iMac (27-inch Retina Late 2015) vs TOSHIBA PORTEGE Z20T-B

Geekbench Scores

iMac (27-inch Retina Late 2015) TOSHIBA PORTEGE Z20T-B
Single-Core Score 5658 3317
Multi-Core Score 19645 4933
Geekbench 4.2.0 Tryout Geekbench 4.4.4 Tryout

System Information

iMac (27-inch Retina Late 2015) TOSHIBA PORTEGE Z20T-B
Operating System macOS 10.13.2 (Build 17C88) Microsoft Windows 10 Pro (64-bit)
Model iMac (27-inch Retina Late 2015) TOSHIBA PORTEGE Z20T-B
Processor Intel Core i7-6700K @ 4.01 GHz
1 Processor, 4 Cores, 8 Threads 		Intel Core M-5Y71 @ 1.38 GHz
1 Processor, 2 Cores, 4 Threads
Processor ID GenuineIntel Family 6 Model 94 Stepping 3 GenuineIntel Family 6 Model 61 Stepping 4
Processor Codename Broadwell-Y
Processor Package Socket 1234 FCBGA
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 4096 KB
Motherboard Apple Inc. Mac-B809C3757DA9BB8D iMac17,1 TOSHIBA PORTEGE Z20T-B
Northbridge Intel Broadwell-U 09
Southbridge Intel Broadwell-Y PCH 03
BIOS Apple Inc. IM171.88Z.0110.B00.1708080012 TOSHIBA Version 6.60
Memory 16.00 GB 0 MHz RAM 7.90 GB DDR3 SDRAM 789MHz

Single-Core Performance

iMac (27-inch Retina Late 2015) TOSHIBA PORTEGE Z20T-B
Single-Core Score 5658 3317
AES 3705
2.79 GB/sec 		2998
2.26 GB/sec
LZMA 5074
7.93 MB/sec 		3020
4.72 MB/sec
JPEG 5656
45.5 Mpixels/sec 		3235
26.0 Mpixels/sec
Canny 5319
73.8 Mpixels/sec 		3116
43.2 Mpixels/sec
Lua 5533
5.69 MB/sec 		3223
3.31 MB/sec
Dijkstra 6404
4.33 MTE/sec 		3379
2.29 MTE/sec
SQLite 4904
136.0 Krows/sec 		2934
81.3 Krows/sec
HTML5 Parse 4615
21.0 MB/sec 		3198
14.5 MB/sec
HTML5 DOM 6395
5.79 MElements/sec 		3494
3.17 MElements/sec
Histogram Equalization 5032
157.2 Mpixels/sec 		3309
103.4 Mpixels/sec
PDF Rendering 5657
150.3 Mpixels/sec 		3019
80.2 Mpixels/sec
LLVM 9295
639.1 functions/sec 		4693
322.7 functions/sec
Camera 5969
16.6 images/sec 		3074
8.52 images/sec
SGEMM 5892
124.6 Gflops 		2706
57.2 Gflops
SFFT 6089
15.2 Gflops 		3151
7.86 Gflops
N-Body Physics 5416
4.05 Mpairs/sec 		3010
2.25 Mpairs/sec
Ray Tracing 5020
733.1 Kpixels/sec 		3126
456.6 Kpixels/sec
Rigid Body Physics 6240
18268.9 FPS 		3339
9776.2 FPS
HDR 6616
24.0 Mpixels/sec 		3417
12.4 Mpixels/sec
Gaussian Blur 5915
103.6 Mpixels/sec 		2943
51.6 Mpixels/sec
Speech Recognition 6340
54.2 Words/sec 		3214
27.5 Words/sec
Face Detection 5370
1.57 Msubwindows/sec 		3123
912.3 Ksubwindows/sec
Memory Copy 5675
15.7 GB/sec 		3299
9.14 GB/sec
Memory Latency 6854
63.2 ns 		5195
83.3 ns
Memory Bandwidth 4767
25.5 GB/sec 		3181
17.0 GB/sec

Multi-Core Performance

iMac (27-inch Retina Late 2015) TOSHIBA PORTEGE Z20T-B
Multi-Core Score 19645 4933
AES 13921
10.5 GB/sec 		5662
4.26 GB/sec
LZMA 22915
35.8 MB/sec 		6570
10.3 MB/sec
JPEG 27658
222.5 Mpixels/sec 		6450
51.9 Mpixels/sec
Canny 22204
307.9 Mpixels/sec 		5603
77.7 Mpixels/sec
Lua 21188
21.8 MB/sec 		4763
4.90 MB/sec
Dijkstra 21049
14.2 MTE/sec 		6780
4.59 MTE/sec
SQLite 16969
470.4 Krows/sec 		4386
121.6 Krows/sec
HTML5 Parse 19791
89.8 MB/sec 		4587
20.8 MB/sec
HTML5 DOM 24662
22.3 MElements/sec 		5077
4.60 MElements/sec
Histogram Equalization 21758
679.8 Mpixels/sec 		5502
171.9 Mpixels/sec
PDF Rendering 22011
584.8 Mpixels/sec 		4951
131.5 Mpixels/sec
LLVM 44119
3.03 Kfunctions/sec 		7455
512.6 functions/sec
Camera 27727
76.9 images/sec 		5188
14.4 images/sec
SGEMM 18725
395.8 Gflops 		2971
62.8 Gflops
SFFT 25190
62.8 Gflops 		4212
10.5 Gflops
N-Body Physics 24732
18.5 Mpairs/sec 		5031
3.76 Mpairs/sec
Ray Tracing 23253
3.40 Mpixels/sec 		4744
692.7 Kpixels/sec
Rigid Body Physics 33114
96936.3 FPS 		5930
17360.4 FPS
HDR 26321
95.4 Mpixels/sec 		5962
21.6 Mpixels/sec
Gaussian Blur 25164
440.8 Mpixels/sec 		4299
75.3 Mpixels/sec
Speech Recognition 16709
143.0 Words/sec 		4820
41.2 Words/sec
Face Detection 25606
7.48 Msubwindows/sec 		4705
1.37 Msubwindows/sec
Memory Copy 6076
16.8 GB/sec 		3615
10.0 GB/sec
Memory Latency 6797
63.7 ns 		4628
93.5 ns
Memory Bandwidth 4499
24.0 GB/sec 		3325
17.8 GB/sec

Compare

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