Apple 661-5717 | 4GB DDR3-1333MHz PC3-10600 ECC Unbuffered CL9 240-Pin DIMM 1.35V Low Voltage Dual Rank Memory Module

Here are the technical specifications of the Apple 4GB DDR3-1333MHz Memory Module:

- Type: DDR3 SDRAM
- Capacity: 4GB
- Speed: 1333MHz (PC3-10600)
- Latency: CL9
- Pin Count: 240-pin DIMM
- Voltage: 1.35V (Low Voltage)
- ECC: Yes
- Buffering: Unbuffered
- Rank: Dual Rank

Helpful notes:
- This memory module is compatible with select Apple Mac Pro models.
- The low voltage feature helps reduce power consumption and heat generation.
- ECC (Error-Correcting Code) helps detect and correct errors in data transmission for enhanced reliability.