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Core 2 Duo T6400 vs Core Duo T2450


Description
The T6400 is based on Core architecture while the T2450 is based on Mobile.

Using the multithread performance as a reference, the T6400 gets a score of 17.1 k points while the T2450 gets 11.4 k points.

Summarizing, the T6400 is 1.5 times faster than the T2450. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
1067a
6ec
Core
Penryn-3M
Yonah
Architecture
Core
Base frecuency
2 GHz
2 GHz
Socket
FC-PGA
micro FC-PGA 478-pin
Cores/Threads
2/2
2/2
TDP
35 W
W
Cache L1 (d+i)
2x32+2x32 kB
2x32+2x32 kB
Cache L2
2048 kB
2048 kB
Cache L3
0 kB
kB
Date
January 2009
Mean monothread perf.
10.08k points
6.49k points
Mean multithread perf.
17.08k points
11.37k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
T6400
T2450
Test#1 (Integers)
1.76k
1.04k (x0.59)
Test#2 (FP)
4.63k
1.85k (x0.4)
Test#3 (Generic, ZIP)
1.86k
1.76k (x0.95)
Test#1 (Memory)
1k
0.97k (x0.97)
TOTAL
9.24k
5.62k (x0.61)

Multithread

T6400

T2450
Test#1 (Integers)
3.21k
1.78k (x0.55)
Test#2 (FP)
8.75k
3.51k (x0.4)
Test#3 (Generic, ZIP)
3.47k
3.05k (x0.88)
Test#1 (Memory)
1.14k
0.94k (x0.82)
TOTAL
16.58k
9.28k (x0.56)

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
T6400
T2450
Test#1 (Integers)
2.26k
1.81k (x0.8)
Test#2 (FP)
4.98k
1.96k (x0.39)
Test#3 (Generic, ZIP)
1.89k
1.81k (x0.96)
Test#1 (Memory)
0.96k
0.9k (x0.95)
TOTAL
10.08k
6.49k (x0.64)

Multithread

T6400

T2450
Test#1 (Integers)
4.06k
3.41k (x0.84)
Test#2 (FP)
8.53k
3.89k (x0.46)
Test#3 (Generic, ZIP)
3.38k
3.1k (x0.92)
Test#1 (Memory)
1.11k
0.97k (x0.87)
TOTAL
17.08k
11.37k (x0.67)

Performance/W
T6400
T2450
Test#1 (Integers)
116 points/W