iMac (21.5-inch Retina Mid 2017) vs iMac (27-inch Late 2013)

Geekbench Scores

iMac (21.5-inch Retina Mid 2017) iMac (27-inch Late 2013)
Single-Core Score 4430 4459
Multi-Core Score 12975 15049
Geekbench 4.4.4 Tryout Geekbench 4.3.3 Tryout

System Information

iMac (21.5-inch Retina Mid 2017) iMac (27-inch Late 2013)
Operating System macOS 10.16 (Build 20G80) macOS 10.13.6 (Build 17G5019)
Model iMac (21.5-inch Retina Mid 2017) iMac (27-inch Late 2013)
Processor Intel Core i5-7400 @ 3.00 GHz
1 Processor, 4 Cores 		Intel Core i7-4771 @ 3.50 GHz
1 Processor, 4 Cores, 8 Threads
Processor ID GenuineIntel Family 6 Model 158 Stepping 9 GenuineIntel Family 6 Model 60 Stepping 3
L1 Instruction Cache 32 KB x 2 32 KB x 4
L1 Data Cache 32 KB x 2 32 KB x 4
L2 Cache 256 KB x 2 256 KB x 4
L3 Cache 6144 KB 8192 KB
Motherboard Apple Inc. Mac-77F17D7DA9285301 iMac18,2 Apple Inc. Mac-27ADBB7B4CEE8E61 iMac14,2
BIOS Apple Inc. 429.140.8.0.0 Apple Inc. 133.0.0.0.0
Memory 12.00 GB 2400 MHz DDR4 32.00 GB 1600 MHz DDR3

Single-Core Performance

iMac (21.5-inch Retina Mid 2017) iMac (27-inch Late 2013)
Single-Core Score 4430 4459
AES 2881
2.17 GB/sec 		3540
2.67 GB/sec
LZMA 3798
5.93 MB/sec 		4428
6.92 MB/sec
JPEG 4454
35.8 Mpixels/sec 		4854
39.1 Mpixels/sec
Canny 3927
54.5 Mpixels/sec 		4262
59.1 Mpixels/sec
Lua 4263
4.38 MB/sec 		4436
4.56 MB/sec
Dijkstra 5079
3.44 MTE/sec 		4783
3.24 MTE/sec
SQLite 3800
105.4 Krows/sec 		4085
113.3 Krows/sec
HTML5 Parse 3970
18.0 MB/sec 		3975
18.0 MB/sec
HTML5 DOM 4950
4.49 MElements/sec 		5361
4.86 MElements/sec
Histogram Equalization 4030
125.9 Mpixels/sec 		4214
131.7 Mpixels/sec
PDF Rendering 5496
146.0 Mpixels/sec 		4448
118.2 Mpixels/sec
LLVM 7138
490.8 functions/sec 		7929
545.2 functions/sec
Camera 4587
12.7 images/sec 		4857
13.5 images/sec
SGEMM 4719
99.8 Gflops 		3814
80.6 Gflops
SFFT 4855
12.1 Gflops 		4386
10.9 Gflops
N-Body Physics 4265
3.19 Mpairs/sec 		3978
2.97 Mpairs/sec
Ray Tracing 3905
570.3 Kpixels/sec 		3510
512.6 Kpixels/sec
Rigid Body Physics 4918
14398.4 FPS 		4739
13874.1 FPS
HDR 4820
17.5 Mpixels/sec 		4377
15.9 Mpixels/sec
Gaussian Blur 4752
83.3 Mpixels/sec 		4546
79.6 Mpixels/sec
Speech Recognition 4879
41.7 Words/sec 		4937
42.2 Words/sec
Face Detection 4352
1.27 Msubwindows/sec 		4439
1.30 Msubwindows/sec
Memory Copy 3928
10.9 GB/sec 		4272
11.8 GB/sec
Memory Latency 6527
66.3 ns 		5207
83.1 ns
Memory Bandwidth 3130
16.7 GB/sec 		3757
20.1 GB/sec

Multi-Core Performance

iMac (21.5-inch Retina Mid 2017) iMac (27-inch Late 2013)
Multi-Core Score 12975 15049
AES 10323
7.77 GB/sec 		11283
8.50 GB/sec
LZMA 13040
20.4 MB/sec 		18631
29.1 MB/sec
JPEG 16777
135.0 Mpixels/sec 		22351
179.8 Mpixels/sec
Canny 13235
183.5 Mpixels/sec 		17528
243.1 Mpixels/sec
Lua 15361
15.8 MB/sec 		15907
16.3 MB/sec
Dijkstra 13428
9.09 MTE/sec 		17686
12.0 MTE/sec
SQLite 13609
377.3 Krows/sec 		13601
377.1 Krows/sec
HTML5 Parse 14146
64.2 MB/sec 		15311
69.5 MB/sec
HTML5 DOM 17774
16.1 MElements/sec 		19491
17.7 MElements/sec
Histogram Equalization 15148
473.3 Mpixels/sec 		17337
541.7 Mpixels/sec
PDF Rendering 16853
447.7 Mpixels/sec 		16418
436.2 Mpixels/sec
LLVM 25377
1.74 Kfunctions/sec 		33029
2.27 Kfunctions/sec
Camera 16615
46.1 images/sec 		21367
59.2 images/sec
SGEMM 10915
230.7 Gflops 		13460
284.5 Gflops
SFFT 18438
46.0 Gflops 		18685
46.6 Gflops
N-Body Physics 16132
12.0 Mpairs/sec 		16689
12.5 Mpairs/sec
Ray Tracing 13511
1.97 Mpixels/sec 		16084
2.35 Mpixels/sec
Rigid Body Physics 18425
53936.6 FPS 		23677
69311.2 FPS
HDR 15838
57.4 Mpixels/sec 		18773
68.1 Mpixels/sec
Gaussian Blur 17649
309.2 Mpixels/sec 		18396
322.3 Mpixels/sec
Speech Recognition 11388
97.4 Words/sec 		13607
116.4 Words/sec
Face Detection 16508
4.82 Msubwindows/sec 		19171
5.60 Msubwindows/sec
Memory Copy 4189
11.6 GB/sec 		5205
14.4 GB/sec
Memory Latency 6214
69.7 ns 		5218
83.0 ns
Memory Bandwidth 3004
16.0 GB/sec 		3587
19.2 GB/sec

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