Przyznam szczerze, że przyspieszenie po wymianie dysku na WD Caviar Black mocno mnie zdziwiło, dlatego wrzucam wynik benchmarku.

Kod:

Results	180.13	
	System Info		
		Xbench Version		1.3
		System Version		10.6.1 (10B504)
		Physical RAM		2048 MB
		Model		iMac8,1
		Drive Type		WDC WD1001FALS-00J7B1
	CPU Test	198.26	
		GCD Loop	326.03	17.19 Mops/sec
		Floating Point Basic	157.84	3.75 Gflop/sec
		vecLib FFT	132.00	4.35 Gflop/sec
		Floating Point Library	312.73	54.46 Mops/sec
	Thread Test	387.70	
		Computation	503.90	10.21 Mops/sec, 4 threads
		Lock Contention	315.05	13.55 Mlocks/sec, 4 threads
	Memory Test	210.37	
		System	240.05	
			Allocate	371.96	1.37 Malloc/sec
			Fill	190.61	9267.89 MB/sec
			Copy	219.17	4526.95 MB/sec
		Stream	187.22	
			Copy	178.69	3690.85 MB/sec
			Scale	176.29	3642.07 MB/sec
			Add	198.02	4218.30 MB/sec
			Triad	198.16	4239.17 MB/sec
	Quartz Graphics Test	223.73	
		Line	190.07	12.65 Klines/sec [50% alpha]
		Rectangle	252.18	75.29 Krects/sec [50% alpha]
		Circle	215.84	17.59 Kcircles/sec [50% alpha]
		Bezier	231.43	5.84 Kbeziers/sec [50% alpha]
		Text	239.94	15.01 Kchars/sec
	OpenGL Graphics Test	116.88	
		Spinning Squares	116.88	148.27 frames/sec
	User Interface Test	329.01	
		Elements	329.01	1.51 Krefresh/sec
	Disk Test	95.97	
		Sequential	144.97	
			Uncached Write	177.95	109.26 MB/sec [4K blocks]
			Uncached Write	173.62	98.23 MB/sec [256K blocks]
			Uncached Read	88.32	25.85 MB/sec [4K blocks]
			Uncached Read	204.52	102.79 MB/sec [256K blocks]
		Random	71.73	
			Uncached Write	25.81	2.73 MB/sec [4K blocks]
			Uncached Write	324.27	103.81 MB/sec [256K blocks]
			Uncached Read	115.36	0.82 MB/sec [4K blocks]
			Uncached Read	189.77	35.21 MB/sec [256K blocks]