iMac (27-inch Retina Late 2015) vs MacBook Air (11-inch Mid 2012)

Geekbench Scores

iMac (27-inch Retina Late 2015) MacBook Air (11-inch Mid 2012)
Single-Core Score 5544 2711
Multi-Core Score 19151 5118
Geekbench 4.1.0 Geekbench 4.3.1 Tryout

System Information

iMac (27-inch Retina Late 2015) MacBook Air (11-inch Mid 2012)
Operating System Mac OS X 10.11.6 (Build 15G31) macOS 10.14.1 (Build 18B75)
Model iMac (27-inch Retina Late 2015) MacBook Air (11-inch Mid 2012)
Processor Intel Core i7-6700K @ 4.01 GHz
1 Processor, 4 Cores, 8 Threads 		Intel Core i5-3317U @ 1.70 GHz
1 Processor, 2 Cores, 4 Threads
Processor ID GenuineIntel Family 6 Model 94 Stepping 3 GenuineIntel Family 6 Model 58 Stepping 9
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 3072 KB
Motherboard Apple Inc. Mac-B809C3757DA9BB8D iMac17,1 Apple Inc. Mac-66F35F19FE2A0D05 MacBookAir5,1
BIOS Apple Inc. IM171.88Z.0106.B01.1706260138 Apple Inc. 253.0.0.0.0
Memory 16.00 GB 0 MHz RAM 8.00 GB 1600 MHz DDR3

Single-Core Performance

iMac (27-inch Retina Late 2015) MacBook Air (11-inch Mid 2012)
Single-Core Score 5544 2711
AES 4380
3.30 GB/sec 		2178
1.64 GB/sec
LZMA 4635
7.24 MB/sec 		2556
3.99 MB/sec
JPEG 5122
41.2 Mpixels/sec 		2798
22.5 Mpixels/sec
Canny 4986
69.2 Mpixels/sec 		2535
35.2 Mpixels/sec
Lua 5044
5.18 MB/sec 		1901
1.95 MB/sec
Dijkstra 5939
4.02 MTE/sec 		2933
1.98 MTE/sec
SQLite 4612
127.9 Krows/sec 		1956
54.2 Krows/sec
HTML5 Parse 4352
19.8 MB/sec 		2114
9.60 MB/sec
HTML5 DOM 5982
5.42 MElements/sec 		3302
2.99 MElements/sec
Histogram Equalization 4544
142.0 Mpixels/sec 		2394
74.8 Mpixels/sec
PDF Rendering 5177
137.6 Mpixels/sec 		2905
77.2 Mpixels/sec
LLVM 8742
601.1 functions/sec 		4015
276.1 functions/sec
Camera 5429
15.1 images/sec 		2907
8.06 images/sec
SGEMM 5477
115.8 Gflops 		1439
30.4 Gflops
SFFT 5777
14.4 Gflops 		2857
7.12 Gflops
N-Body Physics 4908
3.67 Mpairs/sec 		2325
1.74 Mpairs/sec
Ray Tracing 4576
668.3 Kpixels/sec 		2230
325.7 Kpixels/sec
Rigid Body Physics 5672
16604.0 FPS 		3161
9253.5 FPS
HDR 5957
21.6 Mpixels/sec 		2656
9.63 Mpixels/sec
Gaussian Blur 5282
92.5 Mpixels/sec 		2728
47.8 Mpixels/sec
Speech Recognition 5908
50.6 Words/sec 		2466
21.1 Words/sec
Face Detection 4895
1.43 Msubwindows/sec 		2474
722.7 Ksubwindows/sec
Memory Copy 6243
17.3 GB/sec 		3079
8.53 GB/sec
Memory Latency 8058
53.7 ns 		5247
82.5 ns
Memory Bandwidth 5951
31.8 GB/sec 		2513
13.4 GB/sec

Multi-Core Performance

iMac (27-inch Retina Late 2015) MacBook Air (11-inch Mid 2012)
Multi-Core Score 19151 5118
AES 18682
14.1 GB/sec 		4174
3.14 GB/sec
LZMA 21663
33.8 MB/sec 		5938
9.28 MB/sec
JPEG 25090
201.9 Mpixels/sec 		6880
55.4 Mpixels/sec
Canny 21546
298.8 Mpixels/sec 		5818
80.7 Mpixels/sec
Lua 19953
20.5 MB/sec 		4187
4.30 MB/sec
Dijkstra 22576
15.3 MTE/sec 		7575
5.13 MTE/sec
SQLite 16083
445.9 Krows/sec 		4263
118.2 Krows/sec
HTML5 Parse 18742
85.1 MB/sec 		4382
19.9 MB/sec
HTML5 DOM 25233
22.9 MElements/sec 		5673
5.14 MElements/sec
Histogram Equalization 19836
619.8 Mpixels/sec 		4958
154.9 Mpixels/sec
PDF Rendering 20815
553.0 Mpixels/sec 		6291
167.1 Mpixels/sec
LLVM 41758
2.87 Kfunctions/sec 		9135
628.1 functions/sec
Camera 25064
69.5 images/sec 		6576
18.2 images/sec
SGEMM 17657
373.2 Gflops 		2616
55.3 Gflops
SFFT 24014
59.9 Gflops 		5433
13.5 Gflops
N-Body Physics 21533
16.1 Mpairs/sec 		4932
3.68 Mpairs/sec
Ray Tracing 20898
3.05 Mpixels/sec 		5021
733.3 Kpixels/sec
Rigid Body Physics 29881
87474.3 FPS 		7391
21637.0 FPS
HDR 25771
93.4 Mpixels/sec 		5827
21.1 Mpixels/sec
Gaussian Blur 22388
392.2 Mpixels/sec 		5166
90.5 Mpixels/sec
Speech Recognition 17418
149.0 Words/sec 		5287
45.2 Words/sec
Face Detection 22839
6.67 Msubwindows/sec 		5455
1.59 Msubwindows/sec
Memory Copy 7224
20.0 GB/sec 		3698
10.2 GB/sec
Memory Latency 7971
54.3 ns 		4930
87.8 ns
Memory Bandwidth 6058
32.4 GB/sec 		3109
16.6 GB/sec

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