ASROCK B660M Phantom Gaming 4 DDR4 Intel Motherboard
MPN ASROCK-B660M-PHANTOM-GAMING-4 · Brand ASROCK · mATX
The ASRock B660M Phantom Gaming 4 is a Micro ATX motherboard for 12th Gen Intel LGA1700 processors, featuring dual PCIe Gen4 M.2 slots, 128 GB DDR4 support, Intel I219V Gigabit LAN, and 7.1 CH HD audio with Nahimic
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Overview
The ASRock B660M Phantom Gaming 4 is a Micro ATX motherboard measuring 9.6 in x 9.6 in (24.4 cm x 24.4 cm) built on the Intel B660 chipset and designed for 12th Generation Intel Core processors using the LGA1700 socket. It features Intel Hybrid Technology and Intel Turbo Boost Max 3.0 Technology support, backed by an 8-phase digital power design that helps deliver stable power delivery to the CPU under sustained workloads. The board accommodates up to 128 GB of DDR4 memory across four DIMM slots in dual-channel configuration. Memory speeds of up to DDR4 5333 MHz are supported in overclocked mode, and the board is compatible with Intel Extreme Memory Profile (XMP) 2.0 for straightforward performance tuning. For storage, the B660M Phantom Gaming 4 provides two Hyper M.2 sockets, both capable of PCIe Gen4 x4 (up to 64 Gb/s) operation, along with four SATA3 6.0 Gb/s connectors. RAID 0, 1, 5, and 10 configurations are supported for SATA devices. Expansion slots include one PCIe 4.0 x16 slot (from the CPU), one PCIe 3.0 x16 slot running at x4 mode (from the chipset), and one PCIe 3.0 x1 slot. A dedicated M.2 Key-E slot supports type 2230 Wi-Fi/BT modules and Intel CNVi. Connectivity at the rear panel includes one HDMI 2.1 (TMDS compatible, up to 4K/60Hz) and one DisplayPort 1.4 (up to 8K/60Hz compressed) output, four USB 3.2 Gen1 ports, two USB 2.0 ports, and an Intel I219V Gigabit LAN port with Wake- LAN and Energy Efficient Ethernet 802.3az support. Audio is handled by a Realtek ALC897 codec delivering 7.1-channel HD audio with Nahimic Audio software enhancement and surge protection. ASRock's Full Spike Protection covers all USB, audio, and LAN ports. The POST Status Checker (PSC) aids in hardware diagnosis during boot. The UEFI BIOS is a 128 Mb AMI implementation with full HD interface, EZ Mode, Instant Flash, and Internet Flash capabilities. The board carries FCC and CE certifications and is ErP/EuP ready. It ships with a 3-year warranty. Verifiable Specifications: - Form Factor: Micro ATX, 9.6 in x 9.6 in (24.4 cm x 24.4 cm) - Socket: LGA1700 (12th Gen Intel Core) - Chipset: Intel B660 - Memory: 4 x DDR4 DIMM, up to 128 GB, DDR4 5333+(OC), XMP 2.0 - Storage: 2 x Hyper M.2 PCIe Gen4 x4; 4 x SATA3 6.0 Gb/s - PCIe Slots: 1 x PCIe 4.0 x16; 1 x PCIe 3.0 x16 (x4 mode); 1 x PCIe 3.0 x1 - Display Out: HDMI 2.1 (4K/60Hz); DisplayPort 1.4 (8K/60Hz DSC) - USB Rear: 4 x USB 3.2 Gen1; 2 x USB 2.0 - LAN: Intel I219V Gigabit Ethernet - Audio: Realtek ALC897, 7.1 CH HD, Nahimic Audio - Power Phases: 8 - RAID: 0, 1, 5, 10 (SATA) - Certifications: FCC, CE, ErP/EuP ready - Warranty: 3 Years
Datasheet
| Warranty | 3 Years |
|---|---|
| Form Factor | mATX |
| Chipset | – Intel® B660 |
| CPU Type | Supports 12th Gen Intel® CoreTM Processors (LGA1700)- Digi Power design- 8 Power Phase design- Supports Intel® Hybrid Technology- Supports Intel® Turbo Boost Max 3.0 Technology |
| Os | Microsoft® Windows® 10 64-bit / 11 64-bit |
| Lan | Gigabit LAN 10/100/1000 Mb/s- Giga PHY Intel® I219V- Supports Wake-On-LAN- Supports Lightning/ESD Protection- Supports Energy Efficient Ethernet 802.3az- Supports UEFI PXE |
| Bios | 128Mb AMI UEFI Legal BIOS with multilingual GUI support- ACPI 6.0 Compliant wake up events- SMBIOS 2.7 Support- CPU Core/Cache, CPU GT, DRAM, VDD_IMC, VCCIN AUX, +1.05VPROC, +0.82V PCH, +1.05V PCH Voltage Multi-adjustment |
| Raid | Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices |
| Audio | 7.1 CH HD Audio (Realtek ALC897 Audio Codec)- Supports Surge Protection- Nahimic Audio |
| Slots | CPU:1 x PCIe 4.0 x16 Slot (PCIE1), supports x16 modeChipset: – 1 x PCIe 3.0 x16 Slot (PCIE3), supports x4 mode1 x PCIe 3.0 x1 Slot (PCIE2)1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module and Intel® CNVi (Integrated WiFi/BT) |
| Memory | Dual Channel DDR4 Memory Technology- 4 x DDR4 DIMM Slots- Supports DDR4 non-ECC, un-buffered memory up to 5333+(OC)* – Supports ECC UDIMM memory modules (operate in non-ECC mode)- Max. capacity of system memory: 128GB- Supports Intel® Extreme Memory Profile (XMP) 2.0 |
| Storage | CPU:1 x Hyper M.2 Socket (M2_1, Key M), supports type 2242/2260/2280 PCIe Gen4x4 (64 Gb/s) mode*Chipset:1 x Hyper M.2 Socket (M2_2, Key M), supports type 2280 PCIe Gen4x4 (64 Gb/s) mode4 x SATA3 6.0 Gb/s Connectors |
| Graphics | Intel® Xe Graphics Architecture (Gen 12)- Dual graphics output: support HDMI and DisplayPort 1.4 ports by independent display controllers- Supports HDMI 2.1 TMDS Compatible with max. resolution up to 4K x 2K (4096×2160) @ 60Hz- Supports DisplayPort 1.4 with DSC (compressed) max. resolution up to 8K (7680×4320) @ 60Hz / 5K (5120×3200) @ 120Hz- Supports HDCP 2.3 with HDMI 2.1 TMDS Compatible and DisplayPort 1.4 Ports |
| Connector | 1 x SPI TPM Header- 1 x Chassis Intrusion and Speaker Header- 1 x CPU Fan Connector (4-pin)- 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)** – 3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)***- 1 x 24 pin ATX Power Connector- 1 x 8 pin 12V Power Connector (Hi-Density Power Connector)- 1 x Front Panel Audio Connector- 1 x Thunderbolt™ AIC Connector (5-pin) (Supports ASRock Thunderbolt™ 4 AIC Card)- 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) |
| Support Cd | Drivers, Utilities, AntiVirus Software (Trial Version) |
| Accessories | Quick Installation Guide, Support CD, I/O Shield2 x SATA Data Cables3 x Screws for M.2 Sockets |
| Certifications | FCC, CEErP/EuP ready (ErP/EuP ready power supply is required) |
| Rear Panel I/O | 3 x Antenna Mounting Points- 1 x PS/2 Mouse/Keyboard Port- 1 x HDMI Port- 1 x DisplayPort 1.4- 4 x USB 3.2 Gen1 Ports (ASMedia ASM1074 hub) (Supports ESD Protection)- 2 x USB 2.0 Ports (Supports ESD Protection)- 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)- HD Audio Jacks: Line in / Front Speaker / Microphone |
| Unique Feature | ASRock Super AlloyPremium Power Choke- Sapphire Black PCB- High Density Glass Fabric PCBASRock Intel® 4-Layer Memory POOL (Planes on Outer Layers) TechnologyASRock Steel SlotASRock Hyper M.2 (PCIe Gen4x4)ASRock POST Status Checker (PSC)ASRock Full Spike Protection (for all USB, Audio, LAN Ports)ASRock Live Update & APP Shop |
| Hardware Monitor | Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water Pump FansQuiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU/Water Pump, Chassis/Water Pump FansFan Multi-Speed Control: CPU, CPU/Water Pump, Chassis/Water Pump FansCASE OPEN detectionVoltage monitoring: CPU Vcore, +1.05V_PCH, DRAM, VCCIN AUX, VCCSA, +1.05V PROC, +0.82V PCH, +12V, +5V, +3.3V |
| Software And Uefi | SoftwareASRock Motherboard Utility (Phantom Gaming Tuning)ASRock XFast LANUEFIASRock EZ ModeASRock Full HD UEFIASRock My Favorites in UEFIASRock Instant FlashASRock Internet FlashASRock Easy RAID Installer |




