The technical data …
| Manufacturer | ASRock |
| Name | Z490 Steel Legend |
| Type / Chipset | Intel LGA 1200 CPU / Intel Z490 Chipset |
| Dimensions | +++ 10 mm (27 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. 33 mm (52 mm radius). The overall size of this ATX motherboard is 305 x 244 mm. |
| Slots | +++ PCIe 3.0: 2×16, 2×1, 4x DDR4-800 – DDR4-2933, max 128GB RAM |
| Connectors | ++++ 6x SATA3, 3x Ultra M.2 (Hyper M.2 64 Gb/s Gen4 x4 depending on CPU), 1x M.2 WIFI/BT, 1x PS/2, 1x 10/100/1000/2500 Mbps base-T Ethernet (Realtek Dragon RTL8125BG), 1x USB 3.2 Gen2 Type-C, 1x USB 3.2 Gen2 Type-A, 6x USB 3.2 Gen1 Type-C (4x internal, slot bracket not included in delivery), 1x USB 3.2 Gen1 Type-C Front (internal version optional), 6x USB 2.0 (4x internal, slot bracket not included in delivery), 8-channel Realtek ALC1200 onboard 7.1 sound with 5x 3.5 mm jacks (1x optical S/PDIF out, 1x int. Aux, ext. line in, ext. mic, ext. front out, ext. rear out, ext. center/subwoofer), 1x DisplayPort 1.4, 1x HDMI and 7x fan (7x 4Pin). |
| Vcore | +++++ In BIOS Vcore from 0.800 Volt to 2.200 Volt and Vcore -0.100 to +0.300 Offset |
| Multiplier | +++++ In BIOS from 8x to 120x (maximum multi depending on CPU) |
| BCLK | +++++ In BIOS from 90 – 2000 MHz |
| VIO/VDD | +++++ DRAM Voltage 1.200 to 1.800V, DRAM Activating Power 2.500 to 2.700V, PCH Voltage 1.050 to 1.200V, VCCSA Voltage 0.950 to 1.800V and -0.100 to +0.300 Offset, VCCIO Voltage 0, 950 to 1.600V, GPU Voltage 0.800 Volt to 2.200 Volt and -0.100 to +0.300 Offset, CPU Load Line Calibration 1 to 5, GPU Load Line Calibration 1 to 5, VCCSA Load Line Calibration 1 to 3. |
| Performance* | ++++ Benchmark values comparison with different graphics cards and benchmark tools.
SiSoftware Sandra benchmark results with Intel Core i5-10500 CPU. Benchmark results with Intel Core i5-10500 processor. ASRock Radeon RX 5700 Challenger D 8G OC PCIe 4.0 graphics card: 1x MSI Radeon R9 280 Twin Frozr gaming 3 GB PCIe 3.0 graphics card: OnBoard Intel UHD Graphics 630 GPU (i5-10500): |
| Manual and Labeling | +++ 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. The manual comes in different languages. In addition a separated Software Setup Guide with UEFI settings is contained. |
ASRock Z490 Steel Legend Layout, Design and Features …