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Ryzen 7 8845HS vs Ryzen 9 7945HX: specs and benchmark comparison

AAMD · Zen 4

AMD Ryzen 7 8845HS

  • 8 cores / 16 threads
  • up to 5.1 GHz
  • FP7, FP7r2, FP8

December 6, 2023

BAMD · Zen 4

AMD Ryzen 9 7945HX

  • 16 cores / 32 threads
  • up to 5.4 GHz
  • FL1

February 28, 2023

Short verdict

AMD Ryzen 9 7945HX leads in every scenario with comparable benchmarks: multi-thread performance. This does not imply an advantage in tasks without benchmarks.

Compare with AI
← Ryzen 7 8845HSRyzen 9 7945HX →

  • Multi-thread performance

    B +127.7%

    AMD Ryzen 9 7945HX leads in this scenario (up to 127.7% in comparable benchmarks).

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 Ryzen 7 8845HS is better2

  • Official memory speed 400 MT/s more5,600 MT/s vs 5,200 MT/s

  • Max memory capacity 192 GB more256 GB vs 64 GB

Where Ryzen 9 7945HX is better5

  • Blender Benchmark 4.5.0 125% faster493 samples/min vs 219 samples/min

  • Cores 8 more16 vs 8

  • Threads 16 more32 vs 16

  • L2 cache 8 MB more16 MB vs 8 MB

  • L3 cache 48 MB more64 MB vs 16 MB

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

    B ahead by 125%

    Position among tested models (89)

    A · 219B · 493
    0200400600800
    Each dot is one model’s median in this benchmark. The scale starts at zero, samples/min.

    AMD Ryzen 9 7945HX is ahead by 125% in this benchmark.

    About the measurement and source
    A · AMD Ryzen 7 8845HS

    219.3 samples/min · community measurement, sample 41 · November 15, 2026

    Blender Open Data (Blender Foundation)

    Median of 41 submissions (5 outliers excluded), interquartile range 198.22–230.79; submissions 2025-07-18 to 2026-03-03; CPU backend. Snapshot 2026-11-15.

    B · AMD Ryzen 9 7945HX

    493.5 samples/min · community measurement, sample 51 · November 15, 2026

    Blender Open Data (Blender Foundation)

    Median of 51 submissions (3 outliers excluded), interquartile range 453.05–558.01; submissions 2025-07-19 to 2026-03-07; CPU backend. Snapshot 2026-11-15.

    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.

Other comparable benchmarks (3)
BenchmarkABDifference
Blender Benchmark 4.2.0CPU, sum of scenes monster + junkshop + classroom204.4443.1B +116.8%
Blender Benchmark 4.3.0CPU, sum of scenes monster + junkshop + classroom204.4465.5B +127.7%
Blender Benchmark 4.4.0CPU, sum of scenes monster + junkshop + classroom212477.2B +125.1%

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

Reference results (10)
BenchmarkABDifference
Blender Benchmark 5.1.1CPU, sum of scenes monster + junkshop + classroom227.2521.7reference
Blender Benchmark 5.2.0CPU, sum of scenes monster + junkshop + classroom235.4473.9reference
Blender Benchmark 3.6.0CPU, sum of scenes monster + junkshop + classroom208.9475.7reference
Blender Benchmark 4.0.0CPU, sum of scenes monster + junkshop + classroom231455.9reference
Blender Benchmark 4.1.0CPU, sum of scenes monster + junkshop + classroom196.9481.1reference
Blender Benchmark 5.0.0CPU, sum of scenes monster + junkshop + classroom158.2211.8reference
Blender Benchmark 5.1.0CPU, sum of scenes monster + junkshop + classroom196.2552.5reference
Blender Benchmark 5.3.0CPU, sum of scenes monster + junkshop + classroom167.8—no pair
Blender Benchmark 3.4.0CPU, sum of scenes monster + junkshop + classroom—521.6no pair
Blender Benchmark 3.5.0CPU, sum of scenes monster + junkshop + classroom—500.5no 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

    A8

    B16

    B: 8 more

    Cores of different types may differ in performance.

  • Threads

    A16

    B32

    B: 16 more

  • Base clock

    A3.8 GHz

    B2.5 GHz

    A: 1.3 GHz more

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

  • Max clock (Boost/Turbo)

    A5.1 GHz

    B5.4 GHz

    B: 0.3 GHz more

Cache

  • L1 cache

    Ano data

    B1,024 KB

    no data for A

  • L2 cache

    A8 MB

    B16 MB

    B: 8 MB more

  • L3 cache

    A16 MB

    B64 MB

    B: 48 MB more

Platform

  • Socket

    AFP7, FP7r2, FP8

    BFL1

    differs

  • Process node

    ATSMC 4 nm FinFET

    BTSMC 5 nm FinFET

    differs

Memory and interfaces

  • Memory type

    ADDR5, LPDDR5x

    BDDR5

    differs

  • Memory channels

    A2

    B2

    equal

  • Official memory speed

    A5,600 MT/s

    B5,200 MT/s

    A: 400 MT/s more

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

  • Max memory capacity

    A256 GB

    B64 GB

    A: 192 GB more

  • PCI Express

    APCIe 4.0

    BPCIe 5.0

    differs

  • Integrated graphics

    AAMD Radeon 780M

    BAMD Radeon 610M

    differs

Power

  • TDP (AMD method)

    A45 W (configurable: 35–54 W)

    B55 W (configurable: 55–75 W)

    not directly comparable

    AMD TDP, AMD PPT, Intel Base Power (PL1) and Max Turbo Power (PL2) are different metrics and are not compared with each other. For laptop CPUs, the laptop maker configures the TDP.

“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 AMD Ryzen 7 8845HS and AMD Ryzen 9 7945HX fit the same motherboard?

No: AMD Ryzen 7 8845HS uses FP7, FP7r2, FP8, while AMD Ryzen 9 7945HX uses FL1.

How many cores and threads do AMD Ryzen 7 8845HS and AMD Ryzen 9 7945HX have?

AMD Ryzen 7 8845HS: 8 cores / 16 threads. AMD Ryzen 9 7945HX: 16 cores / 32 threads (manufacturer data).

Do these CPUs have integrated graphics?

AMD Ryzen 7 8845HS: AMD Radeon 780M. AMD Ryzen 9 7945HX: AMD Radeon 610M.

Which is faster: AMD Ryzen 7 8845HS or AMD Ryzen 9 7945HX?

AMD Ryzen 9 7945HX leads in every scenario with comparable benchmarks: multi-thread performance. This does not imply an advantage in tasks without benchmarks.

Data sources (2)
  • AMD — specifications of AMD Ryzen 7 8845HS, specifications of AMD Ryzen 9 7945HXchecked 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 3.6.0, benchmark Blender Benchmark 4.0.0, benchmark Blender Benchmark 4.1.0, 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 5.3.0, benchmark Blender Benchmark 3.4.0, benchmark Blender Benchmark 3.5.0checked November 14, 2026

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

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