AMD Ryzen 9 3900XT vs Intel Core Ultra 7 255HX
CPU Specs Compare
General Parameters
Release Date
Jul 2020
Jan 2025
Manufacturer
AMD
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 2 (Matisse)
Arrow Lake
Integrated Graphics
No
Arc Graphics (4-Cores)
Processor Number
-
255HX
Generation
-
Ultra 7 (Arrow Lake)
Package
Transistor Count
3.8 billions
-
Manufacturing Process
7 nm
3 nm
Socket
AM4
FCBGA-2114
Power Consumption
105 W
45-55 W
Peak Operating Temperature
95°C
105 °C
Max Turbo Power Consumption
-
160 W
Foundry
-
Intel
Package
-
FC-LGA18V
CPU Performance
Performance Cores
12
8
Performance Core Threads
24
8
Performance Core Base Frequency
3.8 GHz
2.4 GHz
Performance Core Turbo Frequency
4.7 GHz
5.2 GHz
Total Core Count
12
20
Total Thread Count
24
20
Bus Frequency
100 MHz
100 MHz
Multiplier
38x
24
L1 Cache
64 K per core
112 K per core
L2 Cache
512 K per core
2 MB per core
L3 Cache
64 MB shared
30 MB shared
Unlocked Multiplier
Yes
Yes
Efficiency Cores
-
12
Efficiency Core Threads
-
12
Efficiency Core Base Frequency
-
1.8 GHz
Efficiency Core Turbo Frequency
-
4.5 GHz
SMP
-
1
Memory Parameters
Memory Types
DDR4-3200
DDR5-6400
Max Memory Size
128 GB
192 GB
Max Memory Channels
2
2
Max Memory Bandwidth
47.68 GB/s
102.4 GB/s
ECC Memory Support
Yes
Yes
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
300 MHz
GPU Max Dynamic Frequency
-
1850 MHz
Shader Units
-
512
Texture Units
-
32
Raster Operation Units
-
16
Execution Units
-
64
Power Consumption
-
14
📊 Benchmark
Cinebench R23
1,350
2,030
Cinebench R23
18,437
25,611
Geekbench 6
1,763
3,102
Geekbench 5
1,311
-
Geekbench 6
11,025
15,879
Geekbench 5
12,279
-
Blender
261
-
Passmark CPU
2,769
-
Passmark CPU
32,856
-
Cinebench 2024
-
132
Cinebench 2024
-
1,590