Yes, it does support ECC.
$dmidecode --type 7
dmidecode 3.0
Getting SMBIOS data from sysfs.
SMBIOS 3.0 present.
Handle 0x002A, DMI type 7, 19 bytes
Cache Information
Socket Designation: L1 - Cache
Configuration: Enabled, Not Socketed, Level 1
Operational Mode: Write Back
Location: Internal
Installed Size: 768 kB
Maximum Size: 768 kB
Supported SRAM Types:
Pipeline Burst
Installed SRAM Type: Pipeline Burst
Speed: 1 ns
Error Correction Type: Multi-bit ECC
System Type: Unified
Associativity: 8-way Set-associative
Handle 0x002B, DMI type 7, 19 bytes
Cache Information
Socket Designation: L2 - Cache
Configuration: Enabled, Not Socketed, Level 2
Operational Mode: Write Back
Location: Internal
Installed Size: 4096 kB
Maximum Size: 4096 kB
Supported SRAM Types:
Pipeline Burst
Installed SRAM Type: Pipeline Burst
Speed: 1 ns
Error Correction Type: Multi-bit ECC
System Type: Unified
Associativity: 8-way Set-associative
Handle 0x002C, DMI type 7, 19 bytes
Cache Information
Socket Designation: L3 - Cache
Configuration: Enabled, Not Socketed, Level 3
Operational Mode: Write Back
Location: Internal
Installed Size: 16384 kB
Maximum Size: 16384 kB
Supported SRAM Types:
Pipeline Burst
Installed SRAM Type: Pipeline Burst
Speed: 1 ns
Error Correction Type: Multi-bit ECC
System Type: Unified
Associativity: 32-way Set-associative
$dmidecode --type memory
Handle 0x0028, DMI type 16, 23 bytes
Physical Memory Array
Location: System Board Or Motherboard
Use: System Memory
Error Correction Type: None
Maximum Capacity: 512 GB
Error Information Handle: 0x0027
Number Of Devices: 8
Handle 0x002F, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0028
Error Information Handle: 0x002E
Total Width: Unknown
Data Width: Unknown
Size: No Module Installed
Form Factor: Unknown
Set: None
Locator: DIMM 0
Bank Locator: P0 CHANNEL A
Type: Unknown
Type Detail: Unknown
Speed: 2133 MHz
Manufacturer: Unknown
Serial Number: Unknown
Asset Tag: Not Specified
Part Number: Unknown
Rank: Unknown
Configured Clock Speed: Unknown
Minimum Voltage: Unknown
Maximum Voltage: Unknown
Configured Voltage: Unknown
Handle 0x0031, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0028
Error Information Handle: 0x0030
Total Width: Unknown
Data Width: Unknown
Size: No Module Installed
Form Factor: Unknown
Set: None
Locator: DIMM 1
Bank Locator: P0 CHANNEL A
Type: Unknown
Type Detail: Unknown
Speed: 2133 MHz
Manufacturer: Unknown
Serial Number: Unknown
Asset Tag: Not Specified
Part Number: Unknown
Rank: Unknown
Configured Clock Speed: Unknown
Minimum Voltage: Unknown
Maximum Voltage: Unknown
Configured Voltage: Unknown
Handle 0x0033, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0028
Error Information Handle: 0x0032
Total Width: 64 bits
Data Width: 64 bits
Size: 16384 MB
Form Factor: DIMM
Set: None
Locator: DIMM 0
Bank Locator: P0 CHANNEL B
Type: DDR4
Type Detail: Synchronous Unbuffered (Unregistered)
Speed: 2133 MHz
Manufacturer: Unknown
Serial Number: 00000000
Asset Tag: Not Specified
Part Number: CMV16GX4M1A2133C15
Rank: 2
Configured Clock Speed: 1067 MHz
Minimum Voltage: 1.2 V
Maximum Voltage: 1.2 V
Configured Voltage: 1.2 V
Handle 0x0036, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0028
Error Information Handle: 0x0035
Total Width: 64 bits
Data Width: 64 bits
Size: 16384 MB
Form Factor: DIMM
Set: None
Locator: DIMM 1
Bank Locator: P0 CHANNEL B
Type: DDR4
Type Detail: Synchronous Unbuffered (Unregistered)
Speed: 2133 MHz
Manufacturer: Unknown
Serial Number: 00000000
Asset Tag: Not Specified
Part Number: CMV16GX4M1A2133C15
Rank: 2
Configured Clock Speed: 1067 MHz
Minimum Voltage: 1.2 V
Maximum Voltage: 1.2 V
Configured Voltage: 1.2 V
Handle 0x0039, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0028
Error Information Handle: 0x0038
Total Width: Unknown
Data Width: Unknown
Size: No Module Installed
Form Factor: Unknown
Set: None
Locator: DIMM 0
Bank Locator: P0 CHANNEL C
Type: Unknown
Type Detail: Unknown
Speed: 2133 MHz
Manufacturer: Unknown
Serial Number: Unknown
Asset Tag: Not Specified
Part Number: Unknown
Rank: Unknown
Configured Clock Speed: Unknown
Minimum Voltage: Unknown
Maximum Voltage: Unknown
Configured Voltage: Unknown
Handle 0x003B, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0028
Error Information Handle: 0x003A
Total Width: Unknown
Data Width: Unknown
Size: No Module Installed
Form Factor: Unknown
Set: None
Locator: DIMM 1
Bank Locator: P0 CHANNEL C
Type: Unknown
Type Detail: Unknown
Speed: 2133 MHz
Manufacturer: Unknown
Serial Number: Unknown
Asset Tag: Not Specified
Part Number: Unknown
Rank: Unknown
Configured Clock Speed: Unknown
Minimum Voltage: Unknown
Maximum Voltage: Unknown
Configured Voltage: Unknown
Handle 0x003D, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0028
Error Information Handle: 0x003C
Total Width: 64 bits
Data Width: 64 bits
Size: 16384 MB
Form Factor: DIMM
Set: None
Locator: DIMM 0
Bank Locator: P0 CHANNEL D
Type: DDR4
Type Detail: Synchronous Unbuffered (Unregistered)
Speed: 2133 MHz
Manufacturer: Unknown
Serial Number: 00000000
Asset Tag: Not Specified
Part Number: CMV16GX4M1A2133C15
Rank: 2
Configured Clock Speed: 1067 MHz
Minimum Voltage: 1.2 V
Maximum Voltage: 1.2 V
Configured Voltage: 1.2 V
Handle 0x0040, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0028
Error Information Handle: 0x003F
Total Width: 64 bits
Data Width: 64 bits
Size: 16384 MB
Form Factor: DIMM
Set: None
Locator: DIMM 1
Bank Locator: P0 CHANNEL D
Type: DDR4
Type Detail: Synchronous Unbuffered (Unregistered)
Speed: 2133 MHz
Manufacturer: Unknown
Serial Number: 00000000
Asset Tag: Not Specified
Part Number: CMV16GX4M1A2133C15
Rank: 2
Configured Clock Speed: 1067 MHz
Minimum Voltage: 1.2 V
Maximum Voltage: 1.2 V
Configured Voltage: 1.2 V