Intel Core Ultra 7 255H vs AMD Ryzen AI Max 390
CPU · Specs Compare
General Parameters
Release Date
Jan 2025
Jan 2025
Manufacturer
Intel
Amd
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Zen 5 (Strix Halo)
Processor Number
255H
—
Integrated Graphics
Arc Graphics 140T
Radeon 8050S
Generation
—
Ryzen AI Max (Zen 5 (Strix Halo))
Package
Manufacturing Process
3 nm
4 nm
Socket
FCBGA-2049
FP11
Power Consumption
20-28 W
55 W
Max Turbo Power Consumption
115 W
120 W
Peak Operating Temperature
110 °C
100 °C
Foundry
—
TSMC
I/O Process Size
—
6 nm
Package
—
FC-BGA
CPU Performance
Performance Cores
6
12
Performance Core Threads
6
24
Performance Core Base Frequency
2.0 GHz
3.2 GHz
Performance Core Turbo Frequency
5.1 GHz
5 GHz
Efficiency Cores
10
0
Efficiency Core Threads
10
—
Efficiency Core Base Frequency
1.5 GHz
—
Efficiency Core Turbo Frequency
4.4 GHz
—
Total Core Count
16
12
Total Thread Count
16
24
Bus Frequency
100 MHz
100 MHz
Multiplier
20
32
L1 Cache
112 K per core
80 K per core
L2 Cache
2 MB per core
1 MB per core
L3 Cache
24 MB shared
64 MB shared
Unlocked Multiplier
No
No
SMP
—
1
Memory Parameters
Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
LPDDR5X-8000
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
ECC Memory Support
No
No
Max Memory Bandwidth
—
256 GB/s
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
2250 MHz
2800 MHz
Shader Units
—
2048
Texture Units
—
128
Raster Operation Units
—
64
Execution Units
—
32
Power Consumption
—
45-120
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
28
16
AI Accelerator
NPU
—
AMD Ryzen™ AI
Theoretical performance
—
50 TOPS
Benchmark
Cinebench R23
2,029
2,172
Cinebench R23
20,521
30,768
Geekbench 6
2,823
2,909
Geekbench 6
15,662
18,560
Cinebench 2024
115
134
Cinebench 2024
1,102
1,731
Blender
278
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.