Antec P100 Chassis Review

Posted by Lon Shirk on Monday, June 30, 2014 - 12:05pm


Antec P100

Antec, a name known by system builders around the world, has been producing high quality products for almost 30 years. With their commitment to quality, and fair prices, they will be around for many more. Today we are going to take a look at the Antec's P100 system case. First, we can learn a little about the company itself.

About Antec

Antec, Inc. is the global leader in high-performance computer components and accessories for the gaming, PC upgrade and Do-It-Yourself markets. Founded in 1986, Antec is recognized as a pioneer in the industry and has maintained its position as a worldwide market leader and international provider of quiet, efficient and innovative products. Antec has also achieved great success in the distribution channel, meeting the demands of quality-conscious system builders, VARs and integrators.

Antec’s offering of enclosures includes a wide range of cases, such as its advanced Performance One Series, economical New Solution Series and VERIS family of media components designed for the home theater PC market. Antec’s products also include front line power supplies, such as its premium Signature Series, powerful TruePower Quattro Series and EarthWatts, one of the most environmentally friendly power supplies available. PC gamers are an increasingly significant consumer of performance components, and many Antec products are designed for the gaming demographic, like the premier gamer enclosure: the Nine Hundred. Antec also offers a line of computer accessories comprising many original products, including its patented LED fans and notebook cooling solutions.

Antec is headquartered in Fremont, California, with additional offices in Rotterdam, The Netherlands, as well as in the UK, Germany, France, Spain, Italy, China and Taiwan. The company’s products are sold in more than 40 countries throughout the world. Please visit for more information. Now we can check out the P100.


The P100 is an ATX case that epitomizes cool, quiet, and sophistication. It features Antec’s award winning the Performance One series design and Quiet Computing™ technologies that minimize system noise. In addition to 7 expansion slots, the P100 also supports 2 tool-less 5.25” drives and 7 tool-less 3.5”/ 2.5” drives. With a great price to feature ratio the P100 is the only economical case that delivers first class silence performance. A balance of price and feature is achieved by integrating Antec design with superior build quality. Engineered with Quiet Computing™ Technology, the P100 is truly in a class all its own.

  • Compatible with up to 3-way NVIDIA® SLI® / AMD CrossFireX™
  • Advanced cooling system: includes 2 fans and 3 additional fan mounts
  • Sleek front bezel with doublehinged door: opens up to 270
  • Complete dual layer design: steel and foam panels deaden noise
  • Grommet-lined cable routing holes with 20 mm of space behind the motherboard tray
  • 2 front panel USB 3.0 port
  • 7 quiet 3.5" / 2.5" drive bays utilize trays with preinstalled silicone grommets
  • 2 tool-less 5.25" drive bays
  • Advanced cooling design with top fan mounts spaced for 240mm radiators
  • Includes two silent 120mm fans with fluid dynamic bearings
  • PSU intake & front air filters




Case Type

ATX Case



Drive Bays

9 Drive Bays:
• 2 x 5.25" tool-less drive bays
• 7 x 3.5" / 2.5" drive trays

Motherboard Support

Mini-ITX, microATX, Standard ATX

Expansion Slots

7 expansion slots

Maximum graphics card size:

12.5 (317.5 mm)

Maximum CPU cooler height:

6.7" (170 mm)

Cooling System

• 1 x 120 mm front intake fan
• 1 x 120 mm rear exhaust fan
• 2 x 120 / 140 mm top exhaust fan (optional)
• 1 x 120 / 140 mm front intake fans (optional)

Water cooling support:

rear water cooling grommets

Enlarged CPU cutout


Front Ports

• 2 x USB 3.0
• 2 x USB 2.0
• Audio In/Out

PSU Mount:

Standard ATX


Unit dimensions:
• 484 mm (H) x 220 mm (W) x 523 mm (D)
• 19" (H) x 8.7" (W) x 20.6" (D)


Antec P100

The front of the box shows the over view of the case itself, and a  large company logo in the upper corner.

Antec P100

The logo's continue on the back of the box, along with pictures and descriptions of the main features of the case.

Antec P100Antec P100

The sides of the box show different views of the case, branding logos, and of course, the model of the case. The top of the box has a giant Antec logo and some model specifications.

Antec P100

Inside the box you will find the case protected in Styrofoam on the top and bottom. Plastic covers the case to help protect it from scratches and dust. Now we can open the box and take a closer look at the P100. The Styrofoam was a little beat up so no picture was taken.