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Chieftec Smart A8 GPS-450A8

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Power: 450; Cooling system: active (fan); MB/CPU power supply: 24+4; Manufacturer's warranty: 2 years;
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Chieftec Smart A8 GPS-450A8
Main
Power450 W
Form factorATX
Specs
PFCactive
Efficiency80 %
Cooling systemactive (fan)
Fan size120 mm
Fan bearingsliding
Certificationwithout 80+
ATX12V version2.3
Power connectors
MB/CPU power supply24+4 pin
SATA3
MOLEX2
PCI-E 8pin (6+2)1
Floppy
Cable systemnon-modular
Cable length
MB500 mm
CPU500 mm
SATA500 mm
MOLEX500 mm
PCI-E500 mm
Max. power
+3.3V22 А
+5V18 А
+12V121 А
+12V218 А
-12V0.3 А
+5Vsb2.5 А
+12V360 W
+3.3V +5V120 W
-12V3.6 W
+5Vsb12.5 W
General
Over voltage protection (OVP)
Over power protection (OPP)
Short circuit protection (SCP)
Manufacturer's warranty2 years
Dimensions (HxWxD)87x150x140 mm
Official Websitechieftec.eu
Added to E-CatalogApril 2016
Stable voltage on the power lines +12 V, +5 V and +3.3 V. The presence of an EMI filter and a power factor correction module.
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Chieftec 2025 - new arrivals, bestsellers, and the most relevant models Chieftec.
How to choose a power supply for a PCBasics of choosing a reliable and balanced power supply for your home, office and gaming computer
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Great option for little money
16 December 2023 
i have served for 10 years already and I think I will serve for many more years
Quiet, Nadiyny
nothing to do
starkilleruse Chieftec GPS-600A8 more than year
Гарний варіант за невеликі гроші
16 December 2023 
Даний блок служить мені вже 10 років)))
цілком собі придатна робоча конячка)))
тихий, надійний, недорогий
та начебто нема
good block for the price
29 November 2023 
I bought a normal unit in a relatively budget assembly, it works for more than a year without problems, there is clearly protection against voltage surges since the computer calmly survived the lights being turned off all winter
the price (for such a unit is quite a good price) plus when I bought it I wanted a 550W model, but in the end they sent me a 700W one although I paid for 550
nenashol
Bogdan Gavause Chieftec GPS-600A8 more than year
3 out of 25 user review(s) shown
10 more user review(s)
21 August 2019, 21:17
Question about Chieftec GPS-450A8 
Он потянет на 450 ват ето набор?
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anonim
16 March 2024, 10:28
Question about Chieftec GPS-500A8 
Здравствуйте, подойдет ли если у меня питание от процессора на 4 пин?
7 December 2023, 15:56
Question about Chieftec GPS-600A8 
У мене проц Intel i3-12100f і хочу купити відеокарту 1660 Super чи хватить 500 в
3 out of 8 question(s) shown
5 more question(s)

Chieftec Smart A8 configurations

Price for Chieftec Smart A8
Chieftec Smart A8 GPS-400A8from 1 484 56 offers
Chieftec Smart A8 GPS-500A8from 1 530 68 offers
Chieftec Smart A8 GPS-550A8from 2 031 68 offers
Chieftec Smart A8 GPS-600A8from 1 954 85 offers
Chieftec Smart A8 GPS-650A8from 2 283 48 offers
Chieftec Smart A8 GPS-700A8from 2 123 76 offers

Popular budget power supply

When choosing a power supply, it is important to understand that inexpensive models are an age-old story about compromises and savings. And ideal options for $40 simply do not exist in nature. Chieftec Smart A8 GPS-450A8 is no exception.

450 W at 80% efficiency

The 12 V line is divided into two virtual ones - the current on one of them can reach 21 A (which corresponds to a power of 252 W), on the other - 18 A (216 W). In total, up to 360 W can be supplied through two lines, which is 80% of the total power of the unit. However, under heavy loads, power consumption increases and the actual efficiency drops to 70% or even lower. In fact, the sticker on the box “80+ 230V Only” directly says that the promised efficiency is valid up to the specified one, and then how lucky. Therefore, be especially careful when choosing components back to back. This is 100% the case when it is better to overpay a little and take power with a reserve. On the other hand, during the tests, the condition of the output power lines +12 V, +5 V and +3.3 V remained quite good: no large voltage drops or ripples were observed.

Availability of EMI filter and power factor correction module

There is a separate eight-pin (6+2-pin) connector for connecting a video card. As you can see, some 450-watt models lack this. Another plus is the presence of an input EMI filter and an active power factor correction module. But the stabilizer did not impress, which is why it was not always possible to get the promised 360 W via the 12 V line. As for the minuses, the most common complaint online is about acoustic comfort. For some, it beeps noticeably even under moderate loads; for others, an electrical crackling sound is heard at the junction of the unit itself and the power cable.