iMac21,1 vs iMac18,3

Geekbench Scores

iMac21,1 iMac18,3
Single-Core Score 5805 6594
Multi-Core Score 23129 35544
Geekbench 4.4.4 Tryout Geekbench 4.3.2 Tryout

System Information

iMac21,1 iMac18,3
Operating System macOS 10.16 (Build 20E232) macOS 10.13.6 (Build 17G4015)
Model iMac21,1 iMac18,3
Processor VirtualApple @ 2.50GHz @ 2.40 GHz
1 Processor, 8 Cores 		Intel Core i9-9900K @ 3.60 GHz
1 Processor, 8 Cores, 16 Threads
Processor ID GenuineIntel Family 6 Model 44 Stepping 0 GenuineIntel Family 6 Model 158 Stepping 12
L1 Instruction Cache 128 KB x 8 32 KB x 8
L1 Data Cache 128 KB x 8 32 KB x 8
L2 Cache 8192 KB x 2 256 KB x 8
L3 Cache 0 KB 16384 KB
Motherboard iMac21,1 Apple Inc. Mac-BE088AF8C5EB4FA2 1.0
BIOS Apple Inc. 166.0.0.0.0
Memory 16.00 GB 16.00 GB 0 MHz RAM

Single-Core Performance

iMac21,1 iMac18,3
Single-Core Score 5805 6594
AES 5410
4.07 GB/sec 		3978
3.00 GB/sec
LZMA 5005
7.82 MB/sec 		5839
9.12 MB/sec
JPEG 5815
46.8 Mpixels/sec 		6569
52.9 Mpixels/sec
Canny 5305
73.6 Mpixels/sec 		6279
87.1 Mpixels/sec
Lua 4876
5.01 MB/sec 		6545
6.73 MB/sec
Dijkstra 9440
6.39 MTE/sec 		8630
5.84 MTE/sec
SQLite 4608
127.8 Krows/sec 		5884
163.1 Krows/sec
HTML5 Parse 5510
25.0 MB/sec 		5513
25.0 MB/sec
HTML5 DOM 6020
5.45 MElements/sec 		7259
6.58 MElements/sec
Histogram Equalization 4988
155.9 Mpixels/sec 		5701
178.1 Mpixels/sec
PDF Rendering 7664
203.6 Mpixels/sec 		6781
180.1 Mpixels/sec
LLVM 10908
750.0 functions/sec 		11034
758.7 functions/sec
Camera 5534
15.3 images/sec 		7206
20.0 images/sec
SGEMM 2178
46.1 Gflops 		7041
148.8 Gflops
SFFT 3999
9.97 Gflops 		7210
18.0 Gflops
N-Body Physics 6987
5.22 Mpairs/sec 		6236
4.66 Mpairs/sec
Ray Tracing 5234
764.4 Kpixels/sec 		6081
888.0 Kpixels/sec
Rigid Body Physics 6452
18888.9 FPS 		7509
21982.8 FPS
HDR 6753
24.5 Mpixels/sec 		7853
28.5 Mpixels/sec
Gaussian Blur 8045
140.9 Mpixels/sec 		6928
121.4 Mpixels/sec
Speech Recognition 6611
56.6 Words/sec 		7352
62.9 Words/sec
Face Detection 7313
2.14 Msubwindows/sec 		6260
1.83 Msubwindows/sec
Memory Copy 5988
16.6 GB/sec 		6402
17.7 GB/sec
Memory Latency 4351
99.5 ns 		6938
62.4 ns
Memory Bandwidth 6815
36.4 GB/sec 		5615
30.0 GB/sec

Multi-Core Performance

iMac21,1 iMac18,3
Multi-Core Score 23129 35544
AES 26297
19.8 GB/sec 		17489
13.2 GB/sec
LZMA 24800
38.7 MB/sec 		49211
76.9 MB/sec
JPEG 30338
244.1 Mpixels/sec 		59881
481.8 Mpixels/sec
Canny 26865
372.6 Mpixels/sec 		35832
496.9 Mpixels/sec
Lua 22645
23.3 MB/sec 		48935
50.3 MB/sec
Dijkstra 32454
22.0 MTE/sec 		29284
19.8 MTE/sec
SQLite 21778
603.8 Krows/sec 		23925
663.3 Krows/sec
HTML5 Parse 27573
125.2 MB/sec 		43768
198.7 MB/sec
HTML5 DOM 29867
27.1 MElements/sec 		41938
38.0 MElements/sec
Histogram Equalization 25362
792.5 Mpixels/sec 		46096
1.44 Gpixels/sec
PDF Rendering 36512
970.0 Mpixels/sec 		35030
930.6 Mpixels/sec
LLVM 51901
3.57 Kfunctions/sec 		91255
6.27 Kfunctions/sec
Camera 29745
82.5 images/sec 		59647
165.4 images/sec
SGEMM 9984
211.1 Gflops 		22849
483.0 Gflops
SFFT 19170
47.8 Gflops 		57774
144.0 Gflops
N-Body Physics 32116
24.0 Mpairs/sec 		53120
39.7 Mpairs/sec
Ray Tracing 17752
2.59 Mpixels/sec 		45575
6.66 Mpixels/sec
Rigid Body Physics 31286
91586.5 FPS 		66957
196007.7 FPS
HDR 33617
121.9 Mpixels/sec 		48661
176.4 Mpixels/sec
Gaussian Blur 40115
702.7 Mpixels/sec 		54265
950.6 Mpixels/sec
Speech Recognition 24182
206.9 Words/sec 		21693
185.6 Words/sec
Face Detection 31926
9.32 Msubwindows/sec 		57807
16.9 Msubwindows/sec
Memory Copy 8110
22.5 GB/sec 		7147
19.8 GB/sec
Memory Latency 4334
99.9 ns 		6818
63.5 ns
Memory Bandwidth 6828
36.5 GB/sec 		5590
29.9 GB/sec

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