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Core 2 Quad Q8400 vs Core i3-6100T


Description
The Q8400 is based on Core architecture while the i3-6100T is based on Skylake.

Using the multithread performance as a reference, the Q8400 gets a score of 47.1 k points while the i3-6100T gets 50.5 k points.

Summarizing, the i3-6100T is 1.1 times faster than the Q8400 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
1067a
506e3
Core
Yorkfield
Skylake-S
Architecture
Base frecuency
2.666 GHz
3.2 GHz
Socket
LGA 775
LGA 1151
Cores/Threads
4/4
2/4
TDP
95 W
35 W
Cache L1 (d+i)
128+128 kB
2x32+2x32 kB
Cache L2
4096 kB
2x256 kB
Cache L3
0 kB
3072 kB
Date
April 2009
November 2015
Mean monothread perf.
14.04k points
43.92k points
Mean multithread perf.
51.92k points
105.21k 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
Q8400
i3-6100T
Test#1 (Integers)
2.44k
3.14k (x1.28)
Test#2 (FP)
6.24k
12.26k (x1.97)
Test#3 (Generic, ZIP)
2.62k
3.94k (x1.5)
Test#1 (Memory)
1.43k
2.21k (x1.55)
TOTAL
12.73k
21.55k (x1.69)

Multithread

Q8400

i3-6100T
Test#1 (Integers)
9.71k
6.52k (x0.67)
Test#2 (FP)
24.81k
30.61k (x1.23)
Test#3 (Generic, ZIP)
10.51k
10.59k (x1.01)
Test#1 (Memory)
2.03k
2.77k (x1.37)
TOTAL
47.05k
50.49k (x1.07)

Performance/W
Q8400
i3-6100T
Test#1 (Integers)
102 points/W
186 points/W
Test#2 (FP)
261 points/W
875 points/W
Test#3 (Generic, ZIP)
111 points/W
302 points/W
Test#1 (Memory)
21 points/W
79 points/W
TOTAL
495 points/W
1442 points/W

Performance/GHz
Q8400
i3-6100T
Test#1 (Integers)
916 points/GHz
980 points/GHz
Test#2 (FP)
2340 points/GHz
3832 points/GHz
Test#3 (Generic, ZIP)
983 points/GHz
1231 points/GHz
Test#1 (Memory)
535 points/GHz
690 points/GHz
TOTAL
4774 points/GHz
6733 points/GHz

Monothread performance graph
Monothread performance graphics gives the performance vs time. They are useful to measure the time it takes to the CPU to reach the maximum performance.

Usually, CPU's performance will be steady during these tests but if it has a slow frequency strategy, the first samples will show a lower score.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Multithread performance graph
Multithread graphs measure the performance against a heavy load during certain time.

If CPU's TDP doesn't limit the frequency and the machine is properly cooled, performance should remain steady vs time. Otherwise, the performance score will oscillate or decrease over time.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Hardlimit Benchmark Central - Ver. 3.11.4