Consider a two-tier memory system consisting of cache (SRAM) and main memory (DRAM). The cache access time is 1 nsec and the main memory access time is 50 nsecs. (1 nsec = 1 ́ 10-9 secs).

Q: Compute Average Memory Access Time (AMAT) for a system that consists of a 2- level cache design.…

A: Given:   L1 cache access time = 1 cycle L2 cache access time = 5 cycle memory access time = 20 cycle…

Q: Consider that we have a direct-mapped cache that uses 64-bit addresses. If each word/ block is 128…

A: We were given, that we have a direct-mapped cache that uses 64-bit addresses.Let's find out the…

Q: B- 1. A computer has L1 and L2 caches and main memory. Access to the L1 cache takes 10 nanoseconds…

A: Here in this question we have given L1 cache acces time = 10ns L2 cache access time = 50 ns. Main…

Q: Consider the following situation: we have a byte-addressable computer with 2-way set associative…

A: In a computer with byte-addressable memory, each memory address is composed of two parts: the tag…

Q: Assume the miss rate of an instruction cache is 4% and the miss rate of the data cache is 5%. If a…

A: Given the following facts, calculate how much faster a processor would run with a perfect cache that…

Q: Consider a two-level memory system (i.e., cache and main memory). Assume the cache access time is 3…

A: The answer is

Q: The diagram below shows a 20‐bit virtual address. Identify the bits of the virtual address that…

A: In virtual memory system, it employs paging and a Translation Lookaside Buffer (TLB) to store recent…

Q: A two way set associative cache can host 32 KB (Kilobyte) of memory data with 16-word block. The…

A: Given that, Cache size= 32 KB Block size= 16 W Number of bits in memory system= 32 In two way set…

Q: Assume a byte-addressable computer uses 2-way set associative mapping to provide access to 32 cache…

A: The Structure of Virtual Memory : Caches and random access memory make up the majority of the…

Q: If memory read cycle takes 100 ns and a cache read cycle takes 20 ns, then for four continuous…

A: Memory Read cycle : 100nsCache Read cycle : 20ns Four continuous reference is done - one reference…

Q: Suppose you have a processor with a base CPI 1.0, assuming all references hit in the primary cache…

A: a) What is the effective CPI?b) What will be the effective CPI if we add a new cache (L3) that has…

Q: Assume you have a 8-way set associative cache having 16K lines each having capacity of 8 Bytes. A…

A: A.  Block size = 8 bytes So # of data bytes brought= size of block = 8

Q: uppose a 1 MiB L1 cache has an access time of 1 clock cycle, the 16 MiB L2 has an access time of 4…

A: Dear Student, AMAT does not depend on the size of cache, size of DRAM, the answer to your question…

Q: On the Motorola 68020 microprocessor, a cache access takes two clock cycles. Data access from main…

A: The Motorola 68020 is the 32 bit micro processor compatible with the earlier members  of the 680x0…

Q: Consider a hypothetical memory access time: 1 memory bus clock cycle to send an address

A: Answer:   The bandwidth attainable from parallelizing the DRAM initialization time would be 8 words…

Q: For (a) (c): Consider a virtual memory system that can address a total of 32 GiB. There is only 512…

A: The question is to answer queries related to operating system.