The Intel Celeron B840 is just another dual-core processor intended for budget PCs. This dual-core processor is based on Sandy Bridge architecture and uses 32 nanometer manufacturing technology. Some of special features of this dual-core processor include Thermal Monitoring, Idle States, Enhanced SpeedStep, Execute Disable Bit and much more. This Intel Celeron B840 dual-core processor has a clock speed of 1.9GHz. It does not support Hyper-Threading nor Turbo Boost technology.
Additionally, this Intel Celeron B840 dual-core processor has a L3 cache of MB, L2 cache of 512kB and L1 cache of 128kB. This Celeron B840 is equipped with an integrated GPU dubbed Intel HD Graphics that runs at the clock rate of 650-1050MHz. Some power saving features of this processor may be disabled which causes the battery life to be shorter compared to the Core i-series processors. It has a Thermal Design Power (TDP) of 35 watts which makes this processor suited for laptop PCs with sizes ranging from 14 inches and above.
Also, this Intel Celeron B840 dual-core processor has a PassMark score of 1713 which makes it more powerful than Intel Pentium B820 with a score of 1441; AMD A6-4400M with a rating of 1579; AMD E2-1800 which has a rating of 812; AMD E1-1200 with a rating of 725 and Intel Pentium 987 with a score of 1199. But this Celeron B840 is less powerful compared to Intel Pentium B980 with a rating of 2301; AMD A8-4500M with a score of 2662; Intel Core i3-3110M with a rating of 2909; and Core i5-3317U with a PassMark score of 3127. For more comparison, visit this page.