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Core i5-10400T vs Xeon E5-2680 v2


Description
The i5-10400T is based on Comet Lake architecture while the E5-2680 v2 is based on Ivy Bridge.

Using the multithread performance as a reference, the i5-10400T gets a score of 235.8 k points while the E5-2680 v2 gets 551.1 k points.

Summarizing, the E5-2680 v2 is 2.3 times faster than the i5-10400T. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0653
306e4
Core
Comet Lake-S
Ivy Bridge-EP
Architecture
Base frecuency
2 GHz
2.8 GHz
Boost frecuency
3.6 GHz
3.6 GHz
Socket
FC-LGA 1200
LGA 2011
Cores/Threads
6/12
10 /20
TDP
35 W
115 W
Cache L1 (d+i)
6x32+6x32 kB
10x32+10x32 kB
Cache L2
6x256 kB
10x256 kB
Cache L3
12288 kB
25600 kB
Date
April 2020
September 2013
Mean monothread perf.
57.85k points
28.23k points
Mean multithread perf.
307.18k points
551.1k points

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
i5-10400T
E5-2680 v2
Test#1 (Integers)
12.61k
11.96k (x0.95)
Test#2 (FP)
17.94k
10.73k (x0.6)
Test#3 (Generic, ZIP)
4.83k
4.59k (x0.95)
Test#1 (Memory)
10.81k
4.31k (x0.4)
TOTAL
46.19k
31.6k (x0.68)

Multithread

i5-10400T

E5-2680 v2
Test#1 (Integers)
74.62k
218.24k (x2.92)
Test#2 (FP)
119.63k
206.92k (x1.73)
Test#3 (Generic, ZIP)
32.65k
100.37k (x3.07)
Test#1 (Memory)
2.52k
11.45k (x4.54)
TOTAL
229.42k
536.99k (x2.34)

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i5-10400T
E5-2680 v2
Test#1 (Integers)
12.5k
10.55k (x0.84)
Test#2 (FP)
19.05k
10.02k (x0.53)
Test#3 (Generic, ZIP)
4.72k
3.99k (x0.85)
Test#1 (Memory)
10.3k
3.66k (x0.36)
TOTAL
46.57k
28.23k (x0.61)

Multithread

i5-10400T

E5-2680 v2
Test#1 (Integers)
74.58k
215.04k (x2.88)
Test#2 (FP)
126.96k
230.43k (x1.81)
Test#3 (Generic, ZIP)
31.76k
96.87k (x3.05)
Test#1 (Memory)
2.5k
8.76k (x3.51)
TOTAL
235.8k
551.1k (x2.34)

Performance/W
i5-10400T
E5-2680 v2
Test#1 (Integers)
2131 points/W
1870 points/W
Test#2 (FP)
3627 points/W
2004 points/W
Test#3 (Generic, ZIP)
907 points/W
842 points/W
Test#1 (Memory)
71 points/W
76 points/W
TOTAL
6737 points/W
4792 points/W

Performance/GHz
i5-10400T
E5-2680 v2
Test#1 (Integers)
3472 points/GHz
2931 points/GHz
Test#2 (FP)
5292 points/GHz
2784 points/GHz
Test#3 (Generic, ZIP)
1312 points/GHz
1109 points/GHz
Test#1 (Memory)
2860 points/GHz
1017 points/GHz
TOTAL
12936 points/GHz
7841 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