iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015) Difference
OpenCL Score 44266 44266 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Geekbench 5.1.1 Tryout Geekbench 5.1.1 Tryout

System Information

iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015)
Operating System macOS 10.15.4 (Build 19E287) macOS 10.15.4 (Build 19E287)
Model iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015)
Processor Intel Core i7-6700K @ 4.00 GHz
1 Processor, 4 Cores, 8 Threads
Intel Core i7-6700K @ 4.00 GHz
1 Processor, 4 Cores, 8 Threads
Processor ID GenuineIntel Family 6 Model 94 Stepping 3 GenuineIntel Family 6 Model 94 Stepping 3
Processor Codename
Processor Package
L1 Instruction Cache 32.0 KB x 4 32.0 KB x 4
L1 Data Cache 32.0 KB x 4 32.0 KB x 4
L2 Cache 256 KB x 4 256 KB x 4
L3 Cache 8.00 MB x 1 8.00 MB x 1
Motherboard Acidanthera Mac-DB15BD556843C820 iMac17,1 Acidanthera Mac-DB15BD556843C820 iMac17,1
Northbridge
Southbridge
BIOS Acidanthera 176.0.0.0.0 Acidanthera 176.0.0.0.0
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 580 Compute Engine AMD Radeon RX 580 Compute Engine
Board Name
Compute Units 36 36
Maximum Frequency 1.37 GHz 1.37 GHz
Device Memory 8.00 GB 8.00 GB

OpenCL Performance

iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015) Difference
OpenCL Score 44266 44266 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Sobel 54138 54138 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Canny 32543 32543 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Stereo Matching 165756 165756 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Histogram Equalization 29494 29494 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Gaussian Blur 48551 48551 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Depth of Field 126043 126043 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Face Detection 10341 10341 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Horizon Detection 42254 42254 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Feature Matching 13127 13127 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Particle Physics 201110 201110 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
SFFT 21033 21033 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)