AMD Ryzen 5 40 vs Intel Core i9 9940X
CPU · Specs Compare
General Parameters
Release Date
Oct 2025
Oct 2018
Manufacturer
AMD
Intel
Type
Laptop
Desktop
Core Architecture
Mendocino
Skylake
Integrated Graphics
Radeon 610M
N/A
Generation
Ryzen 5 (Zen 2 (Mendocino))
—
Instruction Set
—
x86-64
Processor Number
—
i9-9940X
Package
Manufacturing Process
6 nm
14 nm
Socket
AMD Socket FT6
LGA-2066
Power Consumption
15 W
165 W
Peak Operating Temperature
95°C
88 °C
Foundry
TSMC
—
Die Size
100 mm²
—
Package
FT6
—
CPU Performance
Performance Core Base Frequency
2.8 GHz
3.3 GHz
Performance Core Turbo Frequency
4.3 GHz
4.4 GHz
Total Core Count
4
14
Total Thread Count
8
28
Bus Frequency
100 MHz
100 MHz
Multiplier
28.0
33x
L1 Cache
64 KB per core
64 K per core
L2 Cache
512 KB per core
1 MB per core
L3 Cache
4 MB shared
20 MB shared
Unlocked Multiplier
No
Yes
SMP
1
—
Performance Cores
—
14
Performance Core Threads
—
28
Memory Parameters
Memory Types
LPDDR5-5500
DDR4-2666
Max Memory Channels
2
4
ECC Memory Support
No
No
Max Memory Size
—
128 GB
Max Memory Bandwidth
—
85 GB/s
Miscellaneous
PCIe Version
3
3.0
PCIe Lanes
4
44
Extended Instruction Set
—
SSE4.1, SSE4.2, AVX-2, AVX-512
Benchmark
Geekbench 6
1,396
1,328
Geekbench 6
4,022
9,787
Cinebench R23
—
1,228
Cinebench R23
—
15,351
Geekbench 5
—
1,189
Geekbench 5
—
14,374
▲ Specs Compare
Data sourced from official specifications and benchmark tests.