AMD Phenom II X4 840 vs AMD Athlon II X4 645

What is the difference between AMD Phenom II X4 840 and AMD Athlon II X4 645. Find out which CPU has better performance.

Performance (Benchmarks)

376Geekbench 5 Single-Core Score373
1252Geekbench 5 Multi-Core Score1243
2354PassMark CPU Mark Rating2223
1306PassMark Single Thread Rating1256

Processor Specs

AMD Phenom II X4 840ProcessorAMD Athlon II X4 645
3200 MHzFrequency3100 MHz
4Cores4
4Threads4
95 WTDP95 W
PropusCodenamePropus
Socket AM3PackageSocket AM3 (938)

Geekbench 5 Benchmark

378Single-Core Score372
1253Multi-Core Score1345
Geekbench 5.3.2 Tryout for Windows x86 (64-bit)BenchmarkGeekbench 5.4.1 Tryout for Windows x86 (64-bit)

System Information

Microsoft Windows 10 Pro (64-bit)Operating SystemWindows 10 LTSC (64-bit)
To be filled by O.E.M. To be filled by O.E.M.ModelSystem manufacturer System Product Name
ASUSTeK COMPUTER INC. M5A97 PROMotherboardASUSTeK Computer INC. M4A88TD-V EVO/USB3
BalancedPower Plan

CPU Specifications

AMD Phenom II X4 840NameAMD Athlon II X4 645
1 Processor, 4 CoresTopology1 Processor, 4 Cores
AuthenticAMD Family 16 Model 5 Stepping 3IdentifierAuthenticAMD Family 16 Model 5 Stepping 3
3.47 GHzBase Frequency3.11 GHz
3.47 GHzMaximum Frequency3113 MHz
Socket AM3 (938)PackageSocket AM3 (938)
PropusCodenamePropus
64.0 KB x 4L1 Instruction Cache64.0 KB x 4
64.0 KB x 4L1 Data Cache64.0 KB x 4
512 KB x 4L2 Cache512 KB x 4

Memory Information

16.00 GBSize4.00 GB
866 MHzFrequency669 MHz
DDR3 SDRAMTypeDDR3 SDRAM
1Channels2

Geekbench 5 result (single)

378Single-Core Score372
57Crypto Score60
432Integer Score425
314Floating Point Score 308
57
99.4 MB/sec
AES-XTS60
103.9 MB/sec
474
2.40 MB/sec
Text Compression (LZMA)455
2.30 MB/sec
563
26.6 Mpixels/sec
Image Compression546
25.8 Mpixels/sec
385
1.09 MTE/sec
Navigation (using Dijkstra's algorithm)375
1.06 MTE/sec
471
553.0 KElements/sec
HTML5457
536.9 KElements/sec
447
140.1 Krows/sec
SQLite433
135.8 Krows/sec
427
23.2 Mpixels/sec
PDF Rendering435
23.6 Mpixels/sec
392
124.8 KB/sec
Text Rendering383
121.9 KB/sec
432
3.36 Klines/sec
Clang431
3.36 Klines/sec
337
3.91 images/sec
Camera340
3.94 images/sec
205
256.0 Kpairs/sec
N-Body Physics196
245.6 Kpairs/sec
468
2900.0 FPS
Rigid Body Physics466
2887.3 FPS
198
10.9 Mpixels/sec
Gaussian Blur190
10.4 Mpixels/sec
284
2.19 images/sec
Face Detection287
2.21 images/sec
322
7.93 Mpixels/sec
Horizon Detection315
7.76 Mpixels/sec
529
26.0 Mpixels/sec
Image Inpainting521
25.6 Mpixels/sec
703
9.58 Mpixels/sec
HDR684
9.32 Mpixels/sec
416
334.4 Kpixels/sec
Ray Tracing391
313.6 Kpixels/sec
238
2.13 Kpixels/sec
Structure from Motion235
2.10 Kpixels/sec
278
8.89 Words/sec
Speech Recognition271
8.65 Words/sec
164
6.35 images/sec
Machine Learning169
6.55 images/sec

Geekbench 5 result (multi)

1253Multi-Core Score1345
233Crypto Score232
1411Integer Score1513
1081Floating Point Score 1167
233
407.0 MB/sec
AES-XTS232
404.8 MB/sec
1665
8.42 MB/sec
Text Compression (LZMA)1720
8.70 MB/sec
1985
93.9 Mpixels/sec
Image Compression2104
99.5 Mpixels/sec
805
2.27 MTE/sec
Navigation (using Dijkstra's algorithm)983
2.77 MTE/sec
1736
2.04 MElements/sec
HTML51816
2.13 MElements/sec
1666
521.9 Krows/sec
SQLite1615
506.0 Krows/sec
1513
82.1 Mpixels/sec
PDF Rendering1540
83.6 Mpixels/sec
1092
347.8 KB/sec
Text Rendering1218
387.9 KB/sec
1565
12.2 Klines/sec
Clang1642
12.8 Klines/sec
1111
12.9 images/sec
Camera1291
15.0 images/sec
650
813.5 Kpairs/sec
N-Body Physics720
900.7 Kpairs/sec
1789
11080.9 FPS
Rigid Body Physics1841
11405.7 FPS
962
52.9 Mpixels/sec
Gaussian Blur937
51.5 Mpixels/sec
1050
8.09 images/sec
Face Detection1118
8.61 images/sec
1133
27.9 Mpixels/sec
Horizon Detection1167
28.8 Mpixels/sec
1625
79.7 Mpixels/sec
Image Inpainting1916
94.0 Mpixels/sec
2532
34.5 Mpixels/sec
HDR2531
34.5 Mpixels/sec
1622
1.30 Mpixels/sec
Ray Tracing1683
1.35 Mpixels/sec
914
8.19 Kpixels/sec
Structure from Motion888
7.95 Kpixels/sec
782
25.0 Words/sec
Speech Recognition938
30.0 Words/sec
371
14.3 images/sec
Machine Learning495
19.1 images/sec