Pentium Dual-Core E5400 vs Core 2 Duo E8400 | Hardlimit Benchmark Central

Pentium Dual-Core E5400 vs Core 2 Duo E8400

The Pentium Dual-Core E5400 and Core 2 Duo E8400 monothread performance are slightly different furthermore their multithread performance are slightly different. These two models were released almost at the same time which doesn't explain their performance difference so we should check if they belong to the same range.

Comparison

Specs

Pentium Dual-Core E5400

Core 2 Duo E8400

Base frequency
2700 MHz
3000 MHz
Socket
LGA 775
LGA 775
Cores
2
2
Threads
2
2
TDP
65 W
65 W
L1 cache
32+32 kb
32+32 kb
L2 cache
2048 kb
6144 kb
Proccess
0,045 um
0,045 um
# transistors
228 M
420 M
Core
Wolfdale
Wolfdale
Architecture
Core
Core
Release date
1/2009
1/2008

Monothread performance

Mode 0 [FPU]
12778
16827 [+31.69%]
Mode I [SSE3]
14093
17284 [+22.64%]

Multithread performance

Mode 0 [FPU]
24272
25114 [+3.47%]
Mode I [SSE3]
26947
27771 [+3.06%]

Stats

Perf per MHz Mode 0
4.73
5.61 [+18.6%]
Perf per MHz Mode I
5.22
5.76 [+10.34%]
Perf per watt Mode 0
373.42
386.37 [+3.47%]
Perf per watt Mode I
414.57
427.25 [+3.06%]

Overclocking

The best frequency
-
3836 MHz
Second-best frequency
-
3836 MHz
Third-best frequency
-
3836 MHz

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