QUESTION 1: If a CPU has 32 address lines for address bus and 64 bits' data buses. Answer the following questions: a) Show the design of fully associative L1 cache with 212 rows. b) Show the design of direct mapped cache with 216 row rows.
Q: QUESTION 1 A program runs on a processor of two levels of cache. We know the following: L1 cache…
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Q: Why SRAM is preferred over DRAM for constructing Cache Memory. Justify your answer by mentioning at…
A: The architecture diagram of SRAM is shown in the figure below.
Q: 2) An 8-way set associative cache memory can accommodate a total of 4K 64-bit blocks from main…
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Q: Suppose you are assigned a task to design a cache memory that will be helpful to improve the overall…
A: Optimal Page Replacement algorithm:- This algorithm replaces pages that will not be linked in the…
Q: what is the difference between cache and register
A: Here in this question we have asked the difference between cache and register .
Q: Design a cache with cache size of 128K bytes, block (line) size of 8 words, and word size of 4…
A: Introduction: Cache mapping is a mechanism for transferring data from the main memory. There are…
Q: Assume the miss rate of an instruction cache is 2% and the miss rate of the data cache is 4%. If a…
A: GIVEN: Instruction miss rate= 2% Data miss rate= 4% CPI without memory stalls =2 Miss penalty= 100…
Q: Assume the cache miss penalty is 100 clock cycles and all instructions normally take 1.0 clock…
A: The Answer is
Q: Assume we have a cache memory consisting of eight one-word blocks and the following sequence of…
A: I'm providing the answer of above question. I hope this will be helpful for you....
Q: We have a 8-lines of L1 data cache. Let us assume each line has 256 bits and memory addresses have…
A: note: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question…
Q: A certain processor uses a fully associative cache of size 16 kB. The cache block size is 16 bytes.…
A: The answer for the tag and index fields respectively in the addresses generated by the processor is
Q: Assume miss rate of an instruction cache is 2% and miss rate of data cache is 4%. If a pročessor…
A: Introduction : Given , Data and conditions , we have to calculate ,by how much faster a processor…
Q: 2. Suppose we have a 16KB direct-mapped data cache with 64-byte blocks. a) Show how a 32-bit memory…
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Q: Consider cache memory 90% hit ratio is required to be installed in a memory system to reduce the…
A: Given, Hit ratio = 90 % Then, Hit rate = 0.9 Miss rate = 1 - hit rate = 1 - 0.9 = 0.1 According to…
Q: State the differences among direct, associative and set associative mapping in terms of performance…
A: 1. Differences among direct, associative and set associative mapping in terms of performance and…
Q: Consider a computer with the following characteristics: total of 1Mbyte of main memory: word size of…
A: Given that- Maximum memory size = 1 MB. Word size = 1 Byte. Block size = 16 bytes Cache size = 64…
Q: For a system, RAM = 64KB, Block size = 4 bytes, Cache size = 128 bytes, 2-way Set Associative cache.…
A: Given: RAM = 64KB, Block size = 4 bytes, Cache size = 128 bytes
Q: Assume that a cache system has 12 bit of tag, 10 lines bit and 2 block offset bit. Determine the…
A: Solution:
Q: OSI There is a 256 byte, 4-way set associative cache where each cache block contains 16 bytes on a…
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Q: 1. Assume that L1 cache can be written with 16bytes every 4 processor cycle, the time to receive the…
A: Given that, The block size of L1 is 64 bytes. So here we have to wait for the entire 64 bytes to be…
Q: Question 2 ( Consider a 32-bit microprocessor that has an on-chip 16-kbytes four-way set-associative…
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Q: 3. Local, Global and Per-Instruction Miss Rates A benchmark that committed 254,750,980 instructions…
A: For a 1 st level cache, the local miss rate is same as the global miss rate. local miss rate %=…
Q: Consider a computer with the following characteristics: total of 4 Mbyte of main memory; word size…
A: GIVEN THAT Given that- Maximum memory size = 1 MB. Word size = 1 Byte. Block size = 16 bytes…
Q: Consider the main memory size of 128 kB, Cache size of 16 kB, Block size of 256 B with Byte…
A: Answer is in next step.
Q: A CPU has 32-bit address and an 8-way set associative 4MB cache with the cache block size of 64B, we…
A: Answer is given below-
Q: b) The average memory access time for a microprocessor with 1 level of cache L1 is 2.6 clock cycles.…
A: Explanation: Consider the expressiono for miss rate of L1 cache. Given that: Hit time = 1…
Q: Q9) Assume miss rate of an instruction cache is 2% and miss rate of data cache is 4%. If a processor…
A: Introduction :Given , miss rate of inst. cache = 2%miss rate of data cache = 4%CPI without memory…
Q: Function NSU-1 For a system, RAM-64KB, Block size-4 bytes, Cache sine- 128 bytes, Direct mapped…
A: RAM -64 KB Block size -4 byte Cache size 128 byte Hit ratio while using direct mapped cache: To…
Q: 27. Why are the tag bits of a memory address important in a cache memory system? A. The more tag…
A: The tags of all cache lines in the specified set are compared to the tag bits. A cache hit occurs…
Q: 1. An intel high performance processor is executing multiple processes simultaneously. The processor…
A: The hit ratio is calculated by divideing the number of cache hits with the sum of the number of…
Q: Suppose you have a two-way set associative cache memory that utilizes blocks of two words. While the…
A: Given: No.of words in a block= 2 Size of main memory = 218 x 16 bits Cache = 1024 words
Q: c- Design a simple 3-level cache organization schematic using the following relevant blocks. Label…
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Q: A memory system has a 32 KB byte-addressable main memory and a 1 KB cache where each block contains…
A: Here, we are going to discuss about different mapping techniques in cache memory topic. And we will…
Q: 3. Assume that we have a byte-addressed processor (i.e., addresses specify bytes) with 30- bit…
A: Given Data : Address bits size = 30 bits Cache size = 256KByte Processor = Byte addressable Cache…
Q: QUESTION 9 1. If a given memory address for a byte addressable machine is found in a cache that uses…
A: Cache Memory : It is a small size faster memory a type of RAM present near to processor which stored…
Q: Calculate the number of bits used for data and overhead for the following caches A. 64-block/line,…
A: Calculate the number of bits used for data and overhead for the following caches A. 64-block/line,…
Q: Subject: Computer Organization and Architecture (COA) Question: Suppose you are assigned a task to…
A: Page Replacement in Cache:- Optimal Page Replacement algorithm:-This algorithm replaces pages that…
Q: Consider a direct mapping cache of size 32KB with block size of 32 bytes. The CPU generates 32 bit…
A: According to the question In computing a physical deal with additionally real deal with, or binary…
Q: Design a direct mapped cache with 1 MB of data and 6-word block size and assume a 33-bit address.…
A: DIRECT MAPPED CACHE: In this method ,each main memory address maps to exactly one cache block.
Q: (b) Consider a set-associative cache which contains 64 lines, or slots, divided into four- line…
A: 3 (a) Difference between sequential access and direct access for files: Sequential access starts…
Q: Suppose that a cache is 20 times faster than main memory and cache memory can be used 80% of the…
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Q: Access time I nanosecond LI I-Cache 32 KΒ 328 L2 Cache 256 KB Main CPU memory 8 GB LI D-Cache 328 32…
A: a. In the given diagram, it consists of 4 levels, in which three level are memory. First level is I…
Q: Consider a computer with the following characteristics: total of 4 Mbyte of main memory; word size…
A: (a) F0010 = 1111 0000 0000 0001 0000 Word offset = 0000 = 0 Line = 0000 0000 0001 = 001 Tag = 1111…
Q: Assume miss rate of an instruction cache is 2% and miss rätê ôf data cac IS 4%, If a processor have…
A: Introduction:
Q: QUESTION 2 Suppose a computer using direct mapped cache is using 216 (64K) bytes of byte-addressable…
A: Here, we are given a direct mapped cache and main memory size with cache size and cache block size.…
Q: (ii) multi-level cache
A: Given:- Elaborate the benefits for each of the following cache designs. (ii) Multi-level cache
Q: When a system has multiple levels of cache memory, L2 always has more memory than L1. Why is this…
A: As per our guidelines we are supposed to answer only one question. Kindly repost other questions as…
Q: For a system, RAM - 64KB, Block size - 4 bytes, Cache size - 128 bytes, Direct mapped cache.…
A: Given:
Q: Please do a,b,c,d, and e Consider a machine with a byte addressable main memory of Bytes and block…
A: Answer in step2
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- Question 1 A memory cache using a 41-bits address with 9 bits for index and 10 bits for offset. How big is the data portion of the cache in bytes?Assume the miss rate of an instruction cache is 4% and the miss rate of the data cache is 5%. If a processor has a CPI of 3 without any memory stalls, and the miss penalty is 50 cycles for all misses, determine how much faster a processor would run with a perfect cache that never missed. Assume the frequency of all loads and stores is 44%.Consider a 32KB direct mapping cache with a 32-byte block size. The CPU generates addresses that are 32 bits long. Determine the number of bits needed for physical memory addressing, cache addressing, and tag bits.
- If we have to design a 4 - way set - associative cache of 8 MB size that could work for a main memory of size 4 GB , determine the following : 1. The total number of cache locations 2. The size of tag Consider the cache block size as 4 bytes . Note:- Here he want the number of cache locations And, the size of tag show all the steps.1. Assume that L1 cache can be written with 16 bytes every 4 processor cycle, the time to receive the first 16 byte block from the memory controller is 120 cycles, each additional 16 byte block from main memory requires 16 cycles and data can be bypassed directly into the read port of the L1 cache. How many cycles would it take to service an L1 cache miss.Consider a main memory with size 128 Mbytes with cache size 64 Kbytes and memory block is 4 bytes. Determine how to split the address (s-d, d, w) for set associative mapping. Assume each cache set is 2 lines of cache.
- Assume that we are having a computer with the following characteristics: 1MB of main memory; word size of 1 byte; block size of 16 bytes; and cache size of 64 KB. For the main memory addresses of FF010, the corresponding set number for a four-way set associative cache will be?Q1 Calculate the total number of lines of "direct mapping" cache, If a main memory is 1G words divided into 128 Blocks, and the number of words in a memory block is 32 words.Question 1 Consider a memory system that uses a 32-bit address at the byte level, plus a cache that uses a 64-byte line size. a)Assume a direct mapped cache with a tag field in the address of 20 bits. Show the address format and determine the following parameters: number of addressable units, number of blocks in main memory, number of lines in cache, size of tag b) Assume an associative cache. Show the address format and determine the following parameters: number of addressable units, number of blocks in main memory, number of lines in cache, size of tag. c) Assume a four-way set-associative cache with a tag field in the address of 9 bits. Show the address format and determine the following parameters: number of addressable units, number of blocks in main memory, number of lines in set, number of sets in cache, number of lines in cache, size of tag.
- Show work and type answer please. Suppose a computer using fully associate cache has 2G Bytes of main memory and a cache of 256 Blocks, where each cache Block has 8 Words, and the Word Size is 2 Bytes. a. How many blocks of main memory? b. What is the format of a memory address as seen by the cache? c. To which cache block will the memory reference 00001C4A in Hex?Subject: Computer Organization and Architecture (COA) Question:Suppose you are assigned a task to design a cache memory that will be helpful to improve the overall processor performance. How you will handle the following issues of page replacement in the cache, cache hit case, cache miss case and change of data by the user in the cache memory in designing the cache memory...For a computer with 56-bit physical addresses and a 8-way set associative cache of 64 KB where each cache line has the capacity of holding 32 words. Assume the word size is 3 and the architecture is byte-addressable. Answer the questions below: a.How many bits are needed for tag, index, word offset, and byte offs. Show your derivations and assumptions. b.What are the start and end physical addresses, in hex as discussed in class, for cache line 300? Cache line count starts from 0. c.What is the total size, in KB, of this cache? d.What is the tag value, in hex, of address 0xABCDEF98765432?