Core 2 Duo E8400 vs Core 2 Duo E7400 | Hardlimit Benchmark Central

Core 2 Duo E8400 vs Core 2 Duo E7400

Both Core 2 Duo E8400 and Core 2 Duo E7400 monothread performance are pretty similar besides their multithread performance are pretty similar. These two models were released at the same time which could explain their performance similarity in monothread performance.

Comparison

Specs

Core 2 Duo E8400

Core 2 Duo E7400

Base frequency
3000 MHz
2800 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
6144 kb
3072 kb
Proccess
0,045 um
0,045 um
# transistors
420 M
420 M
Core
Wolfdale
Wolfdale
Architecture
Core
Core
Release date
1/2008
10/2008

Monothread performance

Mode 0 [FPU]
16827
13725 [-22.6%]
Mode I [SSE3]
17284
15112 [-14.37%]

Multithread performance

Mode 0 [FPU]
25114
25408 [+1.17%]
Mode I [SSE3]
27771
28153 [+1.38%]

Stats

Perf per MHz Mode 0
5.61
4.9 [-14.49%]
Perf per MHz Mode I
5.76
5.4 [-6.67%]
Perf per watt Mode 0
386.37
390.89 [+1.17%]
Perf per watt Mode I
427.25
433.12 [+1.37%]

Overclocking

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

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