MacBook Pro/2.0GHz速度計測

iBook G3/800の速度計測と比較するために、MacBook Proの速度も計測してみました。iBook G3/800 (32VRAM)が13.51点だったのに対してMacBook Proは54.63点。CPUだけでみると18.65→71.09ですが、バス幅の拡張が効いているのでしょうか、メモリは10倍以上の高速化。個々のベンチマークではかなりの高得点なのに、総合点はけっこう低い値なのはなぜなんでしょう。

Results	54.63	
	System Info		
		Xbench Version		1.2
		System Version		10.4.5 (8G1453)
		Physical RAM		1024 MB
		Model		MacBookPro1,1
		Drive Type		TOSHIBA MK1234GSX
	CPU Test	71.09	
		GCD Loop	238.28	12.56 Mops/sec
		Floating Point Basic	80.91	1.92 Gflop/sec
		vecLib FFT	40.50	1.34 Gflop/sec
		Floating Point Library	66.58	11.59 Mops/sec
	Thread Test	193.39	
		Computation	179.24	3.63 Mops/sec, 4 threads
		Lock Contention	209.98	9.03 Mlocks/sec, 4 threads
	Memory Test	101.12	
		System	112.48	
			Allocate	114.56	420.72 Kalloc/sec
			Fill	109.63	5330.70 MB/sec
			Copy	113.35	2341.28 MB/sec
		Stream	91.84	
			Copy	78.71	1625.70 MB/sec
			Scale	76.24	1575.20 MB/sec
			Add	113.51	2418.02 MB/sec
			Triad	112.07	2397.49 MB/sec
	Quartz Graphics Test	50.45	
		Line	51.41	3.42 Klines/sec [50% alpha]
		Rectangle	48.51	14.48 Krects/sec [50% alpha]
		Circle	49.56	4.04 Kcircles/sec [50% alpha]
		Bezier	78.65	1.98 Kbeziers/sec [50% alpha]
		Text	38.23	2.39 Kchars/sec
	OpenGL Graphics Test	139.90	
		Spinning Squares	139.90	177.47 frames/sec
	User Interface Test	25.81	
		Elements	25.81	118.46 refresh/sec
	Disk Test	30.03	
		Sequential	33.76	
			Uncached Write	62.57	38.42 MB/sec [4K blocks]
			Uncached Write	49.98	28.28 MB/sec [256K blocks]
			Uncached Read	22.18	6.49 MB/sec [4K blocks]
			Uncached Read	26.73	13.43 MB/sec [256K blocks]
		Random	27.04	
			Uncached Write	10.13	1.07 MB/sec [4K blocks]
			Uncached Write	57.03	18.26 MB/sec [256K blocks]
			Uncached Read	57.92	0.41 MB/sec [4K blocks]
			Uncached Read	69.42	12.88 MB/sec [256K blocks]