AWS r4.16xlarge - Intel Xeon E5-2686 v4, 2.30 GHz 488GB - Parallel Memory Bandwidth Measurement Results

CPU: Xen / Intel Xeon E5-2686 v4, 2.30 GHz (cpu-world) 64 vCPUs, 64 bit, SSE4 instructions

Memory: 32 KiB L1 D/I cache 256 KiB L2 cache 45 MiB L3 shared cache 488 GiB RAM

Dates: CPU released 2016-11, tested 2017-08-24 gnuplot PDF or raw stats

Charts

Sequential: BandwidthLatencyLatency excluding Permutation

Parallel: ScanWrite256PtrSimpleLoopScanWrite256PtrUnrollLoopScanRead256PtrSimpleLoopScanRead256PtrUnrollLoopScanWrite128PtrSimpleLoopScanWrite128PtrUnrollLoopScanRead128PtrSimpleLoopScanRead128PtrUnrollLoopScanWrite64PtrSimpleLoopScanWrite64PtrUnrollLoopScanRead64PtrSimpleLoopScanRead64PtrUnrollLoopScanWrite64IndexSimpleLoopScanWrite64IndexUnrollLoopScanRead64IndexSimpleLoopScanRead64IndexUnrollLoopScanWrite32PtrSimpleLoopScanWrite32PtrUnrollLoopScanRead32PtrSimpleLoopScanRead32PtrUnrollLoopPermRead64SimpleLoopPermRead64UnrollLoop BandwidthAccess TimeSpeedup