iMac (27-inch Retina Early 2019) iMac (27-inch Retina Early 2019) Difference
OpenCL Score 114208 114208 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Geekbench 5.4.1 Tryout Geekbench 5.4.1 Tryout

System Information

iMac (27-inch Retina Early 2019) iMac (27-inch Retina Early 2019)
Operating System macOS 11.4 (Build 20F71) macOS 11.4 (Build 20F71)
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 1554.100.64.0.0 Acidanthera 1554.100.64.0.0
Memory 64.00 GB DDR4 64.00 GB DDR4
OpenCL Information
Platform Vendor Apple Apple
Platform Name Apple Apple
Device Vendor AMD AMD
Device Name AMD Radeon RX 6900 XT Compute Engine AMD Radeon RX 6900 XT Compute Engine
Board Name
Compute Units 80 80
Maximum Frequency 2660 MHz 2660 MHz
Device Memory 16.0 GB 16.0 GB

OpenCL Performance

iMac (27-inch Retina Early 2019) iMac (27-inch Retina Early 2019) Difference
OpenCL Score 114208 114208 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Sobel 82148 82148 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Canny 93961 93961 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Stereo Matching 413295 413295 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Histogram Equalization 73726 73726 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Gaussian Blur 147450 147450 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Depth of Field 259076 259076 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Face Detection 31724 31724 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Horizon Detection 123905 123905 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Feature Matching 39099 39099 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
Particle Physics 554060 554060 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)
 
SFFT 56358 56358 100.0%
iMac (27-inch Retina Early 2019)
 
iMac (27-inch Retina Early 2019)