iMac (27-inch Retina) 2021 iMac (27-inch Retina) Difference
GPU Score 27029 26252 103.0%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Geekbench 5.4.1 Geekbench 5.1.0 Tryout

System Information

iMac (27-inch Retina) 2021 iMac (27-inch Retina)
Operating System macOS 10.15.7 (Build 19H1323) macOS 10.14.6 (Build 18G4032)
Model iMac (27-inch Retina) iMac (27-inch Retina)
Processor Intel Core i7-4790K @ 4.00 GHz
1 Processor, 4 Cores, 8 Threads
Intel Core i7-4790K @ 4.00 GHz
1 Processor, 4 Cores, 8 Threads
Motherboard Apple Inc. Mac-FA842E06C61E91C5 iMac15,1 Apple Inc. Mac-FA842E06C61E91C5 iMac15,1
Memory 32.00 GB DDR3 24.00 GB DDR3
OpenCL Information
Platform Vendor Apple Apple
Platform Name Apple Apple
Device Vendor AMD AMD
Device Name AMD Radeon R9 M295X Compute Engine AMD Radeon R9 M295X Compute Engine
Board Name
Compute Units 32 32
Maximum Frequency 850 MHz 143 MHz
Device Memory 4.00 GB 4.00 GB

GPU Performance

iMac (27-inch Retina) 2021 iMac (27-inch Retina) Difference
GPU Score 27029 26252 103.0%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Sobel 30129 35985 83.7%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Canny 19646 20379 96.4%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Stereo Matching 79348 91579 86.6%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Histogram Equalization 20093 11814 170.1%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Gaussian Blur 26941 27909 96.5%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Depth of Field 65145 72119 90.3%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Face Detection 7137 7317 97.5%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Horizon Detection 22544 23592 95.6%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Feature Matching 7570 7777 97.3%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
Particle Physics 124990 95233 131.2%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)
 
SFFT 22313 19992 111.6%
iMac (27-inch Retina) 2021
 
iMac (27-inch Retina)