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

Test Setup And Benchmarks

System Hardware
(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.