When upgraded to 4 GB of onboard RAM, the minimum VRAM increased to 384 MB. Actual usage varied with graphics load, resulting in slightly less RAM available for system use. Though reported as a 256 MB graphics system, this was actually a minimum. The MacBook Air's graphics chipset used a portion of main memory as VRAM. Level 2 Cache: 256 kB per-core (512 kB total)Īudio Out: stereo 24 bit mini, HDMI via Thunderboltĭimensions: 0.11-0.68" H x 11.8" W x 7.56" D Level 1 Cache: 32 kB data, 32 kB instruction CPU: Intel Core i5 Mobile ("Sandy Bridge")
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