz refresh rate
- IPS-type AHVA panel technology
- Supports AMD® FreeSync™ Premium
- 1920x1080p Resolution
- VESA® Certified DisplayHDR™ 400
- 100x100 VESA compatibility







Model | 40778 |
Screen Size | 27" |
Maximum Resolution | 1920 x 1080 |
Aspect Ratio | 16:9 |
Refresh Rate | 240Hz |
Video Inputs | 1x DisplayPort® 1.2, 1x HDMI® 2.0, 1x HDMI® 1.4 |
Panel Technology | IPS‑type AHVA |
Panel Model | AUO® M270HAN03.0 |
Curvature | Flat |
Adaptive Sync | AMD® FreeSync™ Premium |
Maximum Brightness | 500 cd/m2 |
Contrast Ratio | 1000:1 |
Number of Colors | More than 16.7 million |
Color Depth | 8‑bit |
High Dynamic Range (HDR) Support | Yes |
Blue Light Filtering Support | Yes |
Flicker‑free Support | Yes |
Color Gamut | sRGB 99%, NTSC 72% |
Viewing Angles (H/V) | 178°/178° |
Response Time | 1ms (overdriven) |
VESA® Mounting Patter | 100 x 100 |
Stand Tilt Range | +20°/‑5° |
Stand Swivel Range | ±45° |
Input Power | 19 VDC, 3.42A |
AC Adapter Input Power | 100 ~ 240 VAC, 50/60 Hz |
Typical Power Consumption | ≤ 65 watts |
Standby Power Consumption | ≤ 0.5 watts |
Operating Temperature | +32 ~ +104°F (0 ~ +40°C) |
Operating Humidity | 20 ~ 85% RH, noncondensing |
Storage Temperature | +14 ~ +140°F (‑10 ~ +60°C) |
Storage Humidity | 10 ~ 90% RH, noncondensing |
Dimensions (with stand) | 24.3" x 18.3" x 9.9" (616 x 465 x 252 mm) |
Weight | 10.7 lbs. (4.87 kg) |
Support Files:
- User's Manual (Jul 22, 2020)
Monoprice™, Dark Matter™, the Dark Matter logo, and all Monoprice logos are trademarks of Monoprice Inc.
AMD® is a registered trademark of Advanced Micro Devices, Inc. in the United States and/or other jurisdictions. FreeSync™ is a trademark of Advanced Micro Devices, Inc. in the United States and/or other jurisdictions.
VESA®, DisplayPort®, and the DisplayPort® logo are registered trademarks of the Video Electronics Standards Association. DisplayHDR™ is a trademark of Video Electronics Standards Association.
HDMI®, the HDMI Logo, and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC in the United States and other countries.
AUO® is a registered trademark of AU Optronics Corp.
How long will it take for my order to arrive?
After the order has been placed, shipping takes about 5-7 business days. Our warehouse is located in the Netherlands.
What do I have to pay for shipping?
Shipping to the UK is free for all orders over £30. For orders below £30 shipping costs are £3.79. Custom fees are also paid by Monoprice GmbH.
Shipping to Jersey, Isle of Man, Guernsey:
- Orders above £50: £4.99
- Orders below £50: £9.99
What are the returns policy?
You can return your items to us for free within 30 days without giving a reason.
How does the return work?
If you do not like an article, you can return it to us within 30 days of delivery. Please contact us at uksupport@monoprice.com to receive a free return label. Please print the return label, stick it on the carefully sealed package and hand it over to your local post office. Please keep the document with the tracking number carefully.