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View Full Version : 13.3" MBA vs 27" iMac




ugp
Jan 17, 2011, 10:13 PM
Running xBench, The full suite of tests and here are the results.

Thought you guys would like to see a comparison on results.

Want anything else tested on the MBA, let me know here and I will try to get it done quickly.

MacBook Air 1.86GHz CPU
Results 161.86
System Info
Xbench Version 1.3
System Version 10.6.6 (10J567)
Physical RAM 2048 MB
Model MacBookAir3,2
Drive Type APPLE SSD TS128C
CPU Test 132.15
GCD Loop 218.35 11.51 Mops/sec
Floating Point Basic 106.30 2.53 Gflop/sec
vecLib FFT 87.87 2.90 Gflop/sec
Floating Point Library 204.09 35.54 Mops/sec
Thread Test 188.11
Computation 263.42 5.34 Mops/sec, 4 threads
Lock Contention 146.29 6.29 Mlocks/sec, 4 threads
Memory Test 179.65
System 196.75
Allocate 244.69 898.58 Kalloc/sec
Fill 161.10 7833.08 MB/sec
Copy 201.87 4169.62 MB/sec
Stream 165.29
Copy 156.89 3240.49 MB/sec
Scale 154.61 3194.22 MB/sec
Add 177.37 3778.37 MB/sec
Triad 174.82 3739.84 MB/sec
Quartz Graphics Test 142.26
Line 126.09 8.39 Klines/sec [50% alpha]
Rectangle 162.12 48.40 Krects/sec [50% alpha]
Circle 131.73 10.74 Kcircles/sec [50% alpha]
Bezier 146.11 3.69 Kbeziers/sec [50% alpha]
Text 151.25 9.46 Kchars/sec
OpenGL Graphics Test 120.71
Spinning Squares 120.71 153.13 frames/sec
User Interface Test 184.89
Elements 184.89 848.57 refresh/sec
Disk Test 245.34
Sequential 160.60
Uncached Write 246.83 151.55 MB/sec [4K blocks]
Uncached Write 284.56 161.00 MB/sec [256K blocks]
Uncached Read 68.64 20.09 MB/sec [4K blocks]
Uncached Read 360.80 181.33 MB/sec [256K blocks]
Random 519.38
Uncached Write 282.22 29.88 MB/sec [4K blocks]
Uncached Write 519.59 166.34 MB/sec [256K blocks]
Uncached Read 1542.80 10.93 MB/sec [4K blocks]
Uncached Read 630.79 117.05 MB/sec [256K blocks]


27" iMac 3.06GHz

Results 256.74
System Info
Xbench Version 1.3
System Version 10.6.6 (10J567)
Physical RAM 8192 MB
Model iMac10,1
Drive Type ST31000528ASQ
CPU Test 215.03
GCD Loop 358.52 18.90 Mops/sec
Floating Point Basic 171.86 4.08 Gflop/sec
vecLib FFT 142.68 4.71 Gflop/sec
Floating Point Library 334.97 58.33 Mops/sec
Thread Test 436.62
Computation 607.67 12.31 Mops/sec, 4 threads
Lock Contention 340.71 14.66 Mlocks/sec, 4 threads
Memory Test 210.78
System 257.42
Allocate 507.30 1.86 Malloc/sec
Fill 196.02 9531.11 MB/sec
Copy 218.26 4508.14 MB/sec
Stream 178.45
Copy 170.61 3523.79 MB/sec
Scale 169.43 3500.36 MB/sec
Add 187.92 4002.99 MB/sec
Triad 187.64 4014.01 MB/sec
Quartz Graphics Test 248.64
Line 211.39 14.07 Klines/sec [50% alpha]
Rectangle 285.37 85.20 Krects/sec [50% alpha]
Circle 243.15 19.82 Kcircles/sec [50% alpha]
Bezier 250.83 6.33 Kbeziers/sec [50% alpha]
Text 264.91 16.57 Kchars/sec
OpenGL Graphics Test 271.54
Spinning Squares 271.54 344.46 frames/sec
User Interface Test 393.08
Elements 393.08 1.80 Krefresh/sec
Disk Test 72.34
Sequential 191.07
Uncached Write 216.77 133.10 MB/sec [4K blocks]
Uncached Write 220.84 124.95 MB/sec [256K blocks]
Uncached Read 126.88 37.13 MB/sec [4K blocks]
Uncached Read 255.62 128.47 MB/sec [256K blocks]
Random 44.61
Uncached Write 13.69 1.45 MB/sec [4K blocks]
Uncached Write 331.74 106.20 MB/sec [256K blocks]
Uncached Read 116.17 0.82 MB/sec [4K blocks]
Uncached Read 199.84 37.08 MB/sec [256K blocks]