Intel Core i7-6650U vs Intel Core i7-6660U

What is the difference between Intel Core i7-6650U and Intel Core i7-6660U. Find out which CPU has better performance.

Performance (Benchmarks)

765Geekbench 5 Single-Core Score741
1764Geekbench 5 Multi-Core Score1753
3623PassMark CPU Mark Rating3879
1844PassMark Single Thread Rating1973
16893DMark Time Spy Physics Score2065

Processor Specs

Intel Core i7-6650UProcessorIntel Core i7-6660U
2200 MHzFrequency2400 MHz
3400 MHzMaximum Frequency3400 MHz
2Cores2
4Threads4
15 WTDP15 W
Intel Iris Graphics 540GPUIntel Iris Graphics 540
SkylakeCodenameSkylake
FCBGA1356PackageFCBGA1356

Geekbench 5 Benchmark

767Single-Core Score748
1737Multi-Core Score1873
Geekbench 5.4.1 Tryout for Windows x86 (64-bit)BenchmarkGeekbench 5.4.1 Tryout for macOS x86 (64-bit)

System Information

Microsoft Windows 10 Pro (64-bit)Operating SystemmacOS 11.3.1 (Build 20E241)
Microsoft Corporation Surface Pro 4ModelMacBook Pro (13-inch Late 2016)
Model IDMacBookPro13,1
Microsoft Corporation Surface Pro 4MotherboardApple Inc. Mac-473D31EABEB93F9B MacBookPro13,1
BalancedPower Plan

CPU Specifications

Intel Core i7-6650UNameIntel Core i7-6660U
1 Processor, 2 Cores, 4 ThreadsTopology1 Processor, 2 Cores, 4 Threads
GenuineIntel Family 6 Model 78 Stepping 3IdentifierGenuineIntel Family 6 Model 78 Stepping 3
2.21 GHzBase Frequency2.40 GHz
3391 MHzMaximum Frequency
Socket 1356 FCBGAPackage
Skylake-U/YCodename
32.0 KB x 2L1 Instruction Cache32.0 KB x 2
32.0 KB x 2L1 Data Cache32.0 KB x 2
256 KB x 2L2 Cache256 KB x 2
4.00 MB x 1L3 Cache4.00 MB x 1

Memory Information

15.92 GBSize8.00 GB
931 MHzFrequency
Transfer Rate1867 MT/s
DDR3 SDRAMTypeLPDDR3
2Channels

Geekbench 5 result (single)

767Single-Core Score748
1014Crypto Score841
731Integer Score728
805Floating Point Score 776
1014
1.73 GB/sec
AES-XTS841
1.43 GB/sec
584
2.96 MB/sec
Text Compression (LZMA)727
3.68 MB/sec
883
41.8 Mpixels/sec
Image Compression825
39.0 Mpixels/sec
700
1.97 MTE/sec
Navigation (using Dijkstra's algorithm)765
2.16 MTE/sec
712
836.0 KElements/sec
HTML5470
552.3 KElements/sec
717
224.5 Krows/sec
SQLite744
233.0 Krows/sec
758
41.1 Mpixels/sec
PDF Rendering791
42.9 Mpixels/sec
785
250.0 KB/sec
Text Rendering787
250.8 KB/sec
747
5.82 Klines/sec
Clang722
5.62 Klines/sec
729
8.45 images/sec
Camera800
9.27 images/sec
538
672.9 Kpairs/sec
N-Body Physics660
825.7 Kpairs/sec
810
5020.7 FPS
Rigid Body Physics956
5920.4 FPS
773
42.5 Mpixels/sec
Gaussian Blur237
13.0 Mpixels/sec
774
5.96 images/sec
Face Detection495
3.81 images/sec
717
17.7 Mpixels/sec
Horizon Detection809
19.9 Mpixels/sec
1224
60.0 Mpixels/sec
Image Inpainting1499
73.5 Mpixels/sec
1486
20.3 Mpixels/sec
HDR1492
20.3 Mpixels/sec
935
750.5 Kpixels/sec
Ray Tracing867
696.5 Kpixels/sec
716
6.41 Kpixels/sec
Structure from Motion787
7.05 Kpixels/sec
655
20.9 Words/sec
Speech Recognition706
22.6 Words/sec
620
24.0 images/sec
Machine Learning948
36.6 images/sec

Geekbench 5 result (multi)

1737Multi-Core Score1873
2603Crypto Score2796
1637Integer Score1734
1809Floating Point Score 2019
2603
4.44 GB/sec
AES-XTS2796
4.77 GB/sec
1585
8.02 MB/sec
Text Compression (LZMA)1948
9.85 MB/sec
2026
95.8 Mpixels/sec
Image Compression1910
90.3 Mpixels/sec
1802
5.08 MTE/sec
Navigation (using Dijkstra's algorithm)2083
5.87 MTE/sec
1387
1.63 MElements/sec
HTML51382
1.62 MElements/sec
1523
477.1 Krows/sec
SQLite1613
505.5 Krows/sec
1750
95.0 Mpixels/sec
PDF Rendering1750
95.0 Mpixels/sec
1491
475.0 KB/sec
Text Rendering1656
527.5 KB/sec
1704
13.3 Klines/sec
Clang1719
13.4 Klines/sec
1555
18.0 images/sec
Camera1649
19.1 images/sec
1401
1.75 Mpairs/sec
N-Body Physics1650
2.06 Mpairs/sec
2105
13043.2 FPS
Rigid Body Physics2616
16205.4 FPS
1515
83.3 Mpixels/sec
Gaussian Blur1577
86.7 Mpixels/sec
1608
12.4 images/sec
Face Detection1923
14.8 images/sec
1877
46.3 Mpixels/sec
Horizon Detection1899
46.8 Mpixels/sec
2451
120.2 Mpixels/sec
Image Inpainting2900
142.3 Mpixels/sec
3465
47.2 Mpixels/sec
HDR3240
44.2 Mpixels/sec
2201
1.77 Mpixels/sec
Ray Tracing2721
2.18 Mpixels/sec
1583
14.2 Kpixels/sec
Structure from Motion1637
14.7 Kpixels/sec
1094
35.0 Words/sec
Speech Recognition1331
42.6 Words/sec
1556
60.1 images/sec
Machine Learning1641
63.4 images/sec