iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015) Difference
OpenCL Score 50579 50579 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 11.4 (Build 20F71) macOS 11.4 (Build 20F71)
Model iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015)
Processor Intel Core i7-6700K @ 4.01 GHz
1 Processor, 4 Cores, 8 Threads
Intel Core i7-6700K @ 4.01 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 Apple Inc. Mac-B809C3757DA9BB8D iMac17,1 Apple Inc. Mac-B809C3757DA9BB8D iMac17,1
Northbridge
Southbridge
BIOS Apple Inc. 178.0.0.0.0 Apple Inc. 178.0.0.0.0
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 Vega 56 Compute Engine AMD Radeon RX Vega 56 Compute Engine
Board Name
Compute Units 56 56
Maximum Frequency 1.59 GHz 1.59 GHz
Device Memory 7.98 GB 7.98 GB

OpenCL Performance

iMac (27-inch Retina Late 2015) iMac (27-inch Retina Late 2015) Difference
OpenCL Score 50579 50579 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Sobel 45759 45759 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Canny 31581 31581 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Stereo Matching 232941 232941 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Histogram Equalization 26432 26432 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Gaussian Blur 49916 49916 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Depth of Field 209691 209691 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Face Detection 13596 13596 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Horizon Detection 40856 40856 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Feature Matching 16895 16895 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
Particle Physics 169416 169416 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)
 
SFFT 37431 37431 100.0%
iMac (27-inch Retina Late 2015)
 
iMac (27-inch Retina Late 2015)