Section Description Score Geekbench Score
Geekbench 2.2.0 for Mac OS X x86 (32-bit)
Integer Processor integer performance 1269 1856
Floating Point Processor floating point performance 2301
Memory Memory performance 1896
Stream Memory bandwidth performance 2282

Result Information

Upload Date Wed, 02 Nov 2011 13:02:41 +0000
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System Information

MacBook Air (13-inch Mid 2011)
Operating System Mac OS X 10.7.2 (Build 11C74)
Model MacBook Air (13-inch Mid 2011)
Processor Intel Core i5-2557M @ 1.70 GHz
1 Processor, 2 Cores, 4 Threads
Processor ID GenuineIntel Family 6 Model 42 Stepping 7
L1 Instruction Cache 32 KB x 2
L1 Data Cache 32 KB x 2
L2 Cache 256 KB x 2
L3 Cache 3072 KB
Motherboard Apple Inc. Mac-742912EFDBEE19B3 MacBookAir4,2
BIOS Apple Inc. MBA41.88Z.0077.B0E.1110141154
Memory 4.00 GB 1333 MHz DDR3

Integer Performance

Integer 1269
Blowfish
single-core scalar
516
22.7 MB/sec
 
Blowfish
multi-core scalar
1756
72.0 MB/sec
 
Text Compress
single-core scalar
677
2.17 MB/sec
 
Text Compress
multi-core scalar
1791
5.88 MB/sec
 
Text Decompress
single-core scalar
737
3.03 MB/sec
 
Text Decompress
multi-core scalar
2002
7.98 MB/sec
 
Image Compress
single-core scalar
572
4.73 Mpixels/sec
 
Image Compress
multi-core scalar
1557
13.1 Mpixels/sec
 
Image Decompress
single-core scalar
579
9.73 Mpixels/sec
 
Image Decompress
multi-core scalar
1375
22.4 Mpixels/sec
 
Lua
single-core scalar
1095
422 Knodes/sec
 
Lua
multi-core scalar
2581
993 Knodes/sec
 

Floating Point Performance

Floating Point 2301
Mandelbrot
single-core scalar
676
450 Mflops
 
Mandelbrot
multi-core scalar
2402
1.57 Gflops
 
Dot Product
single-core scalar
1082
523 Mflops
 
Dot Product
multi-core scalar
3072
1.40 Gflops
 
Dot Product
single-core vector
1330
1.59 Gflops
 
Dot Product
multi-core vector
3589
3.73 Gflops
 
LU Decomposition
single-core scalar
325
290 Mflops
 
LU Decomposition
multi-core scalar
702
616 Mflops
 
Primality Test
single-core scalar
1604
240 Mflops
 
Primality Test
multi-core scalar
3145
584 Mflops
 
Sharpen Image
single-core scalar
1499
3.50 Mpixels/sec
 
Sharpen Image
multi-core scalar
4741
10.9 Mpixels/sec
 
Blur Image
single-core scalar
1803
1.43 Mpixels/sec
 
Blur Image
multi-core scalar
6247
4.91 Mpixels/sec
 

Memory Performance

Memory 1896
Read Sequential
single-core scalar
1856
2.27 GB/sec
 
Write Sequential
single-core scalar
2536
1.73 GB/sec
 
Stdlib Allocate
single-core scalar
958
3.58 Mallocs/sec
 
Stdlib Write
single-core scalar
1845
3.82 GB/sec
 
Stdlib Copy
single-core scalar
2288
2.36 GB/sec
 

Stream Performance

Stream 2282
Stream Copy
single-core scalar
1942
2.66 GB/sec
 
Stream Copy
single-core vector
3526
4.57 GB/sec
 
Stream Scale
single-core scalar
2043
2.65 GB/sec
 
Stream Scale
single-core vector
3414
4.61 GB/sec
 
Stream Add
single-core scalar
618
956 MB/sec
 
Stream Add
single-core vector
3456
4.81 GB/sec
 
Stream Triad
single-core scalar
707
1001 MB/sec
 
Stream Triad
single-core vector
2552
4.78 GB/sec