Intel Core Ultra 9 285H vs Intel Core Ultra 9 285K

Compared 2 processors: Intel Core Ultra 9 285H, vs Intel Core Ultra 9 285K. Below are specs, tests, pros and cons for each device

Review

Key Specs Intel Core Ultra 9 285H and Intel Core Ultra 9 285K
Single-Thread Perf.
Single-Core Benchmark Score
Multi-Thread Perf.
Multi-Core Benchmark Score
Energy Efficiency
Chip Power Efficiency
Integrated Graphics
iGPU Performance in Games & 3D
NanoReview Score
Overall score by NanoReview

Tests & specs

Specs & test comparison

Benchmarks

CPU performance comparison across tasks
Cinebench R23
Cinebench R23 (Single-Core)
Intel Core Ultra 9 285H
2074
Intel Core Ultra 9 285K
2320
Cinebench R23 (Multi-Core)
Intel Core Ultra 9 285H
22212
Intel Core Ultra 9 285K
41558
Cinebench 2024
Cinebench 2024 (Single-Core)
Intel Core Ultra 9 285H
129
Intel Core Ultra 9 285K
142
Cinebench 2024 (Single-Core)
Intel Core Ultra 9 285H
1155
Intel Core Ultra 9 285K
2359
PassMark
PassMark CPU (Single-Core)
Intel Core Ultra 9 285H
4473
Intel Core Ultra 9 285K
5100
PassMark CPU (Multi-Core)
Intel Core Ultra 9 285H
32761
Intel Core Ultra 9 285K
68035
Integer Math83.4 GOps/s174.1 GOps/s
Floating-Point Math106.9 GOps/s227 GOps/s
Prime Number Search340 M primes/s549 M primes/s
Random String Sort38.3 M strings/s96.3 M strings/s
Data Encryption24.7 GB/s58.6 GB/s
Data Compression311.8 MB/s799.2 MB/s
Physics2510 frames/s4081 frames/s
Extended Instructions252 M matrices/s626 M matrices/s
GeekBench v6
Geekbench 6 (Single-Core)
Intel Core Ultra 9 285H
3074
Intel Core Ultra 9 285K
3379
Geekbench 6 (Multi-Core)
Intel Core Ultra 9 285H
17628
Intel Core Ultra 9 285K
23095
File Compression1470 MB/s1560 MB/s
Clang Compilation136.6 KLines/s242.2 KLines/s
HTML5 Browser434.7 pages/s479.5 pages/s
PDF Rendering529.3 MP/sec622.1 MP/sec
Text Processing353 pages/s371.2 pages/s
Background Blur79.5 frames/s95.4 frames/s
Photo Processing172 frames/s164.2 frames/s
Ray Tracing27.1 MP/sec52.3 MP/sec

Blender

Real-world 3D modeling test
Blender CPU
Intel Core Ultra 9 285H
205.02
Intel Core Ultra 9 285K
558.81

Performance/Watt

Points per watt of PL1 TDP
Geekbench 6 Multi / W 391.7 PPW 184.8 PPW
PassMark CPU / W 728 PPW 544.3 PPW
Cinebench 2024 / W 25.7 PPW 18.9 PPW
Blender / W 4.56 PPW 4.47 PPW

General Info

Manufacturer Intel Intel
Announced January, 6, 2025 October, 11, 2024
Type Laptop use PC use
Architecture x86-64 x86-64
Codename Arrow Lake Arrow Lake
Model number 285H 285K
Integrated GPU Arc Graphics 140T Arc iGPU (4-Cores)

Processor

Performance cores
Cores 6 8
Threads 6 8
Frequency 2.9 GHz 3.7 GHz
Max Frequency (Turbo) 5.4 GHz 5.5 GHz
Efficiency cores
Cores1016
Threads1016
Frequency2.7 GHz3.2 GHz
Max Frequency (Turbo)4.5 GHz4.6 GHz
General
Cores count1624
Threads count1624
Bus frequency100 MHz100 MHz
Multiplier29x37x
L1 cache112 KB/core112 KB/core
L2 cache2000 KB/core3000 KB/core
L3 Cache24 MB total36 MB total
Unlocked multiplierNoYes

Package

Process tech. 3 nm 3 nm
Power (TDP) 35-45 W 125 W
Max TDP (Boost) 115 W 250 W
Socket FCBGA-2049 FCLGA-1851
Critical temp. 110 °C 105 °C

Memory Support

Memory Type - LPDDR5-8400
- LPDDR5x-8400
- DDR5-6400
DDR5-6400
Max Size 128 GB 192 GB
Channels 2 2
ECC support No Yes

Other

PCIe Version 5.0 5.0
Max PCIe Lanes 28 24

Results

After analyzing the data, we consider Intel Core Ultra 9 285K the clear winner in this comparison.

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