iMac (27-inch Retina Late 2015) vs iMac (27-inch Retina)

Geekbench Scores

iMac (27-inch Retina Late 2015) iMac (27-inch Retina)
Single-Core Score 5705 4449
Multi-Core Score 20602 13345
Geekbench 4.1.1 Tryout Geekbench 4.4.4 Tryout

System Information

iMac (27-inch Retina Late 2015) iMac (27-inch Retina)
Operating System macOS 10.12.6 (Build 16G29) macOS 10.16 (Build 20D75)
Model iMac (27-inch Retina Late 2015) iMac (27-inch Retina)
Processor Intel Core i7-6700K @ 4.01 GHz
1 Processor, 4 Cores, 8 Threads 		Intel Core i5-4690 @ 3.50 GHz
1 Processor, 4 Cores
Processor ID GenuineIntel Family 6 Model 94 Stepping 3 GenuineIntel Family 6 Model 60 Stepping 3
L1 Instruction Cache 32 KB x 4 32 KB x 2
L1 Data Cache 32 KB x 4 32 KB x 2
L2 Cache 256 KB x 4 256 KB x 2
L3 Cache 8192 KB 6144 KB
Motherboard Apple Inc. Mac-27ADBB7B4CEE8E61 iMac17,1 Apple Inc. Mac-42FD25EABCABB274 iMac15,1
BIOS Apple Inc. IM171.88Z.0105.B08.1604111319 Apple Inc. 430.0.0.0.0
Memory 32.00 GB 0 MHz RAM 16.00 GB 1600 MHz DDR3

Single-Core Performance

iMac (27-inch Retina Late 2015) iMac (27-inch Retina)
Single-Core Score 5705 4449
AES 3529
2.66 GB/sec 		3643
2.74 GB/sec
LZMA 4772
7.45 MB/sec 		4489
7.01 MB/sec
JPEG 5856
47.1 Mpixels/sec 		4719
38.0 Mpixels/sec
Canny 5033
69.8 Mpixels/sec 		4284
59.4 Mpixels/sec
Lua 5714
5.87 MB/sec 		4427
4.55 MB/sec
Dijkstra 5999
4.06 MTE/sec 		4773
3.23 MTE/sec
SQLite 4660
129.2 Krows/sec 		4121
114.3 Krows/sec
HTML5 Parse 4571
20.8 MB/sec 		3995
18.1 MB/sec
HTML5 DOM 6124
5.55 MElements/sec 		5367
4.86 MElements/sec
Histogram Equalization 4668
145.9 Mpixels/sec 		4327
135.2 Mpixels/sec
PDF Rendering 5287
140.5 Mpixels/sec 		5378
142.9 Mpixels/sec
LLVM 8874
610.2 functions/sec 		7708
530.0 functions/sec
Camera 5546
15.4 images/sec 		4862
13.5 images/sec
SGEMM 5505
116.4 Gflops 		3781
79.9 Gflops
SFFT 5828
14.5 Gflops 		4395
11.0 Gflops
N-Body Physics 5027
3.75 Mpairs/sec 		4040
3.02 Mpairs/sec
Ray Tracing 4686
684.3 Kpixels/sec 		3486
509.1 Kpixels/sec
Rigid Body Physics 5804
16993.1 FPS 		4757
13926.6 FPS
HDR 6320
22.9 Mpixels/sec 		4433
16.1 Mpixels/sec
Gaussian Blur 5484
96.1 Mpixels/sec 		4699
82.3 Mpixels/sec
Speech Recognition 5996
51.3 Words/sec 		4767
40.8 Words/sec
Face Detection 5178
1.51 Msubwindows/sec 		4425
1.29 Msubwindows/sec
Memory Copy 6877
19.1 GB/sec 		3876
10.7 GB/sec
Memory Latency 7809
55.4 ns 		5370
80.6 ns
Memory Bandwidth 6389
34.1 GB/sec 		3347
17.9 GB/sec

Multi-Core Performance

iMac (27-inch Retina Late 2015) iMac (27-inch Retina)
Multi-Core Score 20602 13345
AES 21773
16.4 GB/sec 		10974
8.26 GB/sec
LZMA 24392
38.1 MB/sec 		14727
23.0 MB/sec
JPEG 27823
223.9 Mpixels/sec 		17525
141.0 Mpixels/sec
Canny 21756
301.7 Mpixels/sec 		13536
187.7 Mpixels/sec
Lua 21986
22.6 MB/sec 		16094
16.5 MB/sec
Dijkstra 26032
17.6 MTE/sec 		12720
8.61 MTE/sec
SQLite 17239
477.9 Krows/sec 		15032
416.7 Krows/sec
HTML5 Parse 19303
87.6 MB/sec 		14419
65.5 MB/sec
HTML5 DOM 26263
23.8 MElements/sec 		18306
16.6 MElements/sec
Histogram Equalization 20148
629.5 Mpixels/sec 		16210
506.5 Mpixels/sec
PDF Rendering 22576
599.8 Mpixels/sec 		16313
433.4 Mpixels/sec
LLVM 45790
3.15 Kfunctions/sec 		27489
1.89 Kfunctions/sec
Camera 28262
78.4 images/sec 		18107
50.2 images/sec
SGEMM 20369
430.6 Gflops 		12232
258.6 Gflops
SFFT 24124
60.1 Gflops 		17499
43.6 Gflops
N-Body Physics 22503
16.8 Mpairs/sec 		15226
11.4 Mpairs/sec
Ray Tracing 22066
3.22 Mpixels/sec 		12901
1.88 Mpixels/sec
Rigid Body Physics 30656
89742.7 FPS 		18706
54759.5 FPS
HDR 27008
97.9 Mpixels/sec 		15001
54.4 Mpixels/sec
Gaussian Blur 23289
408.0 Mpixels/sec 		17498
306.5 Mpixels/sec
Speech Recognition 18673
159.8 Words/sec 		11232
96.1 Words/sec
Face Detection 23734
6.93 Msubwindows/sec 		16834
4.92 Msubwindows/sec
Memory Copy 8431
23.4 GB/sec 		4946
13.7 GB/sec
Memory Latency 7644
56.6 ns 		5541
78.1 ns
Memory Bandwidth 7128
38.1 GB/sec 		3525
18.8 GB/sec

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