Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Processor | Brand name | Model (list) | Cores | L2 Cache | Socket | TDP |
| --- | --- | --- | --- | --- | --- | --- |
| Allendale | Xeon | 3xxx | 2.0 | 2 MB | LGA 775 | 65 W |
| Conroe | Xeon | 3xxx | 2.0 | 2-4 MB | LGA 775 | 65 W |
| Conroe and Allendale | Core 2 Duo | E4xxx | 2.0 | 2 MB | LGA 775 | 65 W |
| Conroe and Allendale | Core 2 Duo | E6xx0 | 2.0 | 2-4 MB | LGA 775 | 65 W |
| Conroe-CL | Core 2 Duo | E6xx5 | 2.0 | 2-4 MB | LGA 771 | 65 W |
| Conroe-XE | Core 2 Extreme | X6xxx | 2.0 | 4 MB | LGA 775 | 75 W |
| Allendale | Pentium Dual-Core | E2xxx | 2.0 | 1 MB | LGA 775 | 65 W |
| Allendale | Celeron | E1xxx | 2.0 | 512 KB | LGA 775 | 65 W |
| Conroe-L | Celeron | 4x0 | 1.0 | 512 KB | LGA 775 | 35 W |
Question:
What is the brand name associated with a model name e4xxx?
Answer:
Core 2 Duo