Ryzen 9 9955HX3D vs Ultra 9 285H

VS

Aggregate performance score

Core Ultra 9 285H
2024
16 cores / 16 threads, 45 Watt
20.91
Ryzen 9 9955HX3D
2025
16 cores / 32 threads, 55 Watt
40.19
+92.2%

Ryzen 9 9955HX3D outperforms Core Ultra 9 285H by an impressive 92% based on our aggregate benchmark results.

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking29877
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Seriesno dataAMD Dragon Range (Zen 4, Ryzen 7045)
Power efficiency44.5770.08
DesignerIntelAMD
Architecture codenameArrow Lake-H (2024−2025)Fire Range-HX (Zen 5) (2025)
Release date6 January 2024 (1 year ago)6 January 2025 (less than a year ago)
Launch price (MSRP)$651no data

Detailed specifications

Core Ultra 9 285H and Ryzen 9 9955HX3D basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores16 (Hexadeca-Core)16 (Hexadeca-Core)
Performance-cores6no data
Efficient-cores8no data
Low Power Efficient-cores2no data
Threads1632
Boost clock speed5.4 GHz5.4 GHz
L1 cacheno data1.3 MB
L2 cacheno data16 MB
L3 cache24 MB128 MB
Chip lithography5 nmno data
Maximum core temperature110 °Cno data
64 bit support++

Compatibility

Information on Core Ultra 9 285H and Ryzen 9 9955HX3D compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1no data
SocketFCBGA2049no data
Power consumption (TDP)45 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 9 285H and Ryzen 9 9955HX3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI+-
Speed Shift+no data
Hyper-Threading Technology-no data
Thermal Monitoring+-
SIPP+-
Turbo Boost Max 3.0+no data
Deep Learning Boost+-
Supported AI Software FrameworksOpenVINO™, WindowsML, ONNX RT, DirectML, WebNN-

Security technologies

Core Ultra 9 285H and Ryzen 9 9955HX3D technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 9 285H and Ryzen 9 9955HX3D are enumerated here.

VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 9 285H and Ryzen 9 9955HX3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-6400no data
Maximum memory size128 GBno data
Max memory channels2no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® Arc™ 140T GPUAMD Radeon 610M ( - 2200 MHz)
Quick Sync Video+-
Graphics max frequency2.35 GHzno data

Graphics interfaces

Available interfaces and connections of Core Ultra 9 285H and Ryzen 9 9955HX3D integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core Ultra 9 285H and Ryzen 9 9955HX3D integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)no data
Max resolution over eDP3840x2400 @ 120Hzno data
Max resolution over DisplayPort7680 x 4320 @ 60Hzno data

Graphics API support

APIs supported by Core Ultra 9 285H and Ryzen 9 9955HX3D integrated GPUs, sometimes API versions are included.

DirectX12.2no data
OpenGL4.6no data

Peripherals

Specifications and connection of peripherals supported by Core Ultra 9 285H and Ryzen 9 9955HX3D.

PCI Express lanes28no data
PCI support5.0 and 4.0no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating.

Ultra 9 285H 20.91
Ryzen 9 9955HX3D 40.19
+92.2%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.

Ultra 9 285H 33545
Ryzen 9 9955HX3D 64464
+92.2%

Gaming performance

Pros & cons summary


Performance score 20.91 40.19
Recency 6 January 2024 6 January 2025
Threads 16 32
Power consumption (TDP) 45 Watt 55 Watt

Ultra 9 285H has 22.2% lower power consumption.

Ryzen 9 9955HX3D, on the other hand, has a 92.2% higher aggregate performance score, an age advantage of 1 year, and 100% more threads.

The AMD Ryzen 9 9955HX3D is our recommended choice as it beats the Intel Core Ultra 9 285H in performance tests.

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Intel Core Ultra 9 285H
Core Ultra 9 285H
AMD Ryzen 9 9955HX3D
Ryzen 9 9955HX3D

Other comparisons

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Community ratings

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4.4 29 votes

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