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Xeon E5-2620 v4 vs Core i5-10400T


Description
The E5-2620 v4 is based on Broadwell architecture while the i5-10400T is based on Comet Lake.

Using the multithread performance as a reference, the E5-2620 v4 gets a score of 237.8 k points while the i5-10400T gets 307.2 k points.

Summarizing, the i5-10400T is 1.3 times faster than the E5-2620 v4. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
406f1
a0653
Core
Broadwell-EP
Comet Lake-S
Architecture
Base frecuency
2.1 GHz
2 GHz
Boost frecuency
3 GHz
3.6 GHz
Socket
Socket 2011-3
FC-LGA 1200
Cores/Threads
8/16
6/12
TDP
85 W
35 W
Cache L1 (d+i)
8x32+8x32 kB
6x32+6x32 kB
Cache L2
8x256 kB
6x256 kB
Cache L3
20480 kB
12288 kB
Date
March 2016
April 2020
Mean monothread perf.
29.39k points
57.85k points
Mean multithread perf.
237.83k points
307.18k 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
E5-2620 v4
i5-10400T
Test#1 (Integers)
2.6k
4k (x1.54)
Test#2 (FP)
7.55k
14.19k (x1.88)
Test#3 (Generic, ZIP)
2.61k
4.62k (x1.77)
Test#1 (Memory)
2.03k
11.03k (x5.44)
TOTAL
14.79k
33.84k (x2.29)

Multithread

E5-2620 v4

i5-10400T
Test#1 (Integers)
17.41k
22.77k (x1.31)
Test#2 (FP)
75.46k
96.59k (x1.28)
Test#3 (Generic, ZIP)
26.25k
31.65k (x1.21)
Test#1 (Memory)
4.65k
2.45k (x0.53)
TOTAL
123.78k
153.46k (x1.24)

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
E5-2620 v4
i5-10400T
Test#1 (Integers)
8.22k
12.61k (x1.53)
Test#2 (FP)
12.06k
17.94k (x1.49)
Test#3 (Generic, ZIP)
4.01k
4.83k (x1.21)
Test#1 (Memory)
2.89k
10.81k (x3.74)
TOTAL
27.18k
46.19k (x1.7)

Multithread

E5-2620 v4

i5-10400T
Test#1 (Integers)
61.34k
74.62k (x1.22)
Test#2 (FP)
90.21k
119.63k (x1.33)
Test#3 (Generic, ZIP)
26.2k
32.65k (x1.25)
Test#1 (Memory)
4.62k
2.52k (x0.54)
TOTAL
182.37k
229.42k (x1.26)

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
E5-2620 v4
i5-10400T
Test#1 (Integers)
6.04k
12.5k (x2.07)
Test#2 (FP)
10.18k
19.05k (x1.87)
Test#3 (Generic, ZIP)
2.74k
4.72k (x1.72)
Test#1 (Memory)
2.41k
10.3k (x4.28)
TOTAL
21.37k
46.57k (x2.18)

Multithread

E5-2620 v4

i5-10400T
Test#1 (Integers)
47.51k
74.58k (x1.57)
Test#2 (FP)
75.12k
126.96k (x1.69)
Test#3 (Generic, ZIP)
19.72k
31.76k (x1.61)
Test#1 (Memory)
5.45k
2.5k (x0.46)
TOTAL
147.8k
235.8k (x1.6)

AVX2 optimized benchmark
The benchmark in mode III (AVX2), like AVX1, is optimized to used 256 bits registers beside the second version of the Advanced Vector Extensions (AVX). The first AVX2 compatible CPU was released in 2013.
Monothread
E5-2620 v4
i5-10400T
Test#1 (Integers)
12.16k
22k (x1.81)
Test#2 (FP)
11.82k
19.98k (x1.69)
Test#3 (Generic, ZIP)
3.02k
4.57k (x1.51)
Test#1 (Memory)
2.4k
11.31k (x4.72)
TOTAL
29.39k
57.85k (x1.97)

Multithread

E5-2620 v4

i5-10400T
Test#1 (Integers)
103.77k
136.69k (x1.32)
Test#2 (FP)
102.28k
135.25k (x1.32)
Test#3 (Generic, ZIP)
26.13k
32.76k (x1.25)
Test#1 (Memory)
5.65k
2.48k (x0.44)
TOTAL
237.83k
307.18k (x1.29)

Performance/W
E5-2620 v4
i5-10400T
Test#1 (Integers)
1221 points/W
3905 points/W
Test#2 (FP)
1203 points/W
3864 points/W
Test#3 (Generic, ZIP)
307 points/W
936 points/W
Test#1 (Memory)
66 points/W
71 points/W
TOTAL
2798 points/W
8776 points/W

Performance/GHz
E5-2620 v4
i5-10400T
Test#1 (Integers)
4054 points/GHz
6111 points/GHz
Test#2 (FP)
3939 points/GHz
5549 points/GHz
Test#3 (Generic, ZIP)
1005 points/GHz
1268 points/GHz
Test#1 (Memory)
799 points/GHz
3141 points/GHz
TOTAL
9798 points/GHz
16069 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