iMac (21.5-inch Mid 2011) iMac (21.5-inch Mid 2011) Difference
Single-Core Score 762 762 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Multi-Core Score 2075 2075 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Geekbench 5.5.1 Geekbench 5.5.1

System Information

iMac (21.5-inch Mid 2011) iMac (21.5-inch Mid 2011)
Operating System macOS 10.13.6 (Build 17G14042) macOS 10.13.6 (Build 17G14042)
Model iMac (21.5-inch Mid 2011) iMac (21.5-inch Mid 2011)
Processor Intel Core i5-2500S @ 2.70 GHz
1 Processor, 4 Cores
Intel Core i5-2500S @ 2.70 GHz
1 Processor, 4 Cores
Processor ID GenuineIntel Family 6 Model 42 Stepping 7 GenuineIntel Family 6 Model 42 Stepping 7
Processor Codename
Processor Package
L1 Instruction Cache 32.0 KB x 2 32.0 KB x 2
L1 Data Cache 32.0 KB x 2 32.0 KB x 2
L2 Cache 256 KB x 2 256 KB x 2
L3 Cache 6.00 MB x 1 6.00 MB x 1
Motherboard Apple Inc. Mac-942B5BF58194151B Apple Inc. Mac-942B5BF58194151B
Northbridge
Southbridge
BIOS Apple Inc. 87.0.0.0.0 Apple Inc. 87.0.0.0.0
Memory 20.00 GB DDR3 20.00 GB DDR3

Single-Core Performance

iMac (21.5-inch Mid 2011) iMac (21.5-inch Mid 2011) Difference
Single-Core Score 762 762 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
AES-XTS 861 861 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Text Compression 885 885 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Image Compression 751 751 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Navigation 770 770 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
HTML5 569 569 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
SQLite 640 640 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
PDF Rendering 689 689 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Text Rendering 651 651 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Clang 686 686 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Camera 749 749 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
N-Body Physics 803 803 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Rigid Body Physics 979 979 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Gaussian Blur 740 740 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Face Detection 816 816 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Horizon Detection 793 793 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Image Inpainting 1484 1484 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
HDR 1413 1413 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Ray Tracing 938 938 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Structure from Motion 591 591 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Speech Recognition 848 848 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Machine Learning 582 582 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 

Multi-Core Performance

iMac (21.5-inch Mid 2011) iMac (21.5-inch Mid 2011) Difference
Multi-Core Score 2075 2075 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
AES-XTS 2282 2282 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Text Compression 2366 2366 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Image Compression 2251 2251 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Navigation 1690 1690 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
HTML5 1664 1664 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
SQLite 1845 1845 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
PDF Rendering 1865 1865 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Text Rendering 1613 1613 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Clang 2002 2002 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Camera 2112 2112 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
N-Body Physics 2271 2271 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Rigid Body Physics 2950 2950 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Gaussian Blur 2434 2434 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Face Detection 2461 2461 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Horizon Detection 2312 2312 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Image Inpainting 3531 3531 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
HDR 4104 4104 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Ray Tracing 3087 3087 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Structure from Motion 1714 1714 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Speech Recognition 1625 1625 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)
 
Machine Learning 1193 1193 100.0%
iMac (21.5-inch Mid 2011)
 
iMac (21.5-inch Mid 2011)