AES-NI Performance Analyzed; Limited To 32nm Core i5 CPUs

Test Setup And Benchmarks

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System Hardware
Motherboard (LGA 1156)MSI H55M-ED55 (Rev. 1.0) Chipset: H55 BIOS: 1.11 (01/04/2010)
CPU IntelIntel Core i5-661 (32nm, 3.33 GHz, 2 x 256KB L2 and 4MB L3 Cache, TDP 87W)
RAM DDR3 (dual)2 x 2GB DDR3-1600 (Corsair CMD4GX3M2A1600C8)
Hard DriveSolidata K5 SLC Flash SSD SATA/300, 64MB Cache
GraphicsZotac GeForce GTX 260² GPU: GeForce GTX 260 (576 MHz), Graphics RAM: 896MB DDR3 (1,998 MHz), Stream Processors: 216, Shader Clock: 1242 MHz
Power SupplyPC Power & Cooling, Silencer 750EPS12V 750W
System Software & Drivers
Operating SystemWindows 7 Ultimate X64 Updated 2010-01-11
Drivers and Settings
Intel Chipset DriversChipset Installation Utility Ver.
Nvidia Graphics DriversVersion 8.16
Application Benchmarks and Settings
7-zipVersion 9.1 beta 1. Syntax "a -r -ptest -t7z -m0=LZMA2 -mx1 -mmt=8" 2. Syntax "a -r -ptest -t7z -m0=LZMA2 -mx9 -mmt=8" 3. Integrated Benchmark Benchmark: THG-Workload
BitLockerWindows 7 integrated Encrypt RAM-Drive (330MB) Benchmark: THG-Workload
WinZip 14Version 14.0 Pro (8652) WinZip Commandline Version 3 1. Syntax "-stest -ycAES256 -a -el -p -r" 2. Syntax "-stest -ycAES256 -a -e0 -p -r" Benchmark: THG-Workload
Synthetic Benchmarks and Settings
EverestVersion: 5.3 Zlib and AES Benchmark
PCMark VantageVersion: 1.00 Communications Suite
SiSoftware Sandra 2009Version: 2010 .1.16.10 Processor Arithmetic, Cryptography, Memory Bandwith

The competition for this review: Intel’s LGA 1156-compatible Core i7-870 quad-core.