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Core i9-14900HX vs Core Ultra 5 245K: specs and benchmark comparison

AIntel · Raptor Lake Refresh

Intel Core i9-14900HX

  • 24 cores / 32 threads
  • up to 5.8 GHz
  • FCBGA1964

2024

BIntel · Arrow Lake

Intel Core Ultra 5 245K

  • 14 cores / 14 threads
  • up to 5.2 GHz
  • LGA1851

October 24, 2024 · $309 at launch

Short verdict

In the available comparable benchmarks the difference is below the noticeable threshold, so no significant advantage was found.

Compare with AI
← Core i9-14900HXCore Ultra 5 245K →

  • Multi-thread performance

    ≈ parity

    The difference in available benchmarks is below the noticeable threshold, so there is no significant advantage.

No comparable benchmarks yet: single-thread performance, gaming (cpu-bound scenarios), power efficiency.

Advantages

Only measured and rated values: a noticeable benchmark gap and specs where more is better.

Where Core i9-14900HX is better4

  • Cores 10 more24 (8P + 16E) vs 14 (6P + 8E)

  • Threads 18 more32 vs 14

  • L3 cache 12 MB more36 MB vs 24 MB

  • Processor Base Power (Intel) 70 W lower55 W vs 125 W

Where Core Ultra 5 245K is better2

  • Official memory speed 800 MT/s more6,400 MT/s vs 5,600 MT/s

  • Max memory capacity 64 GB more256 GB vs 192 GB

Benchmarks

Results are compared within one benchmark, one version and the same conditions. Laptop chip results depend on the laptop model: its maker sets the power limit and cooling.

  • Blender Benchmark 4.5.0

    CPU, sum of scenes monster + junkshop + classroom · samples/min, higher is better

    3.7% difference, within the threshold

    Position among tested models (89)

    B · 321A · 333
    0200400600800
    Each dot is one model’s median in this benchmark. The scale starts at zero, samples/min.

    The 3.7% difference is below the noticeable threshold (5%).

    About the measurement and source
    A · Intel Core i9-14900HX

    333.4 samples/min · community measurement, sample 82 · November 15, 2026

    Blender Open Data (Blender Foundation)

    Median of 82 submissions (3 outliers excluded), interquartile range 270.03–383.93; submissions 2025-07-19 to 2026-10-19; CPU backend. Snapshot 2026-11-15.

    B · Intel Core Ultra 5 245K

    321.4 samples/min · community measurement, sample 22 · November 14, 2026

    Blender Open Data (Blender Foundation)

    Median of 22 submissions (3 outliers excluded), interquartile range 310.8–336.58; submissions 2025-07-18 to 2026-03-20; CPU backend. Snapshot 2026-11-14.

    difference = |A − B| ÷ the smaller value × 100%. The 5% noticeable threshold is a UX heuristic, not statistical significance.

    Cycles render in Blender Benchmark. Median of the sum of samples per minute over three scenes after removing outliers.

Reference results (11)
BenchmarkABDifference
Blender Benchmark 4.2.0CPU, sum of scenes monster + junkshop + classroom339322.2reference
Blender Benchmark 5.1.1CPU, sum of scenes monster + junkshop + classroom358.5356reference
Blender Benchmark 5.2.0CPU, sum of scenes monster + junkshop + classroom405.7271.6reference
Blender Benchmark 3.6.0CPU, sum of scenes monster + junkshop + classroom344.6—no pair
Blender Benchmark 4.0.0CPU, sum of scenes monster + junkshop + classroom378.8—no pair
Blender Benchmark 4.1.0CPU, sum of scenes monster + junkshop + classroom360.3—no pair
Blender Benchmark 4.3.0CPU, sum of scenes monster + junkshop + classroom335.6311.7reference
Blender Benchmark 4.4.0CPU, sum of scenes monster + junkshop + classroom321.3315.8reference
Blender Benchmark 5.0.0CPU, sum of scenes monster + junkshop + classroom349.5316.9reference
Blender Benchmark 5.1.0CPU, sum of scenes monster + junkshop + classroom364.3362.7reference
Blender Benchmark 5.3.0CPU, sum of scenes monster + junkshop + classroom379.7—no pair

Each benchmark version has its own scale: numbers are compared only within a row.

Specifications

Chip maker values. The laptop maker sets the power limit and clocks in each laptop.

Cores and clocks

  • Cores

    A24 (8P + 16E)

    B14 (6P + 8E)

    A: 10 more

    Cores of different types may differ in performance.

  • Threads

    A32

    B14

    A: 18 more

  • Base clock

    A2.2 GHz

    B4.2 GHz

    B: 2 GHz more

    For hybrid Intel CPUs, the P-core base clock is shown.

  • Max clock (Boost/Turbo)

    A5.8 GHz

    B5.2 GHz

    A: 0.6 GHz more

Cache

  • L2 cache

    Ano data

    B26 MB

    no data for A

  • L3 cache

    A36 MB

    B24 MB

    A: 12 MB more

Platform

  • Socket

    AFCBGA1964

    BLGA1851

    differs

  • Process node

    AIntel 7

    Bno data

    no data for B

Memory and interfaces

  • Memory type

    ADDR4, DDR5

    BDDR5

    differs

  • Memory channels

    A2

    B2

    equal

  • Official memory speed

    A5,600 MT/s

    B6,400 MT/s

    B: 800 MT/s more

    For controllers that support two generations, the speed for the newer memory type is shown.

  • Max memory capacity

    A192 GB

    B256 GB

    B: 64 GB more

  • PCI Express

    APCIe 5.0 and 4.0, 20 lanes

    BPCIe 5.0 and 4.0, 24 lanes

    differs

  • Integrated graphics

    AIntel UHD Graphics (14th gen)

    BIntel Graphics (4 Xe cores)

    differs

Power

  • Processor Base Power (Intel)

    A55 W

    B125 W

    B: 70 W higher

  • Maximum Turbo Power (Intel)

    A157 W

    B159 W

    B: 2 W higher

  • Minimum Assured Power (Intel)

    A45 W

    Bno data

    no data for B

    The lower bound to which the laptop maker can reduce the CPU’s base power.

“More” does not always mean “better”: higher power draw or size is a system requirement, not an advantage (such bars are dimmed).

Compare with AI

An AI model reviews the specs and benchmarks of this pair and gives a plain-language verdict on who each model suits.

AI verdict

Questions and answers

Do Intel Core i9-14900HX and Intel Core Ultra 5 245K fit the same motherboard?

No: Intel Core i9-14900HX uses FCBGA1964, while Intel Core Ultra 5 245K uses LGA1851.

How many cores and threads do Intel Core i9-14900HX and Intel Core Ultra 5 245K have?

Intel Core i9-14900HX: 24 cores / 32 threads. Intel Core Ultra 5 245K: 14 cores / 14 threads (manufacturer data).

Do these CPUs have integrated graphics?

Intel Core i9-14900HX: Intel UHD Graphics (14th gen). Intel Core Ultra 5 245K: Intel Graphics (4 Xe cores).

Which is faster: Intel Core i9-14900HX or Intel Core Ultra 5 245K?

In the available comparable benchmarks the difference is below the noticeable threshold, so no significant advantage was found.

Data sources (3)
  • Intel — specifications of Intel Core i9-14900HX, specifications of Intel Core Ultra 5 245Kchecked November 7, 2026
  • Blender Open Data (Blender Foundation) — benchmark Blender Benchmark 4.2.0, benchmark Blender Benchmark 4.5.0, benchmark Blender Benchmark 5.1.1, benchmark Blender Benchmark 5.2.0, benchmark Blender Benchmark 4.3.0, benchmark Blender Benchmark 4.4.0, benchmark Blender Benchmark 5.0.0, benchmark Blender Benchmark 5.1.0, benchmark Blender Benchmark 3.6.0, benchmark Blender Benchmark 4.0.0, benchmark Blender Benchmark 4.1.0, benchmark Blender Benchmark 5.3.0checked November 14, 2026
  • Wikipedia (English) — release date and launch pricechecked November 14, 2026

How we compare: methodology. Where the data comes from: sources.

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