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Static RAM or SRAM
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∙ 13y ago
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What is the cache memory used for?
Cache is a high speed buffer memory for storing automatically small areas of frequently used memory, so that the machine does not have to wait for the full memory access time every time it needs to access the data in those areas.Most computers have separate but similar cache memories for data and instructions. This allows the same access time advantages for both, but as data and instructions are usually in different places in memory eliminates any conflicts in usage.Some computers have multiple levels of different speed cache with different sizes. These are typically referred to as L1 cache, L2 cache, L3 cache, etc. with L1 being the fastest, most expensive, smallest size cache closest to the processor; the others are successively closer to the main memory.
Which computer memories has the shortest access time?
Usually the register set memory. The L1 cache may be as fast.
What was the first Intel CPU to contain an external cache?
The first Intel CPU to feature external cache was the Intel Pentium Pro. External cache is also referred to as L2 cache, while internal cache is called L1 cache.
What are the meaning of U V W in Electrical?
Connection to these letters are U - L1, V - L2 and W - L
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Can you name the two cache memory?
l1 cache l2 cache
What cache typically has the most memory?
Caches are generally defined as L1, L2, and L3. If a CPU has any cache memory at all, it will have at least L1 cache. L1 cache is the fastest, and most expensive, type of cache memory. Usually CPUs will only have a very small amount of L1. L2 is typically larger, less expensive, and slower than L1. L3 is less expensive, larger, and slower than L1 or L2, if present. All three levels of cache memory are magnitudes faster than system memory. Systems withequivalenthardware, including CPUs will identical speeds, will perform better at certain tasks when more cache memory is present, with L1 cache adding the most performance boost.
What memory locations are the fastest in terms of access solid state drives cpu registers main memory l1 cache?
Cache
What is the cache memory of core 2 duo?
It has 64 KB of L1 cache per core and 4 MB of L2 cache.
What is the difference between the three cache memory?
This question should be more specific so that someone can more easily and accurately assist you. However, i will attempt to answer your question assuming that your are asking about the L1, L2, and L3 cache memory types. L1, L2 and L3 (or level 1, level 2 and level 3) are different memories seperate from the processor, but it is the memory more easiest and quickly accessible by the processor, or cpu. These memories are used by the processor to store common instructions, images..etc. so that it can easly and quickly access it whenever required to. First the processor checks the L1 cache memory (usually the level with the lowest amount of memory), if it doesn't find what it needs there then it searches through the L2 and then L3. If what the processor needs isn't in the cache memory, then it will check the HDD and RAM.
What is the type of cache built directly in the processor chip?
advanced transfer cache
What is L1 cache?
Fast access memory which is inside the actual CPU chip.
What is the size of L1 and L2 cache?
Usually the size of the L2 cache will be larger than the L1 cache so that if data hit in L 1 cache occurs, it can look for it in L 2 cache.. If data is not in both of the caches, then it goes to the main memory...
Which type of CPU cache has the highest latency?
The Level 3 (L3) cache has the highest latency. The CPU cache is memory that is used to decrease the time that it takes the CPU to access data. Because the data is cached, it can be accessed more quickly. The CPU cache is often found directly on the CPU or built into the CPU. The L3 cache is usually larger than the L1 and L2 cache, but it is searched last. The CPU searches for data in the following order: L1 cache, L2 cache, L3 cache, RAM.
What is the job of the Ram chip?
L1 Cache - Store copies of very very frequently needed L2 Cache contents (Usually divided into separate Instruction L1 Cache and Data L1 Cache), faster memory than L2 CacheL2 Cache - Store copies of very frequently needed L3 Cache contents, faster memory than L3 CacheL3 Cache - Store copies of frequently needed RAM contents, faster memory than RAMRAM - Store instructions and data of active programs, much faster memory than DiskVirtual Memory - Operating System managed software mechanism for "expanding" RAM beyond what physically exists by dynamically swapping pages of RAM back and forth between a reserved area or file on Disk, as neededDisk - Store instructions and data of inactive programs (and Virtual Memory contents)The memories of L1 Cache through RAM are all based on various RAM technologies, with L1 being most expensive per bit and RAM least expensive per bit, but only a little L1 is used and lots of RAM is used.
What is difference between l1 cash and l2 cash in computers?
Answering L1 and L2 are levels of cache memory in a computer. If the computer processor can find the data it needs for its next operation in cache memory, it will save time compared to having to get it from random access memory. L1 is "level-1" cache memory, usually built onto the microprocessor chip itself. For example, the Intel MMX microprocessor comes with 32 thousand bytes of L1. L2 (that is, level-2) cache memory is on a separate chip (possibly on an expansion card) that can be accessed more quickly than the larger "main" memory. A popular L2 cache memory size is 1,024 kilobytes (one megabyte).
What type of memory is fastest and used for the CPU cache?
SRAM or Static RAM is the fastest, and most expensive type of RAM available in computers. it is used in the L1, L2, L3, and L4 cache on your processor and chip-set (or however many L-caches your system has). it is the fastest type of RAM because it does not have to be refreshed as frequently as DRAM.
