| Section | Description | Score | Geekbench Score |
|---|---|---|---|
| Geekbench 2.2.0 for Windows x86 (32-bit) | |||
| Integer | Processor integer performance | 4688 | 5249 |
| Floating Point | Processor floating point performance | 5144 | |
| Memory | Memory performance | 5729 | |
| Stream | Memory bandwidth performance | 6623 | |
| User | marklmunn |
| Upload Date | Tue, 01 Nov 2011 11:21:57 +0000 |
| Views | 2 |
| Apple Inc. MacBookAir4,2 | |
|---|---|
| Operating System | Microsoft Windows 7 Professional (64-bit) |
| Model | Apple Inc. 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 |
| Processor Codename | Sandy Bridge |
| Processor Package | Socket 988B rPGA |
| 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 |
| Northbridge | Intel Sandy Bridge 09 |
| Southbridge | Intel ID1C4D 05 |
| BIOS | Apple Inc. MBA41.88Z.0077.B00.1106300929 |
| Memory | 3.91 GB DDR3 SDRAM 667MHz |
| Integer | 4688 | |
|---|---|---|
|
Blowfish
single-core scalar |
1497
65.8 MB/sec |
|
|
Blowfish
multi-core scalar |
4890
200 MB/sec |
|
|
Text Compress
single-core scalar |
2595
8.30 MB/sec |
|
|
Text Compress
multi-core scalar |
6293
20.6 MB/sec |
|
|
Text Decompress
single-core scalar |
3009
12.4 MB/sec |
|
|
Text Decompress
multi-core scalar |
7445
29.7 MB/sec |
|
|
Image Compress
single-core scalar |
2160
17.8 Mpixels/sec |
|
|
Image Compress
multi-core scalar |
5641
47.5 Mpixels/sec |
|
|
Image Decompress
single-core scalar |
2498
41.9 Mpixels/sec |
|
|
Image Decompress
multi-core scalar |
5779
94.3 Mpixels/sec |
|
|
Lua
single-core scalar |
4600
1.77 Mnodes/sec |
|
|
Lua
multi-core scalar |
9856
3.79 Mnodes/sec |
| Floating Point | 5144 | |
|---|---|---|
|
Mandelbrot
single-core scalar |
1956
1.30 Gflops |
|
|
Mandelbrot
multi-core scalar |
7007
4.59 Gflops |
|
|
Dot Product
single-core scalar |
1090
527 Mflops |
|
|
Dot Product
multi-core scalar |
3862
1.76 Gflops |
|
|
Dot Product
single-core vector |
5954
7.13 Gflops |
|
|
Dot Product
multi-core vector |
16298
16.9 Gflops |
|
|
LU Decomposition
single-core scalar |
3731
3.32 Gflops |
|
|
LU Decomposition
multi-core scalar |
4210
3.69 Gflops |
|
|
Primality Test
single-core scalar |
5347
799 Mflops |
|
|
Primality Test
multi-core scalar |
8491
1.58 Gflops |
|
|
Sharpen Image
single-core scalar |
999
2.33 Mpixels/sec |
|
|
Sharpen Image
multi-core scalar |
3043
7.01 Mpixels/sec |
|
|
Blur Image
single-core scalar |
2576
2.04 Mpixels/sec |
|
|
Blur Image
multi-core scalar |
7459
5.87 Mpixels/sec |
| Memory | 5729 | |
|---|---|---|
|
Read Sequential
single-core scalar |
6445
7.89 GB/sec |
|
|
Write Sequential
single-core scalar |
10612
7.26 GB/sec |
|
|
Stdlib Allocate
single-core scalar |
3270
12.2 Mallocs/sec |
|
|
Stdlib Write
single-core scalar |
3545
7.34 GB/sec |
|
|
Stdlib Copy
single-core scalar |
4777
4.92 GB/sec |
| Stream | 6623 | |
|---|---|---|
|
Stream Copy
single-core scalar |
5949
8.14 GB/sec |
|
|
Stream Copy
single-core vector |
7307
9.48 GB/sec |
|
|
Stream Scale
single-core scalar |
6247
8.11 GB/sec |
|
|
Stream Scale
single-core vector |
7019
9.47 GB/sec |
|
|
Stream Add
single-core scalar |
6540
9.87 GB/sec |
|
|
Stream Add
single-core vector |
7445
10.4 GB/sec |
|
|
Stream Triad
single-core scalar |
6867
9.49 GB/sec |
|
|
Stream Triad
single-core vector |
5614
10.5 GB/sec |