Intel Core Ultra 7 255HX vs AMD Ryzen 9 7845HX
We compared two laptop CPUs: Intel Core Ultra 7 255HX with 20 cores 2.4GHz and AMD Ryzen 9 7845HX with 12 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 255HX 's Advantages
Released 2 years late
Better graphics card performance
Higher specification of memory (6400 vs 5200)
Larger memory bandwidth (102.4GB/s vs 83.2GB/s)
More modern manufacturing process (3nm vs 5nm)
Lower TDP (55W vs 75W)
AMD Ryzen 9 7845HX 's Advantages
Higher base frequency (3.0GHz vs 2.4GHz)
Larger L3 cache size (64MB vs 30MB)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 7 255HX
+8%
2030
AMD Ryzen 9 7845HX
1864
Cinebench R23 Multi Core
Intel Core Ultra 7 255HX
25611
AMD Ryzen 9 7845HX
+4%
26641
Geekbench 6 Single Core
Intel Core Ultra 7 255HX
+19%
3102
AMD Ryzen 9 7845HX
2600
Geekbench 6 Multi Core
Intel Core Ultra 7 255HX
+23%
15879
AMD Ryzen 9 7845HX
12851
General Parameters
Jan 2025
Release Date
Jan 2023
Intel
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Arrow Lake
Core Architecture
Zen 4 (Dragon Range)
255HX
Processor Number
-
FCBGA-2114
Socket
FL1
Arc Graphics (4-Cores)
Integrated Graphics
Radeon 610M
Ultra 7 (Arrow Lake)
Generation
-
Package
3 nm
Manufacturing Process
5 nm
45-55 W
Power Consumption
45-75 W
160 W
Max Turbo Power Consumption
-
105 °C
Peak Operating Temperature
100°C
Intel
Foundry
-
CPU Performance
8
Performance Cores
12
8
Performance Core Threads
24
2.4 GHz
Performance Core Base Frequency
3.0 GHz
5.2 GHz
Performance Core Turbo Frequency
5.2 GHz
12
Efficiency Cores
-
12
Efficiency Core Threads
-
1.8 GHz
Efficiency Core Base Frequency
-
4.5 GHz
Efficiency Core Turbo Frequency
-
20
Total Core Count
12
20
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
24
Multiplier
30x
112 K per core
L1 Cache
64 K per core
2 MB per core
L2 Cache
1 MB per core
30 MB shared
L3 Cache
64 MB shared
Yes
Unlocked Multiplier
Yes
1
SMP
-
Memory Parameters
DDR5-6400
Memory Types
DDR5-5200
192 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
102.4 GB/s
Max Memory Bandwidth
83.2 GB/s
Yes
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
1500 MHz
1850 MHz
GPU Max Dynamic Frequency
2200 MHz
512
Shader Units
128
32
Texture Units
8
16
Raster Operation Units
4
64
Execution Units
2
14
Power Consumption
15 W
1.9 TFLOPS
Graphics Performance
0.49 TFLOPS
