Intel Core i7 14700KF vs AMD Ryzen 9 3900XT
We compared two desktop CPUs: Intel Core i7 14700KF with 20 cores 3.4GHz and AMD Ryzen 9 3900XT with 12 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 14700KF 's Advantages
Released 3 years and 3 months late
Higher specification of memory (5600 vs 3200)
Larger memory bandwidth (89.6GB/s vs 47.68GB/s)
Newer PCIe version (5.0 vs 4.0)
AMD Ryzen 9 3900XT 's Advantages
Higher base frequency (3.8GHz vs 3.4GHz)
Larger L3 cache size (64MB vs 33MB)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (105W vs 125W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 14700KF
+61%
2174
AMD Ryzen 9 3900XT
1350
Cinebench R23 Multi Core
Intel Core i7 14700KF
+88%
34805
AMD Ryzen 9 3900XT
18437
Geekbench 6 Single Core
Intel Core i7 14700KF
+72%
3041
AMD Ryzen 9 3900XT
1763
Geekbench 6 Multi Core
Intel Core i7 14700KF
+92%
21268
AMD Ryzen 9 3900XT
11025
Cinebench 2024 Single Core
Intel Core i7 14700KF
+65%
131
AMD Ryzen 9 3900XT
79
Cinebench 2024 Multi Core
Intel Core i7 14700KF
+88%
2021
AMD Ryzen 9 3900XT
1074
Blender
Intel Core i7 14700KF
+114%
561
AMD Ryzen 9 3900XT
261
Passmark CPU Single Core
Intel Core i7 14700KF
+62%
4488
AMD Ryzen 9 3900XT
2769
Passmark CPU Multi Core
Intel Core i7 14700KF
+62%
53538
AMD Ryzen 9 3900XT
32856
General Parameters
Oct 2023
Release Date
Jul 2020
Intel
Manufacturer
AMD
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Raptor Lake Refresh
Core Architecture
Zen 2 (Matisse)
i7-14700KF
Processor Number
-
LGA-1700
Socket
AM4
No
Integrated Graphics
No
Package
-
Transistor Count
3.8 billions
10 nm
Manufacturing Process
7 nm
125 W
Power Consumption
105 W
253 W
Max Turbo Power Consumption
-
100°C
Peak Operating Temperature
95°C
CPU Performance
8
Performance Cores
12
16
Performance Core Threads
24
3.4 GHz
Performance Core Base Frequency
3.8 GHz
5.6 GHz
Performance Core Turbo Frequency
4.7 GHz
12
Efficiency Cores
-
12
Efficiency Core Threads
-
2.5 GHz
Efficiency Core Base Frequency
-
4.3 GHz
Efficiency Core Turbo Frequency
-
20
Total Core Count
12
28
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
34x
Multiplier
38x
80 K per core
L1 Cache
64 K per core
2 MB per core
L2 Cache
512 K per core
33 MB shared
L3 Cache
64 MB shared
Yes
Unlocked Multiplier
Yes
Memory Parameters
DDR5-5600, DDR4-3200
Memory Types
DDR4-3200
192 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
89.6 GB/s
Max Memory Bandwidth
47.68 GB/s
Yes
ECC Memory Support
Yes
