Intel Core i9 9940X vs AMD Ryzen 7 7700X3D
CPU · Specs Compare
General Parameters
Release Date
Oct 2018
May 2026
Manufacturer
Intel
AMD
Type
Desktop
Desktop
Instruction Set
x86-64
—
Core Architecture
Skylake
Raphael
Processor Number
i9-9940X
—
Integrated Graphics
N/A
Radeon Graphics
Generation
—
Ryzen 7 (Zen 4 (Raphael))
Package
Manufacturing Process
14 nm
5 nm
Socket
LGA-2066
AMD Socket AM5
Power Consumption
165 W
120 W
Peak Operating Temperature
88 °C
89°C
Transistor Count
—
11.27 billions
Foundry
—
TSMC
Die Size
—
71 mm²
I/O Process Size
—
6 nm
I/O Die Size
—
122 mm²
Package
—
FC-LGA1718
CPU Performance
Performance Cores
14
—
Performance Core Threads
28
—
Performance Core Base Frequency
3.3 GHz
4 GHz
Performance Core Turbo Frequency
4.4 GHz
4.5 GHz
Total Core Count
14
8
Total Thread Count
28
16
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
40.0
L1 Cache
64 K per core
64 KB per core
L2 Cache
1 MB per core
1 MB per core
L3 Cache
20 MB shared
96 MB shared
Unlocked Multiplier
Yes
No
SMP
—
1
Memory Parameters
Memory Types
DDR4-2666
DDR5-5200
Max Memory Size
128 GB
—
Max Memory Channels
4
2
Max Memory Bandwidth
85 GB/s
83.2 GB/s
ECC Memory Support
No
Yes
Miscellaneous
PCIe Version
3.0
5
PCIe Lanes
44
24
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
—
Benchmark
Cinebench R23
1,228
—
Cinebench R23
15,351
—
Geekbench 6
1,328
—
Geekbench 5
1,189
—
Geekbench 6
9,787
—
Geekbench 5
14,374
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.