Intel Core i7 1255U vs AMD Ryzen AI 7 PRO 450
CPU · Specs Compare
General Parameters
Release Date
Feb 2022
Jan 2026
Manufacturer
Intel
AMD
Type
Laptop
Laptop
Instruction Set
x86-64
—
Core Architecture
Alder Lake
Gorgon Point
Processor Number
i7-1255U
—
Integrated Graphics
Iris Xe Graphics (96EU)
Radeon 860M
Generation
—
Ryzen AI 400 (Zen 5 / Zen 5c)
Series
—
Ryzen AI PRO 400 Series
Package
Manufacturing Process
10 nm
4 nm
Socket
BGA-1744
AMD Socket FP8
Power Consumption
12-15 W
28 W
Max Turbo Power Consumption
55 W
—
Peak Operating Temperature
100°C
100°C
Foundry
—
TSMC
Die Size
—
195 mm²
Package
—
FP8
CPU Performance
Performance Cores
2
4
Performance Core Threads
4
8
Performance Core Base Frequency
1.7 GHz
2 GHz
Performance Core Turbo Frequency
4.7 GHz
5.1 GHz
Efficiency Cores
8
4
Efficiency Core Threads
8
8
Efficiency Core Base Frequency
1.2 GHz
2.0 GHz
Efficiency Core Turbo Frequency
3.5 GHz
3.6 GHz
Total Core Count
10
8
Total Thread Count
12
16
Bus Frequency
100 MHz
100 MHz
Multiplier
17x
20.0
L1 Cache
80 K per core
80 KB per core
L2 Cache
1280 K per core
1 MB per core
L3 Cache
12 MB shared
16 MB
Unlocked Multiplier
No
No
SMP
—
1
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
DDR5-5600, LPDDR5X-8000
Max Memory Size
64 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
128 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
—
GPU Max Dynamic Frequency
1250 MHz
3100 MHz
Shader Units
768
—
Texture Units
48
—
Raster Operation Units
24
—
Execution Units
96
8
Power Consumption
15 W
—
Miscellaneous
PCIe Version
4.0
4
PCIe Lanes
20
16
AI Accelerator
NPU
—
AMD Ryzen™ AI
Theoretical performance
—
50 TOPS
Benchmark
Cinebench R23
1,701
—
Cinebench R23
8,233
—
Geekbench 6
2,248
—
Geekbench 5
1,628
—
Geekbench 6
7,162
—
Geekbench 5
7,372
—
Blender
125
—
Passmark CPU
3,308
—
Passmark CPU
13,792
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.