AMD Ryzen 9 3900X vs Intel Core i9 14900HX
CPU · Specs Compare
General Parameters
Release Date
Jul 2019
Jan 2024
Manufacturer
AMD
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 2
Raptor Lake Refresh
Integrated Graphics
N/A
UHD Graphics (32EU)
Processor Number
—
i9-14900HX
Package
Transistor Count
3.8 billions
—
Manufacturing Process
7 nm
10 nm
Socket
AM4
BGA-1964
Power Consumption
105 W
45-55 W
Peak Operating Temperature
95 °C
100°C
Max Turbo Power Consumption
—
157 W
CPU Performance
Performance Cores
12
8
Performance Core Threads
24
16
Performance Core Base Frequency
3.8 GHz
2.2 GHz
Performance Core Turbo Frequency
4.6 GHz
5.8 GHz
Total Core Count
12
24
Total Thread Count
24
32
Bus Frequency
100 MHz
100 MHz
Multiplier
38x
22x
L1 Cache
64 K per core
80 K per core
L2 Cache
512 K per core
2 MB per core
L3 Cache
64 MB shared
36 MB shared
Unlocked Multiplier
Yes
Yes
Efficiency Cores
—
16
Efficiency Core Threads
—
16
Efficiency Core Base Frequency
—
1.6 GHz
Efficiency Core Turbo Frequency
—
4.1 GHz
Memory Parameters
Memory Types
DDR4-3200
DDR5-5600, DDR4-3200
Max Memory Size
128 GB
192 GB
Max Memory Channels
2
2
Max Memory Bandwidth
47.68 GB/s
89.6 GB/s
ECC Memory Support
Yes
Yes
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
16
20
Graphics Card Parameters
Integrated Graphics
—
true
GPU Base Frequency
—
300 MHz
GPU Max Dynamic Frequency
—
1650 MHz
Shader Units
—
256
Texture Units
—
16
Raster Operation Units
—
8
Execution Units
—
32
Power Consumption
—
45 W
Benchmark
Cinebench R23
1,306
2,176
Cinebench R23
18,454
31,592
Geekbench 6
1,842
3,026
Geekbench 5
1,319
—
Geekbench 6
11,715
18,418
Geekbench 5
11,991
—
Cinebench 2024
78
129
Cinebench 2024
1,068
1,737
Passmark CPU
2,683
4,375
Passmark CPU
32,531
47,406
Blender
—
447
▲ Specs Compare
Data sourced from official specifications and benchmark tests.