Before revision:  Notably, we find that (1) newer DRAM technologies such as DDR4 and HMC often do not outperform older technologies such as DDR3, due to higher access latencies and, in the case of HMC, poor exploitation of locality;
After revision:  Notably, we find that (1) newer DRAM types such as DDR4 and HMC often do not outperform older technologies such as DDR3, due to higher access latencies and, in the case of HMC, poor exploitation of locality;