HMT451A7BFR8A-H9 - Hynix 4GB DDR3-1333MHz PC3-10600 ECC Unbuffered CL9 204-Pin SoDimm Single Rank Memory Module

Technical specifications:
- Memory type: DDR3
- Memory capacity: 4GB
- Memory speed: 1333MHz
- Memory standard: PC3-10600
- Error checking and correction (ECC): Yes
- Buffered/Unbuffered: Unbuffered
- CAS latency: CL9
- Pin count: 204
- Rank: Single
- Voltage: 1.5V
- Form factor: SoDimm
- Memory organization: x8

Helpful notes:
- ECC memory is designed to detect and correct single-bit errors, making it ideal for use in servers and workstations.
- Unbuffered memory is faster and less expensive than registered (buffered) memory, but has a lower maximum capacity.
- SoDimm form factor is commonly used in laptops and other small form factor devices.