System Board1-191.7 Video Memory UpgradeLarger video memory allows you to display higher resolutions andmore colors. The system board comes with a 1-MB video memoryonboard upgradable to 2 MB.1.8 Second-level Cache ConfigurationThe system board supports 256-KB or 512-KB pipeline burst second-level cache. Table 1-8 shows the second-level cache configurations.Note that the cache is mounted onboard and not user-upgradable.Table 1-8 Second-level Cache ConfigurationsCache Size Data SRAM Type Tag SRAM Type256 KB onboard 7 ns 32K * 32 x 2 15 ns 32K * 32 x 1512 KB onboard 7 ns 32K * 32 x 2 15 ns * 8K 15 ns x 1