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Intel Core Ultra 9 185H vs Intel Core i9-14900HX

Intel Core Ultra 9 185H

Intel Core i9-14900HX

CPU Comparison Result

Short comparative overview: Intel Core Ultra 9 185H vs Intel Core i9-14900HX

Class & architecture.
Core Ultra 9 185H — a Meteor Lake (Intel 4) mobile chip with a hybrid 16-core layout: 6 P-cores + 8 E-cores + 2 LP-E, totaling 22 threads. Base power 45 W, peak up to ~115 W. It integrates Intel Arc graphics (up to 8 Xe-cores) and a hardware NPU (Intel AI Boost). Memory: LPDDR5/x up to ~7467 MT/s or DDR5-5600; up to ~28 PCIe lanes (including 1×8 Gen5 for a dGPU).

Core i9-14900HX — a flagship Raptor Lake Refresh (Intel 7) mobile CPU: 24 cores (8P + 16E), 32 threads, boost up to 5.8 GHz. Base power 55 W, peak up to ~157 W. Graphics: UHD (32 EUs). Memory: DDR5-5600 or DDR4-3200; up to 20 PCIe lanes (Gen5/Gen4). No dedicated NPU (CPU DL Boost only).

Key differences & takeaways

CPU performance: i9-14900HX is noticeably stronger in multi-threaded workloads (24/32 vs 16/22 for 185H) and with higher power limits, but it demands more robust cooling.
Efficiency & acoustics: 185H fits thin-and-light/all-purpose designs with better battery life and quieter operation.
Graphics: 185H’s Arc iGPU is markedly more modern than the UHD iGPU in the 14900HX; the latter is typically paired with a discrete GPU.
AI acceleration: 185H includes a dedicated NPU for local AI tasks and effects; 14900HX does not.
Memory & PCIe lanes: 185H supports LPDDR5x/DDR5 and offers more lane flexibility (including Gen5×8 for a dGPU); 14900HX supports DDR5/DDR4 and up to 20 PCIe lanes.

Bottom line.

If you need maximum compute for rendering, large builds, and gaming with a discrete GPU — Core i9-14900HX.
If you want a thinner, quieter laptop with strong battery life, a modern iGPU, and an on-chip NPU — Core Ultra 9 185H.

Advantages

Intel Core Ultra 9 185H

Higher Technology: 7 nm (intel 4) (7 nm (intel 4) vs 10 nm (intel 7))

Intel Core i9-14900HX

More Total Cores: 24 (16 vs 24)
Higher Performance-core Max Turbo Frequency: up to 5.8 GHz (5.1 GHz vs up to 5.8 GHz)
Larger L3 Cache: 36 MB (shared) (24 MB vs 36 MB (shared))
Newer Launch Date: January 2024 (December 2023 vs January 2024)

Basic

Intel

Label Name

Intel

December 2023

Launch Date

January 2024

Laptop

Platform

Mobile

Core Ultra 9 185H

Model Name

The Intel processor number is just one of several factors - along with processor brand, system configurations, and system-level benchmarks - to be considered when choosing the right processor for your computing needs.

Core i9-14900HX

Meteor Lake

Code Name

Raptor Lake-HX

Generation

Core i9 (Raptor Lake-HX Refresh)

CPU Specifications

Total Cores

Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).

Total Threads

Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.

Performance-cores

Efficient-cores

3.9 GHz

Performance-core Base Frequency

2.2 GHz

1900 MHz

Efficient-core Base Frequency

1600 MHz up to 4.1 GHz

5.1 GHz

Performance-core Max Turbo Frequency

Maximum P-core turbo frequency derived from Intel® Turbo Boost Technology.

up to 5.8 GHz

112 KB per core

L1 Cache

80 KB (per core)

2 MB per core

L2 Cache

2 MB (per core)

24 MB

L3 Cache

36 MB (shared)

Bus Frequency

100 MHz

Multiplier

22.0x

Intel BGA 2049

CPU Socket

The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.

Intel BGA 1964

Multiplier Unlocked

Yes

7 nm (intel 4)

Technology

Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.

10 nm (intel 7)

45 W

TDP

55 W

Max. Operating Temperature

Junction Temperature is the maximum temperature allowed at the processor die.

100°C

PCI Express Version

PCI Express Revision is the supported version of the PCI Express standard. Peripheral Component Interconnect Express (or PCIe) is a high-speed serial computer expansion bus standard for attaching hardware devices to a computer. The different PCI Express versions support different data rates.

Gen 5, 16 Lanes (CPU only)

Memory Specifications

DDR5-5600,LPDDR5x-7467

Memory Type

Intel® processors come in four different types: Single Channel, Dual Channel, Triple Channel, and Flex Mode. Maximum supported memory speed may be lower when populating multiple DIMMs per channel on products that support multiple memory channels.

DDR4, DDR5

96GB

Max Memory Size

Max memory size refers to the maximum memory capacity supported by the processor.

Memory Channels

The number of memory channels refers to the bandwidth operation for real world application.

Dual-channel

ECC Memory

Yes

GPU Specifications

Xe Graphics LPG 128EU

Integrated Graphics Model

An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.

UHD Graphics 770