ASRock Z270 Gaming-ITX/ac Intel LGA 1151 Motherboard Review

The technical data …

Manufacturer ASRock
Name Z270 Gaming-ITX/ac
Type / Chipset Intel LGA 1151 CPU / Intel Z270 chipset
Dimensions ++++ 8 mm (30 mm radius) around the socket to the next capacitor or other mainboard parts – for further information see Fit for Fan. The space to the next bigger heatsink is approx. 27 mm (51 mm radius). The overall size of this ATX motherboard is 170 x 170 mm.
Slots – PCIe 3.0: 1×16, 2x DDR4-800 – DDR4-2400, DDR4-4133+ OC, max 32GB RAM
Connectors ++++ 6x SATA3, 1x SATA Express 10 Gb/s (shared), 1x Ultra M.2, 1x PS/2, 1x 10/100/1000 Mbps base-T Ethernet (Intel I219V), 1x WiFi 2.4/5 GHz IEEE 802.11a/b/g/n/ac up to 433 Mbps, 1x Bluetooth 4.0 / 3.0 + High speed class II, 1x Intel Thunderbolt 3 (USB 3.1 Typ-C), 7x USB 3.0 Typ-A + 1x USB 3.0 Fatal1ty Mouse Port (1x of them internal, slot bracket for additional ports is not included), 2x USB 2.0 (all of them internal, slot bracket for additional ports is not included), 8-Channel Realtek ALC 1220 onboard 7.1 sound with 6x 3.5 mm connectors (1x optical S/PDIF out, 1x int. Aux, ext. Line in, ext. Mic, ext. Front out, ext. Rear out, ext. Side out, ext. Center/Subwoofer), 1x DisplayPort 1.2, 1x HDMI, Thunderbolt 3 and 3x fan (3x 4Pin).
VCore ++++ In the VCore BIOS of 0.900 volts up to 1.500 volts and -0.100 to +0.200 offset
Multiplier ++++ In the BIOS from 8x to 120x (maximum multi depending on the CPU)
BCLK +++++ In the BIOS by 90 – 538.2 MHz
VIO/VDD ++++ DRAM Voltage (DDR4 Voltage) 1.100 to 1.500V, DRAM Activating Power Supply 2.500 to 2.700V, PCH +1.0V Voltage 0.900 to 1.140V, VCCIO Voltage 0.850 to 1.200V, VCC PLL Voltage 1.100 to 1.500V, CPU Internal PLL Voltage 0.900 to 1.095 Volt, CPU Core Current Limit, GT Slice Current Limit, Short Duration Power Limit, Long Duration Power Limit, Long Duration Maintained.
Performance* ++++ Benchmark values comparison with different graphics cards and benchmark tools.

SiSoftware Sandra 2013 benchmark values with Intel Core i5-7600K Kaby Lake CPU.
SiSoftware Sandra 2013 arithmetic processor performance in Windows 7: 97.86 GOPS
SiSoftware Sandra 2013 multimedia processor performance in Windows 7: 343.51 MPixel/s

3DMark benchmark values with Intel Core i5-7600K processor
1x MSI Radeon R9 280 Twin Frozr gaming 3 GB PCIe 3.0 graphics card:
3DMark on Windows 7: Fire Strike 6521, Cloud Gate 19650, Ice Storm 178649
3DMark06 on Windows 7: 33443 3DMarks

1x onBoard Intel HD Graphics 630 (7600K):
3DMark on Windows 10: Fire Strike 1051, Cloud Gate 8508, Ice Storm 75909

Manual and Labeling +++ For an ITX motherboard well placed, complete motherboard description and good manual with a lot of tips about topics like CPU installation, memory installation, etc.. The manual comes in different languages. In addition a separated Software Setup Guide with UEFI settings is contained.


ASRock Z270 Gaming-ITX/ac Layout, Design and Features …