iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015) Difference
OpenCL Score 31100 31100 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Geekbench 5.5.1 Tryout Geekbench 5.5.1 Tryout

System Information

iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015)
Operating System macOS 12.7.6 (Build 21H1320) macOS 12.7.6 (Build 21H1320)
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 526.0.0.0.0 Acidanthera 526.0.0.0.0
Memory 16.00 GB DDR4 16.00 GB DDR4
OpenCL Information
Platform Vendor Apple Apple
Platform Name Apple Apple
Device Vendor AMD AMD
Device Name AMD Radeon Pro 580X Compute Engine AMD Radeon Pro 580X Compute Engine
Board Name
Compute Units 36 36
Maximum Frequency 1340 MHz 1340 MHz
Device Memory 4.00 GB 4.00 GB

OpenCL Performance

iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015) Difference
OpenCL Score 31100 31100 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Sobel 39371 39371 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Canny 21200 21200 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Stereo Matching 156733 156733 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Histogram Equalization 8932 8932 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Gaussian Blur 25769 25769 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Depth of Field 106119 106119 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Face Detection 10264 10264 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Horizon Detection 38307 38307 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Feature Matching 11695 11695 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Particle Physics 209438 209438 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
SFFT 8554 8554 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)