iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015) Difference
OpenCL Score 30544 30544 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 RX 580 Compute Engine AMD Radeon RX 580 Compute Engine
Board Name
Compute Units 36 36
Maximum Frequency 1411 MHz 1411 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 30544 30544 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Sobel 23624 23624 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Canny 20791 20791 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Stereo Matching 151486 151486 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Histogram Equalization 9487 9487 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Gaussian Blur 28289 28289 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Depth of Field 90514 90514 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Face Detection 10548 10548 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Horizon Detection 35172 35172 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Feature Matching 12122 12122 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Particle Physics 227337 227337 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
SFFT 11680 11680 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)