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Pentium Gold 5405U vs Core i7-950


Description
The 5405U is based on Whiskey Lake architecture while the i7-950 is based on Westmere.

Using the multithread performance as a reference, the 5405U gets a score of 48.8 k points while the i7-950 gets 76.3 k points.

Summarizing, the i7-950 is 1.6 times faster than the 5405U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806eb
106a5
Core
Whiskey Lake-U
Bloomfield
Architecture
Base frecuency
2.3 GHz
3.066 GHz
Boost frecuency
2.3 GHz
3.333 GHz
Socket
BGA 1528
LGA 1366
Cores/Threads
2/4
4/4
TDP
15 W
130 W
Cache L1 (d+i)
2x32+2x32 kB
4x32+4x32 kB
Cache L2
2x256 kB
256 kB
Cache L3
2048 kB
8192 kB
Date
January 2019
June 2009
Mean monothread perf.
21.34k points
19.46k points
Mean multithread perf.
48.83k points
76.29k 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
5405U
i7-950
Test#1 (Integers)
7.01k
8.01k (x1.14)
Test#2 (FP)
9.51k
5.38k (x0.57)
Test#3 (Generic, ZIP)
2.31k
3.11k (x1.35)
Test#1 (Memory)
2.52k
2.96k (x1.18)
TOTAL
21.34k
19.46k (x0.91)

Multithread

5405U

i7-950
Test#1 (Integers)
16.03k
31.53k (x1.97)
Test#2 (FP)
24.11k
24.16k (x1)
Test#3 (Generic, ZIP)
5.59k
15.84k (x2.84)
Test#1 (Memory)
3.1k
4.75k (x1.53)
TOTAL
48.83k
76.29k (x1.56)

Performance/W
5405U
i7-950
Test#1 (Integers)
1069 points/W
243 points/W
Test#2 (FP)
1607 points/W
186 points/W
Test#3 (Generic, ZIP)
372 points/W
122 points/W
Test#1 (Memory)
207 points/W
37 points/W
TOTAL
3255 points/W
587 points/W

Performance/GHz
5405U
i7-950
Test#1 (Integers)
3046 points/GHz
2403 points/GHz
Test#2 (FP)
4134 points/GHz
1614 points/GHz
Test#3 (Generic, ZIP)
1004 points/GHz
934 points/GHz
Test#1 (Memory)
1094 points/GHz
888 points/GHz
TOTAL
9278 points/GHz
5839 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