Section Description Score Geekbench Score
Geekbench 2.1.6 for Mac OS X x86 (64-bit)
Integer Processor integer performance 4574 5863
Floating Point Processor floating point performance 7972
Memory Memory performance 4765
Stream Memory bandwidth performance 5197

Result Information

User Audio_Media
Upload Date Fri, 16 Sep 2011 09:21:46 +0000
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System Information

MacBookAir4,2
Operating System Mac OS X 10.7.1 (Build 11B2118)
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.B08.1109011050
Memory 4.00 GB 1333 MHz DDR3

Integer Performance

Integer 4574
Blowfish
single-core scalar
1647
72.4 MB/sec
 
Blowfish
multi-core scalar
5109
209 MB/sec
 
Text Compress
single-core scalar
2620
8.38 MB/sec
 
Text Compress
multi-core scalar
6282
20.6 MB/sec
 
Text Decompress
single-core scalar
2934
12.1 MB/sec
 
Text Decompress
multi-core scalar
7180
28.6 MB/sec
 
Image Compress
single-core scalar
2410
19.9 Mpixels/sec
 
Image Compress
multi-core scalar
5916
49.8 Mpixels/sec
 
Image Decompress
single-core scalar
2815
47.3 Mpixels/sec
 
Image Decompress
multi-core scalar
6112
99.7 Mpixels/sec
 
Lua
single-core scalar
3840
1.48 Mnodes/sec
 
Lua
multi-core scalar
8027
3.09 Mnodes/sec
 

Floating Point Performance

Floating Point 7972
Mandelbrot
single-core scalar
2259
1.50 Gflops
 
Mandelbrot
multi-core scalar
7377
4.83 Gflops
 
Dot Product
single-core scalar
3669
1.77 Gflops
 
Dot Product
multi-core scalar
8523
3.88 Gflops
 
Dot Product
single-core vector
4441
5.32 Gflops
 
Dot Product
multi-core vector
12228
12.7 Gflops
 
LU Decomposition
single-core scalar
1788
1.59 Gflops
 
LU Decomposition
multi-core scalar
3836
3.36 Gflops
 
Primality Test
single-core scalar
6258
935 Mflops
 
Primality Test
multi-core scalar
12046
2.24 Gflops
 
Sharpen Image
single-core scalar
5313
12.4 Mpixels/sec
 
Sharpen Image
multi-core scalar
16071
37.0 Mpixels/sec
 
Blur Image
single-core scalar
6430
5.09 Mpixels/sec
 
Blur Image
multi-core scalar
21380
16.8 Mpixels/sec
 

Memory Performance

Memory 4765
Read Sequential
single-core scalar
5185
6.35 GB/sec
 
Write Sequential
single-core scalar
7382
5.05 GB/sec
 
Stdlib Allocate
single-core scalar
3261
12.2 Mallocs/sec
 
Stdlib Write
single-core scalar
3511
7.27 GB/sec
 
Stdlib Copy
single-core scalar
4489
4.63 GB/sec
 

Stream Performance

Stream 5197
Stream Copy
single-core scalar
4886
6.68 GB/sec
 
Stream Copy
single-core vector
5722
7.42 GB/sec
 
Stream Scale
single-core scalar
4867
6.32 GB/sec
 
Stream Scale
single-core vector
5497
7.42 GB/sec
 
Stream Add
single-core scalar
4804
7.25 GB/sec
 
Stream Add
single-core vector
6009
8.36 GB/sec
 
Stream Triad
single-core scalar
5137
7.10 GB/sec
 
Stream Triad
single-core vector
4658
8.72 GB/sec