Intel Core 2 Duo E4400 vs Intel Pentium 987

What is the difference between Intel Core 2 Duo E4400 and Intel Pentium 987. Find out which CPU has better performance.

Performance (Benchmarks)

236Geekbench 5 Single-Core Score235
426Geekbench 5 Multi-Core Score409
PassMark CPU Mark Rating653
PassMark Single Thread Rating628
4933DMark Time Spy Physics Score

Processor Specs

Intel Core 2 Duo E4400ProcessorIntel Pentium 987
2000 MHzFrequency1500 MHz
2Cores2
2Threads2
65 WTDP17 W
GPUIntel HD Graphics for 2nd Generation Intel Processors
ConroeCodenameSandy Bridge
LGA775PackageFCBGA1023

Geekbench 5 Benchmark

246Single-Core Score234
498Multi-Core Score371
Geekbench 5.1.0 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 SystemMicrosoft Windows 10 Pro (64-bit)
HP-Pavilion GF991AA-ACJ a6130inModelAcer Aspire V5-431
ASUSTek Computer INC. LEONITEMotherboardAcer Aspire V5-431
High performancePower PlanHigh performance

CPU Specifications

Intel Core 2 Duo E4400NameIntel Pentium 987
1 Processor, 2 CoresTopology1 Processor, 2 Cores
GenuineIntel Family 6 Model 15 Stepping 2IdentifierGenuineIntel Family 6 Model 42 Stepping 7
2.00 GHzBase Frequency1.50 GHz
2.00 GHzMaximum Frequency1496 MHz
Socket 775 LGAPackageSocket 1023 FCBGA
ConroeCodenameSandy Bridge
32.0 KB x 2L1 Instruction Cache32.0 KB x 1
32.0 KB x 2L1 Data Cache32.0 KB x 1
2.00 MB x 1L2 Cache256 KB x 1
L3 Cache2.00 MB x 1

Memory Information

4.00 GBSize6.00 GB
332 MHzFrequency665 MHz
DDR2 SDRAMTypeDDR3 SDRAM
2Channels2

Geekbench 5 result (single)

246Single-Core Score234
36Crypto Score30
264Integer Score248
243Floating Point Score 237
36
63.5 MB/sec
AES-XTS30
52.0 MB/sec
351
1.78 MB/sec
Text Compression (LZMA)303
1.53 MB/sec
338
16.0 Mpixels/sec
Image Compression239
11.3 Mpixels/sec
201
566.1 KTE/sec
Navigation (using Dijkstra's algorithm)214
602.9 KTE/sec
272
319.9 KElements/sec
HTML5241
282.6 KElements/sec
313
98.0 Krows/sec
SQLite240
75.2 Krows/sec
288
15.6 Mpixels/sec
PDF Rendering271
14.7 Mpixels/sec
171
54.5 KB/sec
Text Rendering264
84.1 KB/sec
265
2.07 Klines/sec
Clang219
1.71 Klines/sec
236
2.74 images/sec
Camera252
2.92 images/sec
148
185.3 Kpairs/sec
N-Body Physics188
235.4 Kpairs/sec
290
1796.6 FPS
Rigid Body Physics266
1647.1 FPS
115
6.31 Mpixels/sec
Gaussian Blur197
10.8 Mpixels/sec
331
2.55 images/sec
Face Detection253
1.95 images/sec
348
8.58 Mpixels/sec
Horizon Detection288
7.09 Mpixels/sec
363
17.8 Mpixels/sec
Image Inpainting425
20.9 Mpixels/sec
474
6.46 Mpixels/sec
HDR502
6.85 Mpixels/sec
328
263.1 Kpixels/sec
Ray Tracing303
243.4 Kpixels/sec
193
1.73 Kpixels/sec
Structure from Motion177
1.59 Kpixels/sec
266
8.50 Words/sec
Speech Recognition175
5.60 Words/sec
105
4.06 images/sec
Machine Learning92
3.55 images/sec

Geekbench 5 result (multi)

498Multi-Core Score371
78Crypto Score32
538Integer Score371
480Floating Point Score 427
78
135.8 MB/sec
AES-XTS32
56.2 MB/sec
706
3.57 MB/sec
Text Compression (LZMA)397
2.01 MB/sec
687
32.5 Mpixels/sec
Image Compression479
22.6 Mpixels/sec
374
1.06 MTE/sec
Navigation (using Dijkstra's algorithm)432
1.22 MTE/sec
524
615.4 KElements/sec
HTML5418
490.5 KElements/sec
628
196.8 Krows/sec
SQLite385
120.5 Krows/sec
564
30.6 Mpixels/sec
PDF Rendering329
17.9 Mpixels/sec
424
135.0 KB/sec
Text Rendering322
102.6 KB/sec
590
4.59 Klines/sec
Clang324
2.52 Klines/sec
451
5.22 images/sec
Camera297
3.45 images/sec
311
388.9 Kpairs/sec
N-Body Physics256
319.7 Kpairs/sec
580
3595.9 FPS
Rigid Body Physics296
1836.3 FPS
472
25.9 Mpixels/sec
Gaussian Blur487
26.8 Mpixels/sec
660
5.08 images/sec
Face Detection481
3.70 images/sec
610
15.0 Mpixels/sec
Horizon Detection510
12.6 Mpixels/sec
629
30.8 Mpixels/sec
Image Inpainting687
33.7 Mpixels/sec
903
12.3 Mpixels/sec
HDR875
11.9 Mpixels/sec
640
513.7 Kpixels/sec
Ray Tracing591
474.7 Kpixels/sec
371
3.32 Kpixels/sec
Structure from Motion316
2.83 Kpixels/sec
393
12.6 Words/sec
Speech Recognition337
10.8 Words/sec
173
6.67 images/sec
Machine Learning252
9.74 images/sec