iMac (27-inch Retina Early 2019) iMac (27-inch Retina Early 2019) Difference
OpenCL Score 64953 64953 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Geekbench 5.5.1 Geekbench 5.5.1

System Information

iMac (27-inch Retina Early 2019) iMac (27-inch Retina Early 2019)
Operating System macOS 14.3.1 (Build 23D60) macOS 14.3.1 (Build 23D60)
Model iMac (27-inch Retina Early 2019) iMac (27-inch Retina Early 2019)
Processor Intel Core i9-9900K @ 3.60 GHz
1 Processor, 8 Cores, 16 Threads
Intel Core i9-9900K @ 3.60 GHz
1 Processor, 8 Cores, 16 Threads
Processor ID GenuineIntel Family 6 Model 158 Stepping 13 GenuineIntel Family 6 Model 158 Stepping 13
Processor Codename
Processor Package
L1 Instruction Cache 32.0 KB x 8 32.0 KB x 8
L1 Data Cache 32.0 KB x 8 32.0 KB x 8
L2 Cache 256 KB x 8 256 KB x 8
L3 Cache 16.0 MB x 1 16.0 MB x 1
Motherboard Acidanthera Mac-AA95B1DDAB278B95 iMac19,1 Acidanthera Mac-AA95B1DDAB278B95 iMac19,1
Northbridge
Southbridge
BIOS Acidanthera 2020.40.3.0.0 Acidanthera 2020.40.3.0.0
Memory 32.00 GB DDR4 32.00 GB DDR4
OpenCL Information
Platform Vendor Apple Apple
Platform Name Apple Apple
Device Vendor AMD AMD
Device Name AMD Radeon RX 6600 XT Compute Engine AMD Radeon RX 6600 XT Compute Engine
Board Name
Compute Units 32 32
Maximum Frequency 2900 MHz 2900 MHz
Device Memory 7.98 GB 7.98 GB

OpenCL Performance

iMac (27-inch Retina Early 2019) iMac (27-inch Retina Early 2019) Difference
OpenCL Score 64953 64953 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Sobel 59633 59633 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Canny 47438 47438 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Stereo Matching 209522 209522 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Histogram Equalization 40782 40782 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Gaussian Blur 61974 61974 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Depth of Field 140521 140521 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Face Detection 20483 20483 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Horizon Detection 65060 65060 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Feature Matching 23561 23561 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Particle Physics 299295 299295 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
SFFT 43884 43884 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)