near pointer

near pointer

In an x86 segmented address, a memory address within a single segment (the offset). Contrast with far pointer.
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CPUs All except NS486 80386, 80486, Pentium, NS486 80386, 80486, Pentium, NS486 Addressibility 1MB (20 bit) 4GB (32 bit) 4GB physical, 16TB virtual Registers 16 bit 32 bit 16 or 32 bit Segmentation Yes No Yes Max Segment Size 64KB N/A 4GB Far Pointer Size 32 bits (16 N/A 48 bits (16 segment, 16 selector, 32 offset) offset) Near Pointer Size 16 bits 32 bits (offset 16 or 32 bits only) Interrupt Vectors IVT IDT IDT Memory Protection No No Yes Virtual Memory No No Yes