iMac (27-inch Retina Mid 2017) iMac (27-inch Retina Early 2019) Difference
Single-Core Score 1144 1263 90.6%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Multi-Core Score 5100 8699 58.6%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Geekbench 5.3.1 Tryout Geekbench 5.5.1 Tryout

System Information

iMac (27-inch Retina Mid 2017) iMac (27-inch Retina Early 2019)
Operating System macOS 11.4 (Build 20F71) macOS 13.5.1 (Build 22G90)
Model iMac (27-inch Retina Mid 2017) iMac (27-inch Retina Early 2019)
Processor Intel Core i7-7700K @ 4.20 GHz
1 Processor, 4 Cores, 8 Threads
Intel Core i9-9900K @ 3.60 GHz
1 Processor, 8 Cores, 16 Threads
Processor ID GenuineIntel Family 6 Model 158 Stepping 9 GenuineIntel Family 6 Model 158 Stepping 12
Processor Codename
Processor Package
L1 Instruction Cache 32.0 KB x 4 32.0 KB x 8
L1 Data Cache 32.0 KB x 4 32.0 KB x 8
L2 Cache 256 KB x 4 256 KB x 8
L3 Cache 8.00 MB x 1 16.0 MB x 1
Motherboard Acidanthera Mac-BE088AF8C5EB4FA2 iMac18,3 Acidanthera Mac-AA95B1DDAB278B95 iMac19,1
Northbridge
Southbridge
BIOS Acidanthera 429.120.4.0.0 Acidanthera 1916.60.2.0.0
Memory 64.00 GB DDR4 64.00 GB DDR4

Single-Core Performance

iMac (27-inch Retina Mid 2017) iMac (27-inch Retina Early 2019) Difference
Single-Core Score 1144 1263 90.6%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
AES-XTS 1214 1622 74.8%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Text Compression 1097 1195 91.8%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Image Compression 1104 1207 91.5%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Navigation 1174 1171 100.3%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
HTML5 1035 1057 97.9%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
SQLite 1097 1085 101.1%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
PDF Rendering 1176 1241 94.8%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Text Rendering 1148 1146 100.2%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Clang 1111 1182 94.0%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Camera 1208 1205 100.2%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
N-Body Physics 1177 1156 101.8%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Rigid Body Physics 1394 1418 98.3%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Gaussian Blur 341 1061 32.1%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Face Detection 705 1229 57.4%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Horizon Detection 1158 1189 97.4%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Image Inpainting 2333 2347 99.4%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
HDR 2187 2220 98.5%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Ray Tracing 1249 1601 78.0%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Structure from Motion 1086 1174 92.5%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Speech Recognition 1259 1319 95.5%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Machine Learning 1411 1431 98.6%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 

Multi-Core Performance

iMac (27-inch Retina Mid 2017) iMac (27-inch Retina Early 2019) Difference
Multi-Core Score 5100 8699 58.6%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
AES-XTS 6391 6603 96.8%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Text Compression 5700 10567 53.9%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Image Compression 5297 11138 47.6%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Navigation 3911 4817 81.2%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
HTML5 4202 8306 50.6%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
SQLite 4778 9272 51.5%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
PDF Rendering 5012 8422 59.5%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Text Rendering 4330 7103 61.0%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Clang 5149 10016 51.4%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Camera 4840 8850 54.7%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
N-Body Physics 5369 9006 59.6%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Rigid Body Physics 6956 14781 47.1%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Gaussian Blur 4809 9342 51.5%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Face Detection 5708 11076 51.5%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Horizon Detection 5371 9347 57.5%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Image Inpainting 8006 12852 62.3%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
HDR 9598 16943 56.6%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Ray Tracing 7850 14208 55.3%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Structure from Motion 4751 9312 51.0%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Speech Recognition 3602 4632 77.8%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)
 
Machine Learning 2957 3239 91.3%
iMac (27-inch Retina Mid 2017)
 
iMac (27-inch Retina Early 2019)