Ciao a tutti,
a titolo divulgativo posto i risultati dei TEST prestazinali col disco originale Hitachi e quello WesternDigital WD2500BEVS montato in seguito:


HITACHI 160Gb HTB-HTS543232L9SA0 PN:0A57323 (HD originale) - Consumo: 700mA
codice:
Results	36.06	
	System Info		
		Xbench Version		1.3
		System Version		10.5.6 (9G55)
		Physical RAM		2048 MB
		Model		MacBook5,1
		Drive Type		Hitachi HTS543216L9SA02
	Disk Test	36.06	
		Sequential	83.42	Score	Detail
			Uncached Write	102.89	63.17 MB/sec [4K blocks]
			Uncached Write	100.98	57.13 MB/sec [256K blocks]
			Uncached Read	50.52	14.78 MB/sec [4K blocks]
			Uncached Read	117.22	58.91 MB/sec [256K blocks]
		Random	23.00	
			Uncached Write	7.46	0.79 MB/sec [4K blocks]
			Uncached Write	71.85	23.00 MB/sec [256K blocks]
			Uncached Read	61.85	0.44 MB/sec [4K blocks]
			Uncached Read	103.55	19.21 MB/sec [256K blocks]
WesternDigital 250GB 8Mb Sata-150 WD2500BEVS - Consumo: 550mA Classe B
codice:
Results	55.48	
	System Info		
		Xbench Version		1.3
		System Version		10.5.6 (9G55)
		Physical RAM		2048 MB
		Model		MacBook5,1
		Drive Type		WDC WD2500BEVS-00UST0
	Disk Test	55.48	
		Sequential	64.58	Score	Detail
			Uncached Write	75.23	46.19 MB/sec [4K blocks]
			Uncached Write	92.43	52.30 MB/sec [256K blocks]
			Uncached Read	34.89	10.21 MB/sec [4K blocks]
			Uncached Read	109.11	54.84 MB/sec [256K blocks]
		Random	48.62	
			Uncached Write	19.89	2.11 MB/sec [4K blocks]
			Uncached Write	115.06	36.84 MB/sec [256K blocks]
			Uncached Read	68.97	0.49 MB/sec [4K blocks]
			Uncached Read	113.72	21.10 MB/sec [256K blocks]