PSU Gigabyte GreenMax Plus 550W Review

Gigabyte, being one of the major players in the motherboards and graphics markets, quite rarely replenishes its production line with PC chassis and power supply units. Rarely, but right on target! Its GreenMax Plus PSU series is an evidence of the company’s versatile maturity. The series includes three models of 450W, 550W and 650W power. Let’s see what Gigabyte has to offer to all ‘high-fed’ by multiple products customers by the example of GreenMax Plus 550W (codename: GZ-EMS55A-C1) model.



General Features


The GreenMax Plus 550W is delivered in a handheld cardbox with a convenient holder. The unit itself is housed in a typical case with a black semi-gloss coating and a large ventilation grid. All basic specifications are marked on its side facet. The manufacturers claim the power of 504W (42A) for the +12VDC bus. Thereat, the correlation of power on the bus with the total power reaches the index of 0.916, which is considered to be an average benchmark for such type …

Meet New Motherboard from Biostar: Hi-Fi Z87W

Biostar is ready to launch its newest motherboard that is notable for the support of Windows 8.1 OS platform and availability of Windows Hardware Quality Labs certificate. Entitled Biostar Hi-Fi Z87W, it features a standard ATX form-factor and is relied on Intel Z87 Express chipset. Thereby, the board is ready to accommodate LGA1150 Intel Core processors (Haswell architecture).



The motherboard houses four slots for the installation of DDR3 memory modules that run at the maximal 2600 MHz (up to 32 GB). Power subsystem is organized according to 8-phase scheme to provide enough power to the CPU and other key components. Expansion facilities are secured by means of two PCI slots, the same number of PCI-e 2.0 x1 slots, one PCI-e 2.0 x16, and one more PCI-e 3.0 x16 slot. Storage facilities are represented by six SATA III 6 Gb/sec ports, which can be combined into diverse RAID configurations.


Gigabit Ethernet port takes responsibility for network connectivity, while Power, Reset …

MSI Unveils GeForce GTX 900 Gaming Graphics Couple

Following a long-lived trend in PC hardware market, MSI has unveiled its two new videocards of GeForce GTX 900 (Maxwell architecture) series just after Nvidia’s official release. The MSI GTX 970 Gaming 4G and the MSI GTX 980 Gaming 4G models boast both, identical and dissimilar features with their reference companions. But all in good time.



Videocards from MSI are characterized by analogous with Nvidia’s models memory subsystem. Hence, it has 4 GB of GDDR5 memory modules with 256-bit interface, 224 Gb/sec bandwidth, and 7010 MHz efficient clock frequency. Quite the contrary, both GPUs differ from the etalons, chiefly due to the integration of Gaming App brand utility; the latter enables GPUs to run in one of three available modes: Silent, Gaming and OC.


The MSI GTX 970 Gaming 4G operates at 1051 MHz/1114 MHz/1140 MHZ at the start (showings for three modes) but might be overclocked to 1178 MHz/1253 MHz/1279 MHz respectively. The MSI GTX 980 Gaming 4G runs at 1140 …
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