Yes @stan10 you can upgrade you laptop to i7 4702MQ, description here : https://ark.intel.com/content/www/us/en/ark/products/75119/intel-core-i7-4702mq-processor-6m-cache-up-to-3-20-ghz.html
but I won't recommend it because it's not worth it, If were you, I would go for a new laptop instead...