Parts Library / Motherboard / X299E-ITX/AC ASRock X299E-ITX/AC
Brand ASRock
Model X299E-ITX/AC Mini‑ITX X299 board (2017) for Intel Core X‑Series with quad‑channel SO‑DIMM and triple M.2—designed to bring HEDT features to small‑form‑factor builds.
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Socket LGA2066
Chipset X299
Memory DDR4
Max RAM speed 4400 MHz
Form factor Mini-ITX
RAM slots 4
M.2 slots 3
PCIe x16 1
C GixCore Editorial
Product overview ASRock’s X299E-ITX/ac arrived in October 2017 as a Mini‑ITX board for Intel’s Core X‑Series (Skylake‑X/Kaby Lake‑X) on the X299/LGA2066 platform; it was previewed at Computex 2017 and became available on October 19, 2017. Source ASRock ↗
Positioned as a high_end HEDT board in a tiny footprint, it exists to bring LGA2066 capability to small‑form‑factor builds. It suits ITX rigs needing quad‑channel memory and multiple NVMe drives: four DDR4 SO‑DIMM slots (up to 64 GB), three PCIe 3.0 x4 M.2, Intel 802.11ac Wi‑Fi, dual Intel GbE, USB 3.1 Gen2 Type‑A/C, plus one PCIe 3.0 x16 for a full‑size GPU. Unique note: it’s the only Mini‑ITX X299/LGA2066 motherboard released. Source ASRock ↗ Source ASRock ↗
Tier high_end Released 2017-10-19
Best for ITX/small-form-factor expansion/multi-M.2 high-speed memory overclocking Official product specifications ↗
Specifications + Add to compare At a glance iEach dot represents a catalog model. Farther right means a higher measured value, not necessarily a better fit. Measured against the motherboards catalog
Current model Catalog models
Max RAM speed 4400 MHz
TB360-BTC D+ Max RAM speed: 2666 MT/s TB360-BTC PRO 2.0 Max RAM speed: 2666 MT/s B450M PRO-M2 Max Max RAM speed: 4133 MHz Prime X299-A II Max RAM speed: 4266 MHz Z390 AORUS Elite Max RAM speed: 4266 MHz B550 Gaming X V2 Max RAM speed: 4400 MHz MPG Z390 Gaming PRO Carbon Max RAM speed: 4400 MHz X299E-ITX/AC Max RAM speed: 4400 MHz This part ROG Strix Z490-E Gaming Max RAM speed: 4600 MHz ROG Strix B550-F Gaming WiFi II Max RAM speed: 5100 MHz A520I AC Max RAM speed: 5300 MT/s B760M Gaming Plus WiFi DDR4 Max RAM speed: 5333 MHz PRO B760-P WiFi DDR4 Max RAM speed: 5333 MHz Prime B650-PLUS WiFi Max RAM speed: 6400 MHz ROG Maximus Z690 Formula Max RAM speed: 6400 MHz ROG Strix B650-A Gaming WiFi Max RAM speed: 6400 MHz X670E Taichi Carrara Max RAM speed: 6600 MHz A620M H Max RAM speed: 7200 MHz B650 Steel Legend WiFi 6E Max RAM speed: 7200 MHz B650M Pro RS Max RAM speed: 7200 MHz MAG Z790 Tomahawk WiFi Max RAM speed: 7200 MHz Prime Z790-A WiFi 6E Max RAM speed: 7200 MHz TUF GAMING B760-PLUS WIFI Max RAM speed: 7200 MHz TUF Gaming Z790-Plus WiFi Max RAM speed: 7200 MT/s B650 AORUS Elite AX V2 Max RAM speed: 8000 MT/s ROG Strix X870-A Gaming WiFi Max RAM speed: 8000 MHz X670 AORUS Elite AX Max RAM speed: 8000 MHz X870 AORUS Elite WIFI7 Max RAM speed: 8200 MHz MPG X870E Carbon WiFi Max RAM speed: 8400 MHz
2666 MT/s 8400 MHz
Higher than 24% of motherboards RAM slots 4
TB360-BTC D+ RAM slots: 1 A520I AC RAM slots: 2 A620M H RAM slots: 2 B450M PRO-M2 Max RAM slots: 2 TB360-BTC PRO 2.0 RAM slots: 2 B550 Gaming X V2 RAM slots: 4 B650 AORUS Elite AX V2 RAM slots: 4 B650 Steel Legend WiFi 6E RAM slots: 4 B650M Pro RS RAM slots: 4 B760M Gaming Plus WiFi DDR4 RAM slots: 4 MAG Z790 Tomahawk WiFi RAM slots: 4 MPG X870E Carbon WiFi RAM slots: 4 MPG Z390 Gaming PRO Carbon RAM slots: 4 Prime B650-PLUS WiFi RAM slots: 4 Prime Z790-A WiFi 6E RAM slots: 4 PRO B760-P WiFi DDR4 RAM slots: 4 ROG Maximus Z690 Formula RAM slots: 4 ROG Strix B550-F Gaming WiFi II RAM slots: 4 ROG Strix B650-A Gaming WiFi RAM slots: 4 ROG Strix X870-A Gaming WiFi RAM slots: 4 ROG Strix Z490-E Gaming RAM slots: 4 TUF GAMING B760-PLUS WIFI RAM slots: 4 TUF Gaming Z790-Plus WiFi RAM slots: 4 X299E-ITX/AC RAM slots: 4 This part X670 AORUS Elite AX RAM slots: 4 X670E Taichi Carrara RAM slots: 4 X870 AORUS Elite WIFI7 RAM slots: 4 Z390 AORUS Elite RAM slots: 4 Prime X299-A II RAM slots: 8
1 8
Higher than 93% of motherboards M.2 slots 3
A520I AC M.2 slots: 1 A620M H M.2 slots: 1 B450M PRO-M2 Max M.2 slots: 1 TB360-BTC D+ M.2 slots: 1 TB360-BTC PRO 2.0 M.2 slots: 1 B550 Gaming X V2 M.2 slots: 2 B760M Gaming Plus WiFi DDR4 M.2 slots: 2 MPG Z390 Gaming PRO Carbon M.2 slots: 2 Prime B650-PLUS WiFi M.2 slots: 2 PRO B760-P WiFi DDR4 M.2 slots: 2 ROG Strix B550-F Gaming WiFi II M.2 slots: 2 ROG Strix Z490-E Gaming M.2 slots: 2 Z390 AORUS Elite M.2 slots: 2 B650 AORUS Elite AX V2 M.2 slots: 3 B650 Steel Legend WiFi 6E M.2 slots: 3 B650M Pro RS M.2 slots: 3 Prime X299-A II M.2 slots: 3 ROG Maximus Z690 Formula M.2 slots: 3 ROG Strix B650-A Gaming WiFi M.2 slots: 3 TUF GAMING B760-PLUS WIFI M.2 slots: 3 X299E-ITX/AC M.2 slots: 3 This part X670E Taichi Carrara M.2 slots: 3 MAG Z790 Tomahawk WiFi M.2 slots: 4 MPG X870E Carbon WiFi M.2 slots: 4 Prime Z790-A WiFi 6E M.2 slots: 4 ROG Strix X870-A Gaming WiFi M.2 slots: 4 TUF Gaming Z790-Plus WiFi M.2 slots: 4 X670 AORUS Elite AX M.2 slots: 4 X870 AORUS Elite WIFI7 M.2 slots: 4
1 4
Higher than 72% of motherboards
Socket LGA2066
WiFi Yes
Integrated Graphics No
Compatible Memory DDR4
USB 3.1
Max Memory Size 64 GB
ECC Support No
Chipset X299
Max RAM speed 4400 MHz
Form factor Mini-ITX
RAM slots 4
M.2 slots 3
PCIe x16 1
Processor Generation 7, 9, 10
Pci E 3.0
M 2 PCIe
Sata Slots 4
Sata Speed 6 Gb/s
Pci E Slots 1
Tdp 50 W
Nvme Yes
Cpu Brand Intel Compatible Power supplies