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Core i7-9700F vs Ryzen 9 3900X


Description
The i7-9700F is based on Coffee Lake architecture while the 3900X is based on Zen 2.

Using the multithread performance as a reference, the i7-9700F gets a score of 269.9 k points while the 3900X gets 731.7 k points.

Summarizing, the 3900X is 2.7 times faster than the i7-9700F. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
870f10
Core
Coffee Lake-S
Matisse
Architecture
Base frecuency
3 GHz
3.8 GHz
Boost frecuency
4.7 GHz
4.6 GHz
Socket
LGA 1151
AM4
Cores/Threads
8/8
12/24
TDP
65 W
105 W
Cache L1 (d+i)
8x32+8x32 kB
12x32+12x32 kB
Cache L2
8x256 kB
12x512 kB
Cache L3
12288 kB
4x16384 kB
Date
April 2019
July 2019
Mean monothread perf.
60.93k points
72.51k points
Mean multithread perf.
269.85k points
756.3k 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
i7-9700F
3900X
Test#1 (Integers)
4.67k
4.46k (x0.96)
Test#2 (FP)
17.16k
18.46k (x1.08)
Test#3 (Generic, ZIP)
5.7k
8.05k (x1.41)
Test#1 (Memory)
14.37k
23.71k (x1.65)
TOTAL
41.9k
54.68k (x1.31)

Multithread

i7-9700F

3900X
Test#1 (Integers)
26.31k
52.65k (x2)
Test#2 (FP)
97.53k
265.41k (x2.72)
Test#3 (Generic, ZIP)
31.53k
140.78k (x4.47)
Test#1 (Memory)
8.94k
46.91k (x5.25)
TOTAL
164.31k
505.76k (x3.08)

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
i7-9700F
3900X
Test#1 (Integers)
16.8k
17.35k (x1.03)
Test#2 (FP)
24.08k
25.87k (x1.07)
Test#3 (Generic, ZIP)
6.06k
8.72k (x1.44)
Test#1 (Memory)
13.98k
27.86k (x1.99)
TOTAL
60.93k
79.8k (x1.31)

Multithread

i7-9700F

3900X
Test#1 (Integers)
92.79k
201.57k (x2.17)
Test#2 (FP)
135.13k
284.41k (x2.1)
Test#3 (Generic, ZIP)
33.29k
145.16k (x4.36)
Test#1 (Memory)
8.64k
100.56k (x11.64)
TOTAL
269.85k
731.7k (x2.71)

Performance/W
i7-9700F
3900X
Test#1 (Integers)
1428 points/W
1920 points/W
Test#2 (FP)
2079 points/W
2709 points/W
Test#3 (Generic, ZIP)
512 points/W
1383 points/W
Test#1 (Memory)
133 points/W
958 points/W
TOTAL
4152 points/W
6969 points/W

Performance/GHz
i7-9700F
3900X
Test#1 (Integers)
3575 points/GHz
3773 points/GHz
Test#2 (FP)
5124 points/GHz
5624 points/GHz
Test#3 (Generic, ZIP)
1290 points/GHz
1895 points/GHz
Test#1 (Memory)
2975 points/GHz
6056 points/GHz
TOTAL
12964 points/GHz
17348 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