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Comparison Thermaltake Versa U21 black vs Aerocool Aero-800 black

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Thermaltake Versa U21 black
Aerocool Aero-800 black
Thermaltake Versa U21 blackAerocool Aero-800 black
from $79.44 up to $82.84
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from $62.95 
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Featuresgaminggaming
Form factorMidi TowerMidi Tower
Mountverticalvertical
Motherboard supportATX
ATX /micro-ATX, mini-ITX/
PSU form factorATX (regular)ATX (regular)
Computer case
Dimensions (HxWxD)520x201x494 mm501x200x476 mm
Graphics card max lenght415 mm390 mm
Fan max height155 mm155 mm
Weight6.8 kg6.15 kg
Materialsteelsteel
Sidewall thickness0.55 mm
Rubber feet
Lighting typebacklit fan
Side panelremovableremovable
Storage
PSU
PSU mountbottombottom
5.25" bays22
3.5" bays32
internal 2.5" compartments
/2 convertible from 3.5"/
/2 convertible from 3.5"/
Expansion slots77
Screwless
Cooling
Fans total22
Fans (back)1x120mm1х120mm
Fans (front)
2x140mm /2x120mm/
2х140mm /2х120mm/
Fans (top)2x120mm2х120mm
Fan mounts total55
Dust filter++
Liquid cooling support
Liquid cooling system
Liquid cooling (rear)120 mm120 mm
Liquid cooling (front)240mm280 mm
Liquid cooling (top)240mm240mm
Liquid cooling mounts33
Connectors and functions
Placementon the fronton the front
USB 2.022
USB 3.2 gen122
Audio (microphone/headphones)
More features
Front panellattice
Side panel window++
More features
front panel
removable HDD cage
hidden wiring
CPU cooling mount window
 
 
hidden wiring
CPU cooling mount window
Color
Added to E-Catalogoctober 2016february 2016

Graphics card max lenght

The maximum length of a graphics card that can be installed in this case.

Modern mid-range and top-end video cards with high performance often differ in considerable length, which is why such a card can not fit into any case. So before collecting components, it is worth evaluating the length of the proposed graphics card and choosing a case in which it is guaranteed to fit. This forethought is useful anyway, but it's especially true if you're building a system that requires a powerful graphics adapter, such as a high-end gaming PC or 3D design workstation.

Sidewall thickness

The thickness of the side walls used in the case. When choosing a thickness, manufacturers have to compromise between several points at once. On the one hand, thin walls are inexpensive and heat dissipates faster through them, which has a positive effect on cooling efficiency. On the other hand, powerful systems inevitably require thick walls, otherwise the case may simply not withstand the weight of advanced high-performance components. Thirdly, steel is a fairly durable material even with a relatively small thickness. In light of all this, in most models this indicator does not exceed 0.70.8 mm, and more often it is about 0.50.6 mm.

Rubber feet

The presence of rubberized legs in the design of the case.

These feet absorb vibrations generated during operation of the computer (mainly due to the operation of fans and optical drives), thereby reducing noise levels and providing additional comfort. Rubberized feet are especially desirable if the computer is placed on a table (on a tabletop or in a dedicated compartment on a table) or on a hard floor.

Lighting type

The type of illumination provided in the body design.

The backlight plays mainly a decorative role, it gives the computer an original appearance, which is appreciated by fans of external tuning. Lighting can be mounted separately, but it is easier to purchase a case where it was originally provided. The types of illumination can be as follows:

— Illuminated fan. One or more coolers are illuminated, facing the side or top surface of the case.

Cases with backlight. Separate parts of the body are illuminated, usually from the inside, in such a way that the illumination can be seen through a transparent window / windows or a lattice surface. Sometimes external lighting can be provided.

There are cases in which both types of illumination are provided simultaneously. And for office needs , cases without backlight are suitable.

3.5" bays

The number of internal 3.5" form factor bays provided in the design of the case. Such bays, in accordance with the name, are intended for internal components, mainly hard drives and some SSD modules; to access them, the case must be disassembled.

Theoretically, the number of bays corresponds to the maximum number of drives that can be installed in the chassis. However, in fact, the best option is to install drives through a single slot to ensure efficient cooling. Accordingly, it is best to select a case in such a way that the number of internal 3.5" bays is twice the expected number of hard drives.

Screwless

The ability to use special latches (instead of screws) to mount peripheral devices in 3.5" and 5.25 bays, as well as cards in expansion slots. This screwless mounting greatly simplifies the installation and replacement of system components.

Fans (back)

The number of fan slots on the back of the case, as well as the size of the fans that these slots are designed for. The presence of the fans themselves in the kit should be specified separately.

The larger the fan, the more advanced it is considered: a large diameter allows you to work efficiently at relatively low speeds, which reduces the noise level and energy consumption. Case fans are available in several standard diameters; specifically for the rear panel, the size up to 92 mm is considered relatively small, 120 mm — medium, 140 mm — large.

Most often, the holes for installing fans are designed for one specific size, however, there are also “multi-size” seats, for 2-3 options in diameter.

Fans (front)

The number of fan slots on the front of the case, and the size of the fans these slots are designed for. The presence of the fans themselves in the kit should be specified separately.

The larger the fan, the more advanced it is considered: a large diameter allows you to work efficiently at relatively low speeds, which reduces the noise level and energy consumption. Case fans are available in several standard diameters; specifically for the front panel, the size up to 92 mm is considered relatively small, 120 mm — medium, 140 mm — large, and in the most advanced solutions, fans of 180 mm or even more can be installed.

Also note that most often the holes for installing fans are designed for one specific size, however, there are also “multi-size” seats, for 2-3 options. Moreover, these options may differ both in diameter and in quantity: for example, it may be possible to install two 140 mm fans or three 120 mm fans.

Fans (top)

The number of fan slots on the top side of the case, and the size of the fans these slots are designed for. The presence of the fans themselves in the kit should be specified separately.

The larger the fan, the more advanced it is considered: a large diameter allows you to work efficiently at relatively low speeds, which reduces the noise level and energy consumption. Case fans are available in several standard diameters, and the seats under them can be designed for both one and several sizes — for example, 120 / 140 mm. At the same time, in some models, the available number of seats also depends on the chosen size: for example, there are gaming cases where you can install either one 180 mm fan or four 120 mm fans at once.
Thermaltake Versa U21 often compared
Aerocool Aero-800 often compared