AMD Ryzen 9 9955HX vs Intel Core Ultra 9 285K
CPU · Specs Compare
General Parameters
Release Date
Jan 2025
Oct 2024
Manufacturer
Amd
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 5 (Fire Range)
Arrow Lake
Processor Number
9955HX
285K
Integrated Graphics
Radeon 610M
Arc iGPU (4-Cores)
Series
Ryzen 9000 Series
—
Generation
—
Ultra 9(Arrow Lake)
Package
Manufacturing Process
4 nm
3 nm
Socket
FL1
FCLGA-1851
Power Consumption
55-75 W
125 W
Max Turbo Power Consumption
101 W
250 W
Peak Operating Temperature
100 °C
105 °C
Foundry
—
TSMC
Package
—
FC-LGA18W
CPU Performance
Performance Cores
16
8
Performance Core Threads
32
8
Performance Core Base Frequency
2.5 GHz
3.7 GHz
Performance Core Turbo Frequency
5.4 GHz
5.5 GHz
Total Core Count
16
24
Total Thread Count
32
24
Bus Frequency
100 MHz
100 MHz
Multiplier
25
37
L1 Cache
80 K per core
112 K per core
L2 Cache
1 MB per core
3 MB per core
L3 Cache
64 MB shared
36 MB shared
Unlocked Multiplier
Yes
Yes
Efficiency Cores
—
16
Efficiency Core Threads
—
16
Efficiency Core Base Frequency
—
3.2 GHz
Efficiency Core Turbo Frequency
—
4.6 GHz
SMP
—
1
Memory Parameters
Memory Types
DDR5-5600
DDR5-6400
Max Memory Size
96 GB
192 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
102.4 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
400 MHz
300 MHz
GPU Max Dynamic Frequency
2200 MHz
2000 MHz
Shader Units
128
512
Texture Units
8
32
Raster Operation Units
4
16
Execution Units
2
64
Power Consumption
15
14
Miscellaneous
PCIe Version
5.0
5.0
PCIe Lanes
28
24
Benchmark
Cinebench R23
2,154
2,318
Cinebench R23
35,887
41,583
Geekbench 6
3,228
3,380
Geekbench 6
19,559
23,087
Cinebench 2024
129
142
Cinebench 2024
2,057
2,357
Blender
545
656
Passmark CPU
—
5,080
Passmark CPU
—
67,744
▲ Specs Compare
Data sourced from official specifications and benchmark tests.