Core 2 Quad Q8400 vs Pentium Dual-Core E5400 | Hardlimit Benchmark Central

Core 2 Quad Q8400 vs Pentium Dual-Core E5400

Both Core 2 Quad Q8400 and Pentium Dual-Core E5400 have an identical monothread performance although their multithread performance are pretty different. These two models were released at the same time which could explain their performance similarity in monothread performance.

Comparison

Specs

Core 2 Quad Q8400

Pentium Dual-Core E5400

Base frequency
2666 MHz
2700 MHz
Socket
LGA 775
LGA 775
Cores
4
2
Threads
4
2
TDP
95 W
65 W
L1 cache
128+128 kb
32+32 kb
L2 cache
4096 kb
2048 kb
Proccess
0,045 um
0,045 um
# transistors
548 M
228 M
Core
Yorkfield
Wolfdale
Architecture
Core
Core
Release date
4/2009
1/2009

Monothread performance

Mode 0 [FPU]
12781
12778 [-0.02%]
Mode I [SSE3]
14095
14093 [-0.01%]

Multithread performance

Mode 0 [FPU]
47253
24272 [-94.68%]
Mode I [SSE3]
52249
26947 [-93.9%]

Stats

Perf per MHz Mode 0
4.79
4.73 [-1.27%]
Perf per MHz Mode I
5.29
5.22 [-1.34%]
Perf per watt Mode 0
497.4
373.42 [-33.2%]
Perf per watt Mode I
549.99
414.57 [-32.67%]

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