Section Description Score Geekbench Score
Geekbench 2.1.7 for Mac OS X x86 (64-bit)
Integer Processor integer performance 4680 5860
Floating Point Processor floating point performance 7903
Memory Memory performance 4707
Stream Memory bandwidth performance 5149

Result Information

User energee
Upload Date Sun, 18 Dec 2011 02:29:21 +0000
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System Information

MacBookAir4,2
Operating System Mac OS X 10.7.2 (Build 11C74)
Model MacBookAir4,2
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
L1 Data Cache 32 KB
L2 Cache 256 KB
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 4680
Blowfish
single-core scalar
1637
71.9 MB/sec
 
Blowfish
multi-core scalar
5099
209 MB/sec
 
Text Compress
single-core scalar
2582
8.26 MB/sec
 
Text Compress
multi-core scalar
6136
20.1 MB/sec
 
Text Decompress
single-core scalar
2849
11.7 MB/sec
 
Text Decompress
multi-core scalar
7129
28.4 MB/sec
 
Image Compress
single-core scalar
2405
19.9 Mpixels/sec
 
Image Compress
multi-core scalar
5967
50.2 Mpixels/sec
 
Image Decompress
single-core scalar
2799
47.0 Mpixels/sec
 
Image Decompress
multi-core scalar
5927
96.7 Mpixels/sec
 
Lua
single-core scalar
4534
1.75 Mnodes/sec
 
Lua
multi-core scalar
9103
3.50 Mnodes/sec
 

Floating Point Performance

Floating Point 7903
Mandelbrot
single-core scalar
2257
1.50 Gflops
 
Mandelbrot
multi-core scalar
7344
4.81 Gflops
 
Dot Product
single-core scalar
3657
1.77 Gflops
 
Dot Product
multi-core scalar
8527
3.89 Gflops
 
Dot Product
single-core vector
4402
5.27 Gflops
 
Dot Product
multi-core vector
11932
12.4 Gflops
 
LU Decomposition
single-core scalar
1749
1.56 Gflops
 
LU Decomposition
multi-core scalar
3813
3.34 Gflops
 
Primality Test
single-core scalar
6363
950 Mflops
 
Primality Test
multi-core scalar
11900
2.21 Gflops
 
Sharpen Image
single-core scalar
5301
12.4 Mpixels/sec
 
Sharpen Image
multi-core scalar
15932
36.7 Mpixels/sec
 
Blur Image
single-core scalar
6412
5.07 Mpixels/sec
 
Blur Image
multi-core scalar
21053
16.6 Mpixels/sec
 

Memory Performance

Memory 4707
Read Sequential
single-core scalar
4943
6.05 GB/sec
 
Write Sequential
single-core scalar
7378
5.05 GB/sec
 
Stdlib Allocate
single-core scalar
3289
12.3 Mallocs/sec
 
Stdlib Write
single-core scalar
3483
7.21 GB/sec
 
Stdlib Copy
single-core scalar
4443
4.58 GB/sec
 

Stream Performance

Stream 5149
Stream Copy
single-core scalar
4729
6.47 GB/sec
 
Stream Copy
single-core vector
5683
7.37 GB/sec
 
Stream Scale
single-core scalar
5029
6.53 GB/sec
 
Stream Scale
single-core vector
5385
7.27 GB/sec
 
Stream Add
single-core scalar
4769
7.20 GB/sec
 
Stream Add
single-core vector
5871
8.17 GB/sec
 
Stream Triad
single-core scalar
5140
7.10 GB/sec
 
Stream Triad
single-core vector
4590
8.59 GB/sec