MAINBOARD (เมนบอร์ด) AM4 ASROCK B550 STEEL LEGEND ประกัน 3 ปี

คุณสมบัติ (AM4) ASROCK B550 STEEL LEGEND
BrandASROCK
Model
B550 Steel Legend

CPU Support
Supports 3rd Gen AMD AM4 Ryzen™ / future AMD Ryzen™ Processors*
Digi Power design
14 Power Phase design

*Not compatible with AMD Ryzen™ 5 3400G and Ryzen™ 3 3200G.

Socket
AM4

Chipset
AMD B550

Memory Support
Dual Channel DDR4 Memory Technology
4 x DDR4 DIMM Slots
AMD Ryzen series CPUs (Matisse) support DDR4 4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC un-buffered memory*
AMD Ryzen series APUs support DDR4 4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC un-buffered memory*
Max. capacity of system memory: 128GB**
Supports Extreme Memory Profile (XMP) memory modules
15μ Gold Contact in DIMM Slots

*For Ryzen Series CPUs (Picasso) ECC is only supported with PRO CPUs.
**Due to the operating system limitation the actual memory size may be less than 4GB for the reservation for system usage under Windows® 32-bit OS. For Windows® 64-bit OS with 64-bit CPU there is no such limitation.

Graphics
Integrated AMD Radeon™ Vega Series Graphics in Ryzen Series APU*
DirectX 12 Pixel Shader 5.0
Shared memory default 2GB. Max Shared memory supports up to 16GB.**
Dual graphics output: support HDMI and DisplayPort 1.4 ports by independent display controllers
Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096x2160) @ 60Hz
Supports DisplayPort 1.4 with max. resolution up to 5K (5120x2880)@120Hz
Supports Auto Lip Sync Deep Color (12bpc) xvYCC and HBR (High Bit Rate Audio) with HDMI 2.1 Port (Compliant HDMI monitor is required)
Supports HDR (High Dynamic Range) with HDMI 2.1
Supports HDCP 2.3 with HDMI 2.1 and DisplayPort 1.4 Ports
Supports 4K Ultra HD (UHD) playback with HDMI 2.1 and DisplayPort 1.4 Ports
Supports Microsoft® PlayReady

*Actual support may vary by CPU
**The Max shared memory 16GB requires 32GB system memory installed.

Audio
7.1 CH HD Audio with Content Protection (Realtek ALC1220 Audio Codec)
Premium Blu-ray Audio support
Supports Surge Protection
120dB SNR DAC with Differential Amplifier
NE5532 Premium Headset Amplifier for Front Panel Audio Connector (Supports up to 600 Ohm headsets)
Pure Power-In
Direct Drive Technology
PCB Isolate Shielding
Impedance Sensing on Rear Out port
Individual PCB Layers for R/L Audio Channel
Gold Audio Jacks
15μ Gold Audio Connector
Nahimic Audio

Expansion Slots
AMD Ryzen series CPUs (Matisse)
2 x PCI Express x16 Slots (PCIE1: Gen4x16 mode; PCIE3: Gen3 x4 mode)*
AMD Ryzen series APUs
2 x PCI Express x16 Slots (PCIE1: Gen3x16 mode; PCIE3: Gen3 x4 mode)*
2 x PCI Express 3.0 x1 Slots
Supports AMD Quad CrossFireX™ and CrossFireX™
1 x M.2 Socket (Key E) supports type 2230 WiFi/BT module
15μ Gold Contact in VGA PCIe Slot (PCIE1)

*Supports NVMe SSD as boot disks

Storage
6 x SATA3 6.0 Gb/s Connectors support RAID (RAID 0 RAID 1 and RAID 10) NCQ AHCI and Hot Plug*
1 x Hyper M.2 Socket (M2_1) supports M Key type 2230/2242/2260/2280 M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Matisse) or Gen3x4 (32 Gb/s)**
1 x M.2 Socket (M2_2) supports M Key type 2230/2242/2260/2280/22110 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)**

*M2_2 and SATA3_5_6 share lanes. If either one of them is in use the other one will be disabled.
**Supports NVMe SSD as boot disks
Supports ASRock U.2 Kit

Internal I/O Connectors
1 x SPI TPM Header
1 x Power LED and Speaker Header
2 x RGB LED Headers*
2 x Addressable LED Headers**
1 x CPU Fan Connector (4-pin)***
1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)****
5 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)*****
1 x 24 pin ATX Power Connector (Hi-Density Power Connector)
1 x 8 pin 12V Power Connector (Hi-Density Power Connector)
1 x 4 pin 12V Power Connector (Hi-Density Power Connector)
1 x Front Panel Audio Connector (15μ Gold Audio Connector)
2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection)
1 x Front Panel Type C USB 3.2 Gen1 Header (Supports ESD Protection)
1 x Dr. Debug with LED

*Support in total up to 12V/3A 36W LED Strip
**Support in total up to 5V/3A 15W LED Strip
***The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.
****CPU_FAN2/WP_3A supports the water cooler fan of maximum 3A (36W) fan power.
*****The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.
CPU_FAN2/WP_3A CHA_FAN1/WP CHA_FAN2/WP CHA_FAN3/WP CHA_FAN4/WP and CHA_FAN5/WP can auto detect if 3-pin or 4-pin fan is in use.

Back Panel Connectors
2 x Antenna Mounting Points
1 x PS/2 Mouse