iMac (27-inch Mid 2011) vs MacBookAir4,2
| iMac (27-inch Mid 2011) | MacBookAir4,2 | |||
|---|---|---|---|---|
| Geekbench 2 Score | 12800 | 6457 | ||
System Information
| iMac (27-inch Mid 2011) | MacBookAir4,2 | |
|---|---|---|
| Operating System | Mac OS X 10.7.2 (Build 11C74) | Mac OS X 10.7.0 |
| Model | iMac (27-inch Mid 2011) | MacBookAir4,2 |
| Processor |
Intel Core i7-2600 @ 3.40 GHz
1 Processor, 4 Cores, 8 Threads |
Intel Core i5-2557M @ 1.70 GHz
1 Processor, 2 Cores, 4 Threads |
| Processor ID | GenuineIntel Family 6 Model 42 Stepping 7 | GenuineIntel Family 6 Model 42 Stepping 7 |
| L1 Instruction Cache | 32 KB x 4 | 0 KB |
| L1 Data Cache | 32 KB x 4 | 0 KB |
| L2 Cache | 256 KB x 4 | 1024 KB |
| L3 Cache | 8192 KB | 0 KB |
| Motherboard | Apple Inc. Mac-942B59F58194171B iMac12,2 | Apple Inc. Mac-742912EFDBEE19B3 MacBookAir4,2 |
| BIOS | Apple Inc. IM121.88Z.0047.B1D.1110171110 | Apple Inc. MBA41.88Z.0077.B00.1106300929 |
| Memory | 16.00 GB 1333 MHz DDR3 | 4.00 GB 1333 MHz DDR3 |
Integer Performance
| iMac (27-inch Mid 2011) | MacBookAir4,2 | |||
|---|---|---|---|---|
| Integer | 11200 | 4640 | ||
|
Blowfish
single-core scalar |
2309 | 1827 | ||
|
Blowfish
multi-core scalar |
14879 | 6170 | ||
|
Text Compress
single-core scalar |
3735 | 2550 | ||
|
Text Compress
multi-core scalar |
18224 | 5858 | ||
|
Text Decompress
single-core scalar |
4080 | 2576 | ||
|
Text Decompress
multi-core scalar |
20752 | 6538 | ||
|
Image Compress
single-core scalar |
3385 | 2413 | ||
|
Image Compress
multi-core scalar |
17099 | 5798 | ||
|
Image Decompress
single-core scalar |
3861 | 3023 | ||
|
Image Decompress
multi-core scalar |
15421 | 6309 | ||
|
Lua
single-core scalar |
6005 | 4133 | ||
|
Lua
multi-core scalar |
24656 | 8492 | ||
Floating Point Performance
| iMac (27-inch Mid 2011) | MacBookAir4,2 | |||
|---|---|---|---|---|
| Floating Point | 19482 | 9221 | ||
|
Mandelbrot
single-core scalar |
3195 | 2124 | ||
|
Mandelbrot
multi-core scalar |
21661 | 7223 | ||
|
Dot Product
single-core scalar |
5205 | 3715 | ||
|
Dot Product
single-core vector |
6300 | 5992 | ||
|
Dot Product
multi-core scalar |
25189 | 10314 | ||
|
Dot Product
multi-core vector |
35723 | 16575 | ||
|
LU Decomposition
single-core scalar |
2833 | 2150 | ||
|
LU Decomposition
multi-core scalar |
4607 | 3314 | ||
|
Primality Test
single-core scalar |
8795 | 5976 | ||
|
Primality Test
multi-core scalar |
34395 | 11416 | ||
|
Sharpen Image
single-core scalar |
7454 | 11061 | ||
|
Sharpen Image
multi-core scalar |
48390 | 26958 | ||
|
Blur Image
single-core scalar |
8702 | 5046 | ||
|
Blur Image
multi-core scalar |
60312 | 17240 | ||
Memory Performance
| iMac (27-inch Mid 2011) | MacBookAir4,2 | |||
|---|---|---|---|---|
| Memory | 6395 | 4790 | ||
|
Read Sequential
single-core scalar |
7208 | 5455 | ||
|
Write Sequential
single-core scalar |
10561 | 6994 | ||
|
Stdlib Allocate
single-core scalar |
4758 | 3468 | ||
|
Stdlib Write
single-core scalar |
4040 | 3541 | ||
|
Stdlib Copy
single-core scalar |
5412 | 4492 | ||
Stream Performance
| iMac (27-inch Mid 2011) | MacBookAir4,2 | |||
|---|---|---|---|---|
| Stream | 7831 | 6478 | ||
|
Stream Copy
single-core scalar |
7509 | 6145 | ||
|
Stream Copy
single-core vector |
8586 | 7133 | ||
|
Stream Scale
single-core scalar |
7533 | 5959 | ||
|
Stream Scale
single-core vector |
8247 | 6946 | ||
|
Stream Add
single-core scalar |
7298 | 6680 | ||
|
Stream Add
single-core vector |
8969 | 7213 | ||
|
Stream Triad
single-core scalar |
7883 | 6257 | ||
|
Stream Triad
single-core vector |
6623 | 5498 | ||
