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:
| Model | Processor | Memory | Storage | Graphics | VRAM | Display resolution | MSRP |
| --- | --- | --- | --- | --- | --- | --- | --- |
| MacBook Air 1.7GHz 11 in | 1.7GHz (Dual Core) Core i5 | 4 GB 1600 MHZ | 64-512 GB SSD | Intel HD Graphics 4000 | 256 MB Shared | 1366 × 768 | $999/ €999/ £814 / ₹67900 |
| MacBook Air 1.8GHz 13 in | 1.8GHz Core i5 | 4 GB 1600 MHZ | 128-512 GB SSD | Intel HD Graphics 4000 | 384 MB Shared | 1440 × 900 | $1199/ €867/ £1054 / ₹81900 |
| MacBook Pro 2.5GHz 13 in | 2.5GHz Core i5 | 4 GB 1600 MHZ | 500 GB HDD | Intel HD Graphics 4000 | 384 MB Shared | 1280 × 800 | $1199 / €1199 / £999 / ₹81900 |
| MacBook Pro 2.9GHz 13 in | 2.9GHz Core i7 | 8 GB 1600 MHZ | 750 GB HDD | Intel HD Graphics 4000 | 384 MB Shared | 1280 × 800 | $1499 / €1499 / £1249 / ₹99900 |
| MacBook Pro 2.5GHz 13 in | 2.5GHz Core i5 | 8 GB 1600 MHZ | 128 GB SSD | Intel HD Graphics 4000 | 384 MB Shared | 2560 × 1600 | $1499 / €1499 / £1249 |
| MacBook Pro 2.6GHz 13 in | 2.6GHz Core i5 | 8 GB 1600 MHZ | 256 GB SSD | Intel HD Graphics 4000 | 384 MB Shared | 2560 × 1600 | $1699 / €1699 / £1449 |
| MacBook Pro 2.3GHz 15 in | 2.3GHz (Quad Core) Core i7 | 4 GB 1600 MHZ | 500 GB HDD | Intel HD Graphics 4000 and NVIDIA GeForce GT 650M | 512MB | 1440 × 900 | $1799 / €1799 / £1499 / ₹122900 |
| MacBook Pro 2.4GHz 15 in | 2.4GHz (Quad Core) Core i7 | 8 GB 1600 MHZ | 256 GB SSD | Intel HD Graphics 4000 and NVIDIA GeForce GT 650M | 1GB | 2880 × 1800 (Retina Display) | $2199 / €2199 / £1799 / ₹152900 |
| MacBook Pro 2.7GHz 15 in | 2.7GHz (Quad Core) Core i7 | 8 GB 1600 MHZ | 512-768 GB SSD | Intel HD Graphics and NVIDIA GeForce GT 650M | 1GB | 2880 × 1800 (Retina Display) | $2799 / €2799 / £2299 / ₹192900 |
Question:
Which graphics spec has a VRAM spec of 512MB?
Answer:
Intel HD Graphics 4000 and NVIDIA GeForce GT 650M