Geekbench Scores

iMac (27-inch Retina Late 2015) MacBook Pro (15-inch Mid 2018)
GPU Score 88279 133378
Geekbench 4.2.0 Tryout Geekbench 4.4.4

System Information

iMac (27-inch Retina Late 2015) MacBook Pro (15-inch Mid 2018)
Operating System macOS 10.12.6 (Build 16G1114) macOS 10.16 (Build 20D91)
Model iMac (27-inch Retina Late 2015) MacBook Pro (15-inch Mid 2018)
Processor Intel Core i7-6700K Intel Core i7-8850H
Motherboard Apple Inc. Mac-B809C3757DA9BB8D iMac17,1 Apple Inc. Mac-937A206F2EE63C01 MacBookPro15,1
Memory 32.00 GB 1867 MHz DDR3 16.00 GB 2400 MHz DDR4
OpenCL Information
Platform Vendor Apple Apple
Platform Name Apple Apple
Device Vendor AMD AMD
Device Name AMD Radeon R9 M395X Compute Engine AMD Radeon RX Vega 64 Compute Engine
Board Name
Compute Units 32 64
Maximum Frequency 909 MHz 1.63 GHz
Device Memory 4.00 GB 7.98 GB

GPU Performance

iMac (27-inch Retina Late 2015) MacBook Pro (15-inch Mid 2018)
GPU Score 88279 133378
Sobel 192600
8.48 Gpixels/sec
227632
10.0 Gpixels/sec
Histogram Equalization 75149
2.35 Gpixels/sec
74549
2.33 Gpixels/sec
SFFT 15564
38.8 Gflops
23653
59.0 Gflops
Gaussian Blur 203200
3.56 Gpixels/sec
384250
6.73 Gpixels/sec
Face Detection 20246
5.91 Msubwindows/sec
32160
9.39 Msubwindows/sec
RAW 749889
7.26 Gpixels/sec
743700
7.20 Gpixels/sec
Depth of Field 304344
884.1 Mpixels/sec
808910
2.35 Gpixels/sec
Particle Physics 17440
2757.1 FPS
33566
5306.3 FPS