Intel Core Ultra 7 255H vs Intel Core i9 13900KF
CPU · Specs Compare
General Parameters
Release Date
Jan 2025
Sep 2022
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Raptor Lake
Processor Number
255H
i9-13900K
Integrated Graphics
Arc Graphics 140T
No
Package
Manufacturing Process
3 nm
10 nm
Socket
FCBGA-2049
LGA-1700
Power Consumption
20-28 W
125 W
Max Turbo Power Consumption
115 W
253 W
Peak Operating Temperature
110 °C
100°C
CPU Performance
Performance Cores
6
8
Performance Core Threads
6
16
Performance Core Base Frequency
2.0 GHz
3.0 GHz
Performance Core Turbo Frequency
5.1 GHz
5.4 GHz
Efficiency Cores
10
16
Efficiency Core Threads
10
16
Efficiency Core Base Frequency
1.5 GHz
2.2 GHz
Efficiency Core Turbo Frequency
4.4 GHz
4.3 GHz
Total Core Count
16
24
Total Thread Count
16
32
Bus Frequency
100 MHz
100 MHz
Multiplier
20
30x
L1 Cache
112 K per core
80 K per core
L2 Cache
2 MB per core
2 MB per core
L3 Cache
24 MB shared
36 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
DDR5-5600, DDR4-3200
Max Memory Size
128 GB
192 GB
Max Memory Channels
2
2
ECC Memory Support
No
Yes
Max Memory Bandwidth
—
89.6 GB/s
Graphics Card Parameters
Integrated Graphics
true
—
GPU Max Dynamic Frequency
2250 MHz
—
Miscellaneous
PCIe Version
5.0
5.0
PCIe Lanes
28
20
Benchmark
Cinebench R23
2,029
2,261
Cinebench R23
20,521
37,263
Geekbench 6
2,823
3,074
Geekbench 6
15,662
22,375
Cinebench 2024
115
132
Cinebench 2024
1,102
—
Blender
278
625
Geekbench 5
—
2,178
Geekbench 5
—
23,911
Passmark CPU
—
4,624
Passmark CPU
—
58,710
▲ Specs Compare
Data sourced from official specifications and benchmark tests.