AMD Ryzen 9 9955HX vs Intel Core Ultra 5 338H
CPU · Specs Compare
General Parameters
Release Date
Jan 2025
Jan 2026
Manufacturer
Amd
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 5 (Fire Range)
Panther Lake
Processor Number
9955HX
338H
Integrated Graphics
Radeon 610M
Arc B370
Series
Ryzen 9000 Series
—
Generation
—
Intel Core Ultra Series 3
Package
Manufacturing Process
4 nm
3 nm
Socket
FL1
Custom
Power Consumption
55-75 W
15-25 W
Max Turbo Power Consumption
101 W
80 W
Peak Operating Temperature
100 °C
100 °C
CPU Performance
Performance Cores
16
4
Performance Core Threads
32
4
Performance Core Base Frequency
2.5 GHz
1.9 GHz
Performance Core Turbo Frequency
5.4 GHz
4.7 GHz
Total Core Count
16
12
Total Thread Count
32
12
Bus Frequency
100 MHz
100 MHz
Multiplier
25
19
L1 Cache
80 K per core
192 K per core
L2 Cache
1 MB per core
2560 K per core
L3 Cache
64 MB shared
18 MB shared
Unlocked Multiplier
Yes
No
Efficiency Cores
—
8
Efficiency Core Threads
—
8
Efficiency Core Base Frequency
—
1.5 GHz
Efficiency Core Turbo Frequency
—
3.6 GHz
Memory Parameters
Memory Types
DDR5-5600
LPDDR5X-8533
Max Memory Size
96 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
153.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
400 MHz
800 MHz
GPU Max Dynamic Frequency
2200 MHz
2400 MHz
Shader Units
128
1024
Texture Units
8
64
Raster Operation Units
4
32
Execution Units
2
10
Power Consumption
15
45
Max Resolution
—
7680 x 4320 @ 60Hz
Miscellaneous
PCIe Version
5.0
5.0
PCIe Lanes
28
12
AI Accelerator
Theoretical performance
—
50 TOPS
Benchmark
Cinebench R23
2,154
1,988
Cinebench R23
35,887
16,565
Geekbench 6
3,228
2,743
Geekbench 6
19,559
14,448
Cinebench 2024
129
123
Cinebench 2024
2,057
1,000
Blender
545
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.