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OMEN 40L Desktop GT21-0148z, Windows 11 Home, AMD Ryzen™ 7, 16GB RAM, 512GB SSD, 1TB HDD, AMD GeForce 6600XT

  • Windows 11 Home
  • AMD Ryzen™ 7 processor
  • AMD Radeon™ RX 6600 XT Graphics (8 GB GDDR6 dedicated)
  • 16 GB memory; 1 TB HDD storage; 512 GB SSD storageSee all Specs

Protect your Device with an HP Care Pack
Product # 33V40AA#ABA
The OMEN by HP 40L Gaming Desktop is the ultimate companion on your gaming journey. Powered by the latest AMD processor[1] and advanced graphics, the OMEN Desktop has a superior cooling system that prevents overheating. Designed for easy tool-less upgradeability, the OMEN Desktop will give you the top-tier performance to meet your gaming needs.

Stay cool under pressure

All-around strategic placed fans prevent overheating even when your game heats up.

Tool-less design

Easily upgrade and expand the memory, storage drives, and interior expansion slots to fit your gaming needs.

OMEN Gaming Hub

The OMEN Gaming Hub elevates everything from software enhancements, hardware controls, to live services.

Get a fresh perspective

Windows 11 provides a calm and creative space where you can pursue your passions through a fresh experience. From a rejuvenated Start menu, to new ways to connect to your favorite people, news, games, and content—Windows 11 is the place to think, express, and create in a natural way.

AMD Ryzen™ 5000 Series Desktop Processor

Whether you are playing the latest games, designing the next skyscraper, or crunching scientific data, you need a powerful processor that can handle it all—and more. Hands down, the AMD Ryzen™ 5000 Series desktop processors set the bar for gamers and artists alike.

Ethernet port

When you have a spotty wireless connection, you can quickly plug in your Ethernet cable to get a smooth, wired Internet experience that bypasses any wireless issue.

Dual channel memory

With dual channel technology, two channels work simultaneously to double the communication speed between the memory controller and the RAM increasing system performance.

Dual storage configurations

By including both an SSD drive for the operating system and a traditional hard drive you get the benefits of both worlds—fast boot up times, snappy responsiveness, and larger storage capacity.

Sustainable design

Because little things make a big difference, this product includes sustainable materials like water-based paint in the design.

McAfee® LiveSafe™

Protect your operating system with a free 30-day McAfee® LiveSafe™ subscription.

Show off your hardware

A tempered glass side panel shows off your internal components with RGB lighting effects. A clear EMI protective coating helps reduce the risk of electrical or magnetic interference with other devices.

Show off your hardware

A tempered glass side panel shows off your internal components with RGB lighting effects. A clear EMI protective coating helps reduce the risk of electrical or magnetic interference with other devices.

Technical details

Operating system

Windows 11 Home

Processor

AMD Ryzen™ 7 5800X (up to 4.7 GHz max boost clock, 32 MB L3 cache, 8 cores, 16 threads)[6,7]

Graphics

Integrated: AMD Radeon™ Graphics
Discrete: AMD Radeon™ RX 6600 XT Graphics (8 GB GDDR6 dedicated)

Memory

HyperX 16 GB DDR4-3733 MHz XMP RGB Heatsink RAM (2 x 8 GB)

Memory slots

4 DIMM

Storage

512 GB WD Black PCIe® NVMe™ TLC M.2 SSD

Secondary storage

1 TB 7200 rpm SATA HDD

Network interface

Integrated 10/100/1000 GbE LAN

Wireless technology

Realtek Wi-Fi 6 (2x2) and Bluetooth® 5.2 combo (supporting gigabit data rate)

Power supply

800 W 80 Plus Gold certified ATX power supply

External I/O Ports

[19]Front:2 SuperSpeed USB Type-A 5Gbps signaling rate (Battery Charging 1.2, HP Sleep and Charge); 2 USB 2.0 Type-A; 1 headphone/microphone combo; 1 microphone
Rear:1 SuperSpeed USB Type-C® 10Gbps signaling rate; 1 SuperSpeed USB Type-C® 5Gbps signaling rate; 1 SuperSpeed USB Type-A 10Gbps signaling rate; 1 SuperSpeed USB Type-A 5Gbps signaling rate; 2 USB 2.0 Type-A; 1 audio-in; 1 audio-out; 1 microphone; 1 RJ-45
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Expansion slots

1 PCIe x16; 1 PCIe x4; 3 M.2 (2 for SSD, 1 for WLAN)

Video connector

1 HDMI; 3 DisplayPort™

Audio

5.1 surround sound; Omen Audio Control Support DTS:X® Ultra

Energy efficiency

EPEAT® registeredENERGY STAR® certified

Color

Black, glass side panel, dark chrome logo

Keyboard

HP 310 Black Wired Keyboard and mouse combo

Dimensions (W X D X H)

8.03 x 18.5 x 18.39 in

Weight

41.23 lb

Warranty

1-year limited hardware warranty. Additional information available at www.support.hp.com; 1-year limited technical support for software and initial setup (from date of purchase)

Software included

McAfee LiveSafe™1 month trial for new Microsoft 365 customers[24]

System Coolers

120 mm RGB liquid cooler

System Fan

2 x 120 mm RGB front fans

Sustainable Impact Specifications

[41]Water based paint

Special offers

Save 5% on select accessories with PC purchase

HP Gaming PCs Deals

Extra 5% off gaming PCs $999+ with code 5GAMER2022, Extra 10% off gaming PCs $1399+ with code 10GAMER2022 See terms.

Save 10% on select monitors with PC purchase

Save 10% on select docking stations with purchase of PC

Save 10% on select consumer docking stations with purchase of PC

Holiday Flash Sale

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OMEN 40L Desktop GT21-0148z, Windows 11 Home, AMD Ryzen™ 7, 16GB RAM, 512GB SSD, 1TB HDD, AMD GeForce 6600XT is rated 4.2 out of 5 by 53.
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Rated 5 out of 5 by from Excellent! I'm very happy with my PC's performance on every level. The fans run quietly, everything is super fast, the colors are beautiful and easy to customize, and gaming is a breeze. I honestly couldn't be happier.
Date published: 2022-11-16
Rated 5 out of 5 by from Everything a gaming PC needs without the crazy price. 3 months in, not a single issue. So in love with this 40L! Find me in the HP Omen reddit to ask any questions if you need help with yours! Runed mine to perfection, no driver issues ever.
Date published: 2022-09-09
Rated 5 out of 5 by from Great Value Great Value
Date published: 2022-09-08
Rated 5 out of 5 by from HP Omen 40L Desktop PC Extremely please with my new Omen 40L Desktop computer. It was a very good value. It was shipped impeccably and quickly. Setup was very easy. Runs fast and has great graphic capability/speed.
Date published: 2022-08-14
Rated 5 out of 5 by from No regrets Very fast delivery. Super speed. Everything I was hoping for
Date published: 2022-08-09
Rated 5 out of 5 by from Fantastic Gamer Computer I bought this for my son. I wasn't quiet sure what I was looking for, just something that would be able to play his games, like WoW and CoD. It's been about 2 weeks now and he's so happy, all the games run fast and smooth. Thank you for the great deal!
Date published: 2022-07-27
Rated 5 out of 5 by from Best PC for that price First ever PC purchase! Did some searching and did my homework on PC’s in the market to purchase. And this Omen check all those boxes •SSD •COOLING SYSTEM •Graphics and 16 MB memory It was a really great buy
Date published: 2022-07-21
Rated 5 out of 5 by from Awesome Gaming System I am in love with my Omen 40L. Gaming is fast and smooth. No delays at all. Loading is super fast. Everything I need is inside and I am able to upgrade if I want too.
Date published: 2022-07-15
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How can I get more HYperX RAM for my Omen? Please, contact me I need as much as I can get. Also, is it possible to add an additional GPU?

Asked by: R41nD0g
Thank you for your question! Unfortunately, this forum does not have inventory information on the HyperX RAM. This OMEN 40L Desktop GT21-0148z does feature an expansion PCIe x16 and PCIe x4 for additional expansion.
Answered by: HP Team Grant
Date published: 2022-10-07

does it come with hdmi cable

Asked by: ben34567
Thank you for your question! The OMEN 40L Desktop GT21-0148z PC does not include an HDMI cable.
Answered by: HP Team Grant
Date published: 2022-05-03

Does this desktop have the ability to connect with wifi, or is it wired only? If so, is there an open slot for a wireless card?

Asked by: Bad Connection
Hello. Thanks for your question. Yes, this HP Omen computer has a WiFi card to connect to your WiFi network. There is also available M.2 slot for a WiFi card.
Answered by: HP Live Expert Cheri
Date published: 2022-06-22

Will the graphics card support a 4k monitor?

Asked by: Blueviking6
Thank you for your question! Yes, the AMD Radeon™ RX 6600 XT Graphics card on this OMEN 40L Desktop GT21-0148z will have 4K monitor capability.
Answered by: HP Team Grant
Date published: 2022-08-26

Is this desktop good for video editing as well ? Could you recommend a better one if possible?

Asked by: Dan9876
Hello Dan and thank you for your interest in this OMEN 40L Desktop GT21-0148z PC! This PC will be great for video editing.
Answered by: HP Team Grant
Date published: 2022-06-28

VR ready?

Asked by: Smokencold1
Thank you for your question! As system requirements for VR headsets change, we are unable to answer questions about VR headset compatibility. What is compatible today may not be in a few months. Please check the VR headset manufacturer's website for the most current system recommendations!
Answered by: HP Team Grant
Date published: 2022-06-28

What motherboard and cooler/fans does this PC have?

Asked by: Plasma
Thank you for your question! This Omen 40L features 120mm fans with a standard ATX size motherboard. All parts are proprietary to HP and individual manufacturers of parts are not listed.
Answered by: HP Team Grant
Date published: 2022-07-14

does is work with omen 25i gaming monitor

Asked by: james3948
Thank you for your question! The HP Omen 40L will work with the HP Omen 25 Gaming monitor.
Answered by: HP Team Grant
Date published: 2022-03-28
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Return and exchange information

HP.com will accept returns or exchanges for this product up to 30 days after delivery. A restocking fee may apply. For details, please visit: https://www.hp.com/us-en/shop/cv/returnsandexchanges.