TRX40

sTRX4 pin layout (courtesy HWBattle)

Third-generation AMD ThreadRipper processors make use of the TRX40 platform. It is not backwards-compatible with first- or second-generation ThreadRippers, though the primary difference is in pin layout (the number of pins has not changed). It utilizes LGA (Land Grid Array) and is speced at 15W.

TRX40

TRX40 is built around the sTRX4 socket, and supports:

• Quad-channel DDR4 w/ optional ECC
• 88 PCIe 4.0 lanes
• Up to 12 USB3.2
• Up to 4 USB2.0
• Up to 20 SATA III
• Up to 2 4x NVMe

Motherboards

Model	MSRP	Form	NICs	USB	Store
ASUS ROG Zenith II Extreme x16/x16(8)/x16/x16(8)	$850	EATX	AQC-107 10GigE I211-AT GigE AX200 WiFi6	4x USB 3.2 Gen 2 (back) 2x USB 3.2 Gen 2 (front) 3x USB 3.2 Gen 2 (back 2xA+C) 3x USB 2.0 4x USB 3.2 Gen 1 (back) 1x USB 3.2 Gen 2x2 (back C)	4xM.2 Socket 3 8x SATA3
ASUS Prime TRX40 Pro	$450	ATX
Gigabyte TRX40 Aorus Pro WIFI	$400	ATX
Gigabyte TRX40 Aorus Master x16/x16(8)/x16/x16(8) + x1	$500	EATX
ASRock TRX40 Creator	$450	ATX	AQC107 10GigE RTL8125-AG 2.5GigE AX200 WiFi 6
ASUS ROG Strix TRX40-E Gaming	$550	ATX
Gigabyte TRX40 Aorus Extreme x16/x16(8)/x16/x16(8)	$850	XLATX	X550-AT2 2x10GbE AX200 WiFi6
Gigabyte TRX40 Designare x16/x16(8)/x16/x16(8) + x1	$650	XLATX	2x I211-AT GigE AX200 WiFi 6
MSI Creator TRX40 x16/x16(8)/x16/x16(8)	$700	EATX	AQC107 10GigE I211-AT GigE AX200 WiFi 6
ASRock TRX40 Taichi	$500	ATX
MSI TRX40 Pro 10G	$500	ATX	2x I211-AT GigE AQC107 10GigE
MSI TRX40 Pro WiFi	$470	ATX	2x I211-AT GigE AX200 WiFi 6

External links

• Anandtech, "The AMD TRX40 Motherboard Overview: 12 New Motherboards Analyzed", 2019-11-28