Intel Pentium G645 vs Intel Core i7-2677M

What is the difference between Intel Pentium G645 and Intel Core i7-2677M. Find out which CPU has better performance.

Performance (Benchmarks)

512Geekbench 5 Single-Core Score475
941Geekbench 5 Multi-Core Score929
1331PassMark CPU Mark Rating1993
1290PassMark Single Thread Rating1240

Processor Specs

Intel Pentium G645ProcessorIntel Core i7-2677M
2900 MHzFrequency1800 MHz
Maximum Frequency2900 MHz
2Cores2
2Threads4
65 WTDP17 W
Intel HD Graphics for 2nd Generation Intel ProcessorsGPUIntel HD Graphics 3000
Sandy BridgeCodenameSandy Bridge
FCLGA1155PackageFCBGA1023

Geekbench 5 Benchmark

516Single-Core Score475
1025Multi-Core Score957
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 10.15.7 (Build 19H2)
LG Electronics Z50PS.ARG686ModelMacBook Air (11-inch Mid 2011)
Model IDMacBookAir4,1
PC Partner Limited A236MotherboardApple Inc. Mac-C08A6BB70A942AC2 MacBookAir4,1

CPU Specifications

Intel Pentium G645NameIntel Core i7-2677M
1 Processor, 2 CoresTopology1 Processor, 2 Cores, 4 Threads
GenuineIntel Family 6 Model 42 Stepping 7IdentifierGenuineIntel Family 6 Model 42 Stepping 7
2.89 GHzBase Frequency1.80 GHz
2893 MHzMaximum Frequency
Socket 1155 LGAPackage
Sandy BridgeCodename
32.0 KB x 1L1 Instruction Cache32.0 KB x 2
32.0 KB x 1L1 Data Cache32.0 KB x 2
256 KB x 1L2 Cache256 KB x 2
3.00 MB x 1L3 Cache4.00 MB x 1

Memory Information

6.00 GBSize4.00 GB
665 MHzFrequency
Transfer Rate1333 MT/s
DDR3 SDRAMTypeDDR3
2Channels

Geekbench 5 result (single)

516Single-Core Score475
60Crypto Score457
530Integer Score443
562Floating Point Score 547
60
105.3 MB/sec
AES-XTS457
797.4 MB/sec
578
2.92 MB/sec
Text Compression (LZMA)508
2.57 MB/sec
631
29.9 Mpixels/sec
Image Compression420
19.9 Mpixels/sec
562
1.58 MTE/sec
Navigation (using Dijkstra's algorithm)455
1.28 MTE/sec
524
615.4 KElements/sec
HTML5345
404.7 KElements/sec
498
156.0 Krows/sec
SQLite402
126.0 Krows/sec
544
29.5 Mpixels/sec
PDF Rendering473
25.7 Mpixels/sec
475
151.3 KB/sec
Text Rendering460
146.7 KB/sec
479
3.73 Klines/sec
Clang428
3.34 Klines/sec
495
5.74 images/sec
Camera522
6.05 images/sec
421
526.5 Kpairs/sec
N-Body Physics416
521.0 Kpairs/sec
595
3688.1 FPS
Rigid Body Physics644
3990.9 FPS
453
24.9 Mpixels/sec
Gaussian Blur447
24.6 Mpixels/sec
560
4.31 images/sec
Face Detection541
4.16 images/sec
608
15.0 Mpixels/sec
Horizon Detection532
13.1 Mpixels/sec
939
46.1 Mpixels/sec
Image Inpainting833
40.9 Mpixels/sec
1041
14.2 Mpixels/sec
HDR774
10.5 Mpixels/sec
684
549.4 Kpixels/sec
Ray Tracing676
543.2 Kpixels/sec
424
3.80 Kpixels/sec
Structure from Motion389
3.48 Kpixels/sec
515
16.5 Words/sec
Speech Recognition518
16.6 Words/sec
312
12.1 images/sec
Machine Learning431
16.7 images/sec

Geekbench 5 result (multi)

1025Multi-Core Score957
120Crypto Score1063
1079Integer Score943
1058Floating Point Score 968
120
209.5 MB/sec
AES-XTS1063
1.81 GB/sec
1157
5.85 MB/sec
Text Compression (LZMA)1205
6.09 MB/sec
1245
58.9 Mpixels/sec
Image Compression966
45.7 Mpixels/sec
1010
2.85 MTE/sec
Navigation (using Dijkstra's algorithm)1278
3.60 MTE/sec
1056
1.24 MElements/sec
HTML5744
874.1 KElements/sec
1019
319.3 Krows/sec
SQLite905
283.6 Krows/sec
1117
60.6 Mpixels/sec
PDF Rendering911
49.5 Mpixels/sec
991
315.6 KB/sec
Text Rendering897
285.8 KB/sec
1064
8.29 Klines/sec
Clang916
7.14 Klines/sec
1074
12.4 images/sec
Camera787
9.13 images/sec
931
1.17 Mpairs/sec
N-Body Physics1028
1.29 Mpairs/sec
1194
7400.2 FPS
Rigid Body Physics1384
8575.9 FPS
1171
64.4 Mpixels/sec
Gaussian Blur794
43.7 Mpixels/sec
1128
8.68 images/sec
Face Detection1069
8.23 images/sec
1187
29.3 Mpixels/sec
Horizon Detection792
19.5 Mpixels/sec
1645
80.7 Mpixels/sec
Image Inpainting1537
75.4 Mpixels/sec
2045
27.9 Mpixels/sec
HDR1700
23.2 Mpixels/sec
1438
1.15 Mpixels/sec
Ray Tracing1190
955.6 Kpixels/sec
814
7.29 Kpixels/sec
Structure from Motion622
5.57 Kpixels/sec
715
22.8 Words/sec
Speech Recognition841
26.9 Words/sec
377
14.6 images/sec
Machine Learning452
17.5 images/sec