Home Comparison Intel Core i7 12700K vs AMD Ryzen 9 3950X

Intel Core i7 12700K vs AMD Ryzen 9 3950X

We compared two desktop CPUs: Intel Core i7 12700K with 12 cores 3.6GHz and AMD Ryzen 9 3950X with 16 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 12700K 's Advantages
Released 1 years and 11 months late
Integrated graphics card
Higher specification of memory (4800 vs 3200)
Larger memory bandwidth (76.8GB/s vs 47.68GB/s)
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (3.6GHz vs 3.5GHz)
AMD Ryzen 9 3950X 's Advantages
Larger L3 cache size (64MB vs 25MB)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (105W vs 125W)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 12700K +44%
1944
AMD Ryzen 9 3950X
1349
Cinebench R23 Multi Core
Intel Core i7 12700K
22801
AMD Ryzen 9 3950X +6%
24396
Geekbench 6 Single Core
Intel Core i7 12700K +53%
2625
AMD Ryzen 9 3950X
1709
Geekbench 6 Multi Core
Intel Core i7 12700K +26%
14728
AMD Ryzen 9 3950X
11656
Cinebench 2024 Single Core
Intel Core i7 12700K +58%
114
AMD Ryzen 9 3950X
72
Cinebench 2024 Multi Core
Intel Core i7 12700K
1172
AMD Ryzen 9 3950X +13%
1325
Geekbench 5 Single Core
Intel Core i7 12700K +62%
2084
AMD Ryzen 9 3950X
1279
Geekbench 5 Multi Core
Intel Core i7 12700K +6%
15499
AMD Ryzen 9 3950X
14487
Passmark CPU Single Core
Intel Core i7 12700K +50%
4040
AMD Ryzen 9 3950X
2692
Passmark CPU Multi Core
Intel Core i7 12700K
34674
AMD Ryzen 9 3950X +12%
38953
VS

General Parameters

Oct 2021
Release Date
Nov 2019
Intel
Manufacturer
AMD
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Alder Lake
Core Architecture
Zen 2
i7-12700K
Processor Number
-
LGA-1700
Socket
AM4
UHD Graphics 770
Integrated Graphics
N/A

Package

-
Transistor Count
3.8 billions
10 nm
Manufacturing Process
7 nm
125 W
Power Consumption
105 W
190 W
Max Turbo Power Consumption
-
100°C
Peak Operating Temperature
-

CPU Performance

8
Performance Cores
16
16
Performance Core Threads
32
3.6 GHz
Performance Core Base Frequency
3.5 GHz
4.9 GHz
Performance Core Turbo Frequency
4.7 GHz
4
Efficiency Cores
-
4
Efficiency Core Threads
-
2.7 GHz
Efficiency Core Base Frequency
-
3.8 GHz
Efficiency Core Turbo Frequency
-
12
Total Core Count
16
20
Total Thread Count
32
100 MHz
Bus Frequency
100 MHz
36x
Multiplier
35x
80 K per core
L1 Cache
64 K per core
12 MB shared
L2 Cache
512 K per core
25 MB shared
L3 Cache
64 MB shared
Yes
Unlocked Multiplier
Yes

Memory Parameters

DDR5-4800, DDR4-3200
Memory Types
DDR4-3200
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
47.68 GB/s
Yes
ECC Memory Support
Yes

Graphics Card Parameters

true
Integrated Graphics
-
300 MHz
GPU Base Frequency
-
1500 MHz
GPU Max Dynamic Frequency
-
256
Shader Units
-
16
Texture Units
-
8
Raster Operation Units
-
32
Execution Units
-
15 W
Power Consumption
-
0.78 TFLOPS
Graphics Performance
-

Miscellaneous

5.0
PCIe Version
4.0
20
PCIe Lanes
16

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