Intel Core Ultra 9 285K vs Intel Core Ultra 5 338H
CPU · Specs Compare
General Parameters
Release Date
Oct 2024
Jan 2026
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Panther Lake
Processor Number
285K
338H
Integrated Graphics
Arc iGPU (4-Cores)
Arc B370
Generation
Ultra 9(Arrow Lake)
Intel Core Ultra Series 3
Package
Manufacturing Process
3 nm
3 nm
Socket
FCLGA-1851
Custom
Power Consumption
125 W
15-25 W
Max Turbo Power Consumption
250 W
80 W
Peak Operating Temperature
105 °C
100 °C
Foundry
TSMC
—
Package
FC-LGA18W
—
CPU Performance
Performance Cores
8
4
Performance Core Threads
8
4
Performance Core Base Frequency
3.7 GHz
1.9 GHz
Performance Core Turbo Frequency
5.5 GHz
4.7 GHz
Efficiency Cores
16
8
Efficiency Core Threads
16
8
Efficiency Core Base Frequency
3.2 GHz
1.5 GHz
Efficiency Core Turbo Frequency
4.6 GHz
3.6 GHz
Total Core Count
24
12
Total Thread Count
24
12
Bus Frequency
100 MHz
100 MHz
Multiplier
37
19
L1 Cache
112 K per core
192 K per core
L2 Cache
3 MB per core
2560 K per core
L3 Cache
36 MB shared
18 MB shared
Unlocked Multiplier
Yes
No
SMP
1
—
Memory Parameters
Memory Types
DDR5-6400
LPDDR5X-8533
Max Memory Size
192 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
153.6 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
800 MHz
GPU Max Dynamic Frequency
2000 MHz
2400 MHz
Shader Units
512
1024
Texture Units
32
64
Raster Operation Units
16
32
Execution Units
64
10
Power Consumption
14
45
Max Resolution
—
7680 x 4320 @ 60Hz
Miscellaneous
PCIe Version
5.0
5.0
PCIe Lanes
24
12
AI Accelerator
Theoretical performance
—
50 TOPS
Benchmark
Cinebench R23
2,318
1,988
Cinebench R23
41,583
16,565
Geekbench 6
3,380
2,743
Geekbench 6
23,087
14,448
Cinebench 2024
142
123
Cinebench 2024
2,357
1,000
Blender
656
—
Passmark CPU
5,080
—
Passmark CPU
67,744
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.