Home > CPU Comparison > Core Ultra 9 290HX Plus or Core Ultra 9 285HX: what's better?

Intel Core Ultra 9 290HX Plus vs Ultra 9 285HX

86 out of 100
Intel Core Ultra 9 290HX Plus
VS
82 out of 100
Intel Core Ultra 9 285HX
Intel Core Ultra 9 290HX Plus
Intel Core Ultra 9 285HX

We compared two 24-core laptop CPUs: the 2.7 GHz Intel Core Ultra 9 290HX Plus against the 2.8 GHz Ultra 9 285HX. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
๐Ÿ”Œ Usage Scenario:

Key Differences

What are the key differences between 285HX and Plus
Advantages of Intel Core Ultra 9 290HX Plus
  • Newer - released 1 year and 1 month later

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core Ultra 9 290HX Plus
vs
Core Ultra 9 285HX

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench 2026 (Single) 588 -
Cinebench 2026 (Multi) 9708 -
Cinebench Scores (8th and 13th place)
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression 1660 MB/sec 1540 MB/sec
Clang compilation 217.2 Klines/sec 227 Klines/sec
HTML 5 Browser 495.3 pages/sec 483.8 pages/sec
PDF Renderer 584.4 Mpixels/sec 592.1 Mpixels/sec
Text processing 342.8 pages/sec 350.1 pages/sec
Background blur 84 images/sec 90.1 images/sec
Photo processing 160.2 images/sec 161.3 images/sec
Ray tracing 46.4 Mpixels/sec 50.5 Mpixels/sec
Sources: GeekBench [1], [2]

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 165.3 GOps/sec 154.3 GOps/sec
Floating point math 201.5 GOps/sec 193.9 GOps/sec
Find prime numbers 514M Primes/sec 457M Primes/sec
Random string sorting 80M Strings/sec 76.7M Strings/sec
Data encryption 50 GBytes/sec 48.3 GBytes/sec
Data compression 656.5 MBytes/sec 628.2 MBytes/sec
Physics 3361 Frames/sec 3444 Frames/sec
Extended instructions 51B Matrices/sec 48.8B Matrices/sec
Sources: PassMark [3], [4] โ€“ 165 & 821 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 44.2 PPW 40.7 PPW
Geekbench 6 Multi / Watt 392.4 PPW 382.6 PPW
Passmark CPU Mark / Watt 1077.7 PPW 1028.2 PPW
Blender / Watt - 9.47 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core Ultra 9 290HX Plus
No benchmark results yet
Add
Intel Core Ultra 9 285HX
DateBenchmarkResult
๐Ÿ“˜ 2025-04-19 (bikerboy80)Cinebench 2024126 / 2240
๐Ÿ“˜ 2025-04-19 (bikerboy85)Cinebench 2024126 / 2240
Add View all (2)

Specifications

Full technical specification of Intel Core Ultra 9 290HX Plus and Ultra 9 285HX

General

Vendor Intel Intel
Released January 17, 2026 January 6, 2025
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Arrow Lake Arrow Lake
Model number 290HX+ 285HX
Integrated GPU Arc Graphics (4-Cores) Arc Graphics (4-Cores)
Rival Equivalent - - AMD Ryzen 9 9955HX
Intel CPU rating (4th and 12th place)

CPU

Performance Cores
P-Cores 8 8
P-Threads 8 8
Base Frequency (P) 2.7 GHz 2.8 GHz
Turbo Boost Frequency (P) 5.5 GHz 5.5 GHz
Efficient Cores
E-Cores 16 16
E-Threads 16 16
Base Frequency (E) 1.8 GHz 2.1 GHz
Turbo Boost Frequency (E) 4.7 GHz 4.6 GHz
Total
Total Cores 24 24
Total Threads 24 24
Bus Frequency 100 MHz 100 MHz
Multiplier 27x 28x
L1 Cache 192K (per core) 192K (per core)
L2 Cache 3MB (per core) 2MB (per core)
L3 Cache 36MB (shared) 36MB (shared)
Unlocked Multiplier Yes Yes

Package

Fabrication Process 3 nm 3 nm
TDP (PL1) 45-55 W (configurable) 45-55 W (configurable)
Max. Boost TDP (PL2) 160 W 160 W
Socket FCBGA-2114 FCBGA-2114
Peak Temperature 105ยฐC 105ยฐC
Laptop processors ranking (11th and 19th place)

iGPU

Integrated Graphics Arc Graphics (4-Cores) Arc Graphics (4-Cores)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 2000 MHz 2000 MHz
Shading Units 512 512
TMUs 32 32
ROPs 16 16
Execution Units 64 64
TGP 14 W 14 W
iGPU FLOPS
See: Intel Arc iGPU (4-Cores) benchmarks

Memory Support

Memory Types - DDR5-6400 - DDR5-6400
Max. Memory Size 256 GB 256 GB
Memory Channels 2 2
Max. Memory Bandwidth 102.4 GB/s 102.4 GB/s
ECC Support No Yes

Misc

Official Site Intel Core Ultra 9 290HX Plus official page Intel Core Ultra 9 285HX official page
PCI Express Version 5.0 5.0
PCI Express Lanes 24 24

Cast your vote

Choose between two processors
31 (67.4%)
15 (32.6%)
Total votes: 46

Competitors

1. Intel Core Ultra 9 290HX Plus vs Intel Core Ultra 9 275HX (5)
2. Intel Core Ultra 9 290HX Plus vs Apple M5 Pro (15-Core)
3. Intel Core Ultra 9 290HX Plus vs Intel Core Ultra 7 270HX Plus
4. Intel Core Ultra 9 290HX Plus vs AMD Ryzen 9 9955HX
5. Intel Core Ultra 9 290HX Plus vs AMD Ryzen 9 9955HX3D (3)
6. Intel Core Ultra 9 285HX vs AMD Ryzen 9 9955HX3D (12)
7. Intel Core Ultra 9 285HX vs Intel Core i9 14900HX (4)
8. Intel Core Ultra 9 285HX vs Intel Core Ultra 9 275HX
9. Intel Core Ultra 9 285HX vs Intel Core Ultra 9 285H
10. Intel Core Ultra 9 285HX vs Intel Core Ultra 9 285K
Compare other CPUs (460+)

Comments

So which CPU will you choose: Intel Core Ultra 9 285HX or Ultra 9 290HX Plus?
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