iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015) Difference
OpenCL Score 38832 38832 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Geekbench 5.4.0 Tryout Geekbench 5.4.0 Tryout

System Information

iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015)
Operating System macOS 11.2.3 (Build 20D91) macOS 11.2.3 (Build 20D91)
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 429.80.1.0.0 Acidanthera 429.80.1.0.0
Memory 32.00 GB RAM 32.00 GB RAM
OpenCL Information
Platform Vendor Apple Apple
Platform Name Apple Apple
Device Vendor AMD AMD
Device Name AMD Radeon RX 470 Compute Engine AMD Radeon RX 470 Compute Engine
Board Name
Compute Units 32 32
Maximum Frequency 1.23 GHz 1.23 GHz
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 38832 38832 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Sobel 49225 49225 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Canny 28986 28986 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Stereo Matching 132945 132945 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Histogram Equalization 29458 29458 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Gaussian Blur 37434 37434 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Depth of Field 98620 98620 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Face Detection 8960 8960 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Horizon Detection 33041 33041 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Feature Matching 10695 10695 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Particle Physics 179837 179837 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
SFFT 25776 25776 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)