All Intel CPU use inclusive cache architecture, but AMD, DEC Alpha AXP CPU, IBM Power CPU using exclusive multilevel cache. Then 3072 Mb summary cache size for Intel CPU is normal answer for any information software fo Intel Core 2 Duo E6x00/E7x00 CPU, but for Intel E8x00 CPU summary cache size is 6 Mb. Level 1 cache (32 Kb data + 32 Kb instructions) use only ALU and executive CPU block's.