Scored using Processors Methodology v3.0
Processors Methodology v3.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Processors Methodology v3.0: the technical score from the specifications is the base, and independent expert and video reviews (up to ±0.5 points), owner opinions (up to ±0.3) and best-of lists (up to +0.3) move it up or down.
Explore Processors Methodology v3.0

AMD Ryzen 9 7845HX review: 74 specs compared

Avg. price:~£270PassMark multi-core score:44753N. of physical cores:12CPU boost clock speed:5.2 GHzCPU socket:FL1TDP (Thermal design power):55 W

AMD Ryzen 9 7845HX Review: Compare 74 technical specifications, 3 expert and video reviews and 1 best-of list to see how this product ranks in the Processors category and whether it is worth buying.

8.1/10

Overall score

Score
8.1/ 10
✕
What it is
Our main score for this model, 1–10. It combines specs, expert reviews, best-of lists and owners.
How we count it
Parts: Technical score 40%, Reviews score 25%, List score 25%, Sentiment score 10%
Marks: Each part gets a mark out of 10. For reviews, lists and owners, a typical model in this category gets about 8 and the best one gets 10.
No data yet: A part with no data shows "?". It counts as the mark of a weaker model in this category (4 in 5 models with data score higher). This way, models with reviews, lists and owners usually come out ahead.
Score distribution
▼
<55-66-77-88-99-10
Score components

40%

8.6

Technical score

25%

7.8

Reviews score

25%

8.0

List score

10%

?

Sentiment scoreNot enough data yet, so we use 7.0, the mark of a weaker model in this category

★Better than 96% of processors
8.4

Value for money

Value for money
8.4/ 10
✕
What it is
An indicator that combines the processor's overall rating with its cost.
When it matters
When you are looking for a processor with a good balance between performance, efficiency, and price.
Score distribution
▼
<55-66-77-88-99-10
Score components

70%

8.1

Overall score

30%

9.1

Price

★Better than 96%
8.6

Technical score

Technical score
8.6/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 40% of the overall score.
Score distribution
▼
<55-66-77-88-99-10
Score components

60%

9.1

Performance

18%

8.0

Architecture

10%

8.2

Memory & PCIe

7%

7.0

Power & Thermal

4%

8.0

Platform

1%

7.8

Integrated graphics

★Better than 96%
7.8

Reviews score

Reviews score
7.8/ 10
✕
What it is
Average grade from independent test sites, magazines and video reviewers, 1–10.
How we count it
Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves. Big test sites count more, short reviews half as much as full tests. A video review counts half.
Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.2 for now.
Share: Reviews count 25% of the overall score.
Score distribution
▼
<55-66-77-88-99-10

80%

7.9

Average grade

20%

7.4

Popularity

Grades by review (3)
1 review, with a printed score. 2 video reviews, each counting half as much as a written test. Reviews count 25% of the overall score.
User ratings collected online are not part of this score.
▲Better than 61%
8.0

List score

List score
8.0/ 10
✕
What it is
How often independent test sites, magazines and video reviewers put this model in their best-of lists for this category.
How we count it
Points: The model in the most lists of this category gets 10; the others get 8 to 10 in proportion. In no list yet: 7.5. Lists count 25% of the overall score.
Enough data: Every list counts, even a single one. With fewer than 5 best-of lists in the category, this part is left out.
Lists with this model (1)
List score: in 1 of 85 lists (1%)
▲Better than 89%
  • No image
No image
Where to buy
    N/A~ £270
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.

What reviewers say about the AMD Ryzen 9 7845HX

Based on 1 · 2

Reviewers mostly praise its strong performance, though a few feel it doesn't fully live up to expectations.
Praised
Pick a topic to see who said what
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Technical Specifications of processor AMD Ryzen 9 7845HX

Technical score
Technical score
8.6/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 40% of the overall score.
Score distribution
▼
<55-66-77-88-99-10
Score components:

60%

9.1

Performance

18%

8.0

Architecture

10%

8.2

Memory & PCIe

7%

7.0

Power & Thermal

4%

8.0

Platform

1%

7.8

Integrated graphics

8.6
Reviews score
7.8
List score
8.0
Value for money
Value for money
8.4/ 10
✕
What it is
An indicator that combines the processor's overall rating with its cost.
When it matters
When you are looking for a processor with a good balance between performance, efficiency, and price.
Score distribution
▼
<55-66-77-88-99-10
Score components:

70%

8.1

Overall score

30%

9.1

Price

8.4
Processor type
mobile
This processor belongs to the mobile processor class, which is more advanced than that of 6.9% of processors and equal to that of 47.7% of processors.
CPU socket
FL1
This processor uses the FL1 CPU socket, which is older than that of 63.2% of processors and equal to that of 1% of processors.
Chipset
N/A
CPU architecture
x86-64
This processor uses the x86-64 architecture, which is more advanced than that of 1.8% of processors and equal to that of 98.2% of processors.
Instruction sets
MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, FMA3, AES, SHA, AMD-V
This processor supports MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, FMA3, AES, SHA, AMD-V instruction sets, which is broader support than 69.3% of processors and equal to that of 7.1% of processors.
Show more
N. of physical cores
12
This processor has 12 CPU cores, which is more than 79.9% of processors and equal to 5.7% of processors.
CPU threads
24
This processor offers 24 CPU threads, which is more than 89.7% of processors and equal to 4.4% of processors.
CPU boost clock speed
5.2 GHz
This processor reaches a boost clock of 5.2 GHz which is higher than that of 88.9% of processors and equal to that of 3% of processors.
CPU base clock speed
12x 3.0 GHz
This processor has a base clock of 12x3.0 GHz which is higher than that of 89.2% of processors and equal to that of 0.1% of processors.
PassMark multi-core score
44,753
This processor scores 44,753 in PassMark, which is higher than 94% of processors.
Show more
What reviewers say
Semiconductor size
5 nm
This processor uses a 5 nm process node, which is more advanced than that of 83.5% of processors and equal to that of 3.2% of processors.
Foundry
TSMC 5 nm
This processor is built on the TSMC 5 nm foundry process, which is more advanced than that of 83.1% of processors and equal to that of 3.2% of processors.
L3 cache
64 MB
This processor has an L3 cache of 64 MB which is larger than that of 94.5% of processors and equal to that of 2.8% of processors.
L2 cache
12 MB
This processor has an L2 cache of 12 MB which is larger than that of 83.1% of processors and equal to that of 2.9% of processors.
L1 cache
768 KB
This processor has an L1 cache of 768 KB which is larger than that of 77.6% of processors and equal to that of 3.3% of processors.
Show more
DDR memory version
DDR5
This processor supports DDR DDR5, which is newer than that of 64.2% of processors and equal to that of 12.8% of processors.
Maximum memory speed
5,200 MHz
This processor supports memory speeds up to 5,200 MHz, which is higher than that of 70.6% of processors and equal to 6.6% of processors.
Max memory speed (JEDEC)
DDR5-5200 MHz
This processor supports JEDEC memory speeds up to DDR5-5200 MHz, which is higher than that of 71% of processors and equal to 5.6% of processors.
Max memory speed (XMP / EXPO)
?
Maximum memory capacity
64 GB
This processor supports up to 64 GB of memory, which is more than 27.2% of processors and equal to 26.1% of processors.
Show more
Integrated graphics
yes
This processor includes integrated graphics. 14.7% of processors offer this.
Integrated GPU model
Radeon 610M
This processor uses the Radeon 610M integrated GPU, which is more advanced than that in 88.9% of processors and equal to that in 1.9% of processors.
Integrated GPU execution units
2
This processor has 2 GPU execution units, which is fewer than 95.5% of processors and equal to 4.5% of processors.
Integrated GPU base frequency
400 MHz
This processor has an integrated GPU clock of 400 MHz which is higher than that of 68.4% of processors and equal to that of 8.3% of processors.
Integrated media encoders/decoders
?
Show more
TDP (Thermal design power)
55 W
This processor has a TDP of 55 W which is higher than that of 61.7% of processors and equal to that of 4.2% of processors.
Base power (PL1)
55 W
This processor has a base power of 55 W which is higher than that of 61.8% of processors and equal to that of 4.3% of processors.
Boost power (PL2)
?
Tau (power duration limit)
N/A
Configurable TDP
yes
This processor supports configurable TDP. 46.4% of processors offer this.
cTDP: 45-75 W
Show more

AMD Ryzen 9 7845HX vs the average processor

246810TotalPlatformPerformanceArchitectureMemory & PCIeIntegrated graphicsPower & Thermal
  • 3.9x higher PassMark score
    This processor has a higher PassMark benchmark score than the average processor (44,753 vs 11,469). The average processor scores 11,469 in PassMark benchmark.
    44,753 vs 11,469
  • 2.66x higher multi-core score
    This processor has a higher Geekbench 6 multi-core score than the average processor (13,870 vs 5,209). The average processor scores 5,209 in Geekbench 6 multi-core.
    13,870 vs 5,209
  • 3.74x better multi-core performance
    This processor has a higher multi-core performance than the average processor (10,492 vs 2,804.5). The average processor scores 2,804.5 in Cinebench R20 multi-core.
    10,492 vs 2,804.5
  • More advanced microarchitecture
    This processor uses a more advanced microarchitecture than the average processor (Dragon Range vs Kaby Lake).
    Dragon Range vs Kaby Lake
  • 8 more performance cores
    This processor has more performance cores than the average processor (12 vs 4). The average processor has 4 performance cores.
    12 vs 4
  • 16 more CPU threads
    This processor has more CPU threads than the average processor (24 vs 8). The average processor has 8 CPU threads.
    24 vs 8
  • 53.2% better single-core performance
    This processor has a higher PassMark single-core score than the average processor (3,919 vs 2,558). The average processor scores 2,558 in PassMark single-core.
    3,919 vs 2,558
  • 71.7% higher single-core score
    This processor has a higher Geekbench 6 single-core score than the average processor (2,635 vs 1,535). The average processor scores 1,535 in Geekbench 6 single-core.
    2,635 vs 1,535
  • 16.4% higher review score
    Reviews score
    7.8/ 10
    ✕
    What it is
    Average grade from independent test sites, magazines and video reviewers, 1–10.
    How we count it
    Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves. Big test sites count more, short reviews half as much as full tests. A video review counts half.
    Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
    Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.2 for now.
    Share: Reviews count 25% of the overall score.
    Score distribution
    ▼
    <55-66-77-88-99-10

    80%

    7.9

    Average grade

    20%

    7.4

    Popularity

    Grades by review (3)
    1 review, with a printed score. 2 video reviews, each counting half as much as a written test. Reviews count 25% of the overall score.
    User ratings collected online are not part of this score.
    7.8 vs 6.7
  • 15.4% better value for money
    AMD Ryzen 9 7845HX has better value for money than the average processor (8.41 vs 7.3).
    8.41 vs 7.29
  • 3 years newer release date
    This processor has a newer release date than the average processor (2023 vs 2020).
    January 2023
    2023 vs 2020
  • 3.9x higher PassMark score
    This processor has a higher PassMark benchmark score than the average processor (44,753 vs 11,469). The average processor scores 11,469 in PassMark benchmark.
    44,753 vs 11,469
  • 2.66x higher multi-core score
    This processor has a higher Geekbench 6 multi-core score than the average processor (13,870 vs 5,209). The average processor scores 5,209 in Geekbench 6 multi-core.
    13,870 vs 5,209
  • 3.74x better multi-core performance
    This processor has a higher multi-core performance than the average processor (10,492 vs 2,804.5). The average processor scores 2,804.5 in Cinebench R20 multi-core.
    10,492 vs 2,804.5
  • 8 more performance cores
    This processor has more performance cores than the average processor (12 vs 4). The average processor has 4 performance cores.
    12 vs 4
  • 16 more CPU threads
    This processor has more CPU threads than the average processor (24 vs 8). The average processor has 8 CPU threads.
    24 vs 8
  • 53.2% better single-core performance
    This processor has a higher PassMark single-core score than the average processor (3,919 vs 2,558). The average processor scores 2,558 in PassMark single-core.
    3,919 vs 2,558
  • 71.7% higher single-core score
    This processor has a higher Geekbench 6 single-core score than the average processor (2,635 vs 1,535). The average processor scores 1,535 in Geekbench 6 single-core.
    2,635 vs 1,535
  • 6 more CPU cores
    This processor has more CPU cores than the average processor (12 vs 6). The average processor has 6 CPU cores.
    12 vs 6
  • 18.2% higher boost clock
    This processor has a higher boost clock speed than the average processor (5.2 GHz vs 4.4 GHz). The average processor reaches boost clock speed of 4.4 GHz.
    5.2 GHz vs 4.4 GHz
  • 46.7% higher Cinebench R20 single-core score
    This processor has a higher Cinebench R20 single-core score than the average processor (719 vs 490). The average processor scores 490 in Cinebench R20 single-core.
    719 vs 490
  • Unlocked for overclocking
    This processor has an unlocked multiplier, while the average processor does not. 22.6% of processors offer this.
  • Higher base clock
    This processor has a higher base clock than the average processor (12x3 GHz vs 4x3.4 GHz).
    12x3.0 GHz vs 4x3.4 GHz
  • 2x higher bus transfer rate
    This processor has a higher bus transfer rate than the average processor (16 GT/s vs 8 GT/s). The average processor offers bus transfer rate of 8 GT/s.
    16 GT/s vs 8 GT/s
  • More advanced microarchitecture
    This processor uses a more advanced microarchitecture than the average processor (Dragon Range vs Kaby Lake).
    Dragon Range vs Kaby Lake
  • 7.11x larger L3 cache
    This processor has a higher L3 cache than the average processor (64 MB vs 9 MB). The average processor has L3 cache of 9 MB.
    64 MB vs 9 MB
  • 4x larger L2 cache
    This processor has a higher L2 cache than the average processor (12 MB vs 3 MB). The average processor has L2 cache of 3 MB.
    12 MB vs 3 MB
  • 2.88x more L3 per core
    This processor has more L3 cache per core than the average processor (5.3 MB/core vs 1.85 MB/core). The average processor provides 1.85 MB/core of L3 cache per core.
    5.33 MB/core vs 1.85 MB/core
  • 58.3% smaller process node
    This processor has a lower process node than the average processor (5 nm vs 12 nm). The average processor uses a process node of 12 nm.
    5 nm vs 12 nm
  • More advanced foundry
    This processor uses a more advanced foundry process than the average processor (TSMC 5 nm vs Intel 14 nm).
    TSMC 5 nm vs Intel 14 nm
  • 2x more L2 per core
    This processor has more L2 cache per core than the average processor (1 MB/core vs 0.5 MB/core). The average processor provides 0.5 MB/core of L2 cache per core.
    1 MB/core vs 0.5 MB/core
  • 2x larger L1 cache
    This processor has a higher L1 cache than the average processor (768 KB vs 384 KB). The average processor has L1 cache of 384 KB.
    768 KB vs 384 KB
  • 2.65x more transistors
    This processor has more transistors than the average processor (13.1 billion vs 4.95 billion). The average processor has 4.95 billion transistors.
    13.14 billion vs 4.95 billion
  • 12 more PCIe lanes
    This processor has more PCIe lanes than the average processor (28 vs 16). The average processor offers 16 PCIe lanes.
    28 vs 16
  • Newer PCIe version
    This processor supports a newer PCIe version than the average processor (5 vs 3).
    5 vs 3
  • Supports memory overclocking
    This processor supports memory overclocking, while the average processor does not. 43.9% of processors support memory overclocking.
  • 77.4% higher memory bandwidth
    This processor has a higher memory bandwidth than the average processor (83.2 GB/s vs 46.9 GB/s). The average processor offers memory bandwidth of 46.9 GB/s.
    83.2 GB/s vs 46.9 GB/s
  • Newer DDR support
    This processor supports a newer DDR generation than the average processor (DDR5 vs DDR4).
    DDR5 vs DDR4
  • 62.5% higher memory speed
    This processor has a higher maximum memory speed than the average processor (5,200 MHz vs 3,200 MHz). The average processor supports memory speed of 3,200 MHz.
    5,200 MHz vs 3,200 MHz
  • Higher JEDEC memory speed
    This processor has a higher JEDEC memory speed than the average processor (DDR5-5200 MHz vs DDR4-3200 MHz). The average processor supports JEDEC memory speed of DDR4-3200 MHz.
    DDR5-5,200 MHz vs DDR4-3,200 MHz
  • Better integrated GPU
    This processor uses a better integrated GPU than the average processor (Radeon 610M vs Intel UHD Graphics 630).
    Radeon 610M vs Intel UHD Graphics 630
  • 1 more supported displays
    This processor has more supported displays than the average processor (4 vs 3). The average processor supports 3 displays.
    4 vs 3
  • 49.2% larger die size
    This processor has a higher die size than the average processor (264 mm² vs 177 mm²). The average processor has a die size of 177 mm².
    264 mm² vs 177 mm²
  • Weaker security extensions
    This processor provides less advanced security extensions than the average processor (AES-NI, SHA, NX bit, SMAP, SMEP, SME vs AES-NI, NX bit, Secure Key, TXT, OS Guard, Boot Guard, CET, MBEC, TME, TME-MK).
    AES-NI, SHA, NX bit, SMAP, SMEP, SME vs AES-NI, NX bit, Secure Key, TXT, OS Guard, Boot Guard, CET, MBEC, TME, TME-MK
  • Limited PCIe bifurcation
    This processor supports less flexible PCIe bifurcation than the average processor (x16 vs x16, x8/x8, x4/x4/x4/x4).
    x16 vs x16, x8/x8, x4/x4/x4/x4
  • 91.7% fewer GPU execution units
    This processor has fewer GPU execution units than the average processor (2 vs 24). The average processor has 24 GPU execution units.
    2 vs 24
  • 22.2% higher base power
    This processor has a higher base power draw than the average processor (55 W vs 45 W). The average processor has a base power draw of 45 W.
    55 W vs 45 W
  • Older TPM support
    This processor supports an older TPM version than the average processor (fTPM 2 vs PTT 2).
    fTPM 2.0 vs PTT 2.0
  • 22.2% higher TDP
    This processor has a higher TDP than the average processor (55 W vs 45 W). The average processor has a TDP of 45 W.
    55 W vs 45 W
  • Weaker security extensions
    This processor provides less advanced security extensions than the average processor (AES-NI, SHA, NX bit, SMAP, SMEP, SME vs AES-NI, NX bit, Secure Key, TXT, OS Guard, Boot Guard, CET, MBEC, TME, TME-MK).
    AES-NI, SHA, NX bit, SMAP, SMEP, SME vs AES-NI, NX bit, Secure Key, TXT, OS Guard, Boot Guard, CET, MBEC, TME, TME-MK
  • Older TPM support
    This processor supports an older TPM version than the average processor (fTPM 2 vs PTT 2).
    fTPM 2.0 vs PTT 2.0
  • 49.2% larger die size
    This processor has a higher die size than the average processor (264 mm² vs 177 mm²). The average processor has a die size of 177 mm².
    264 mm² vs 177 mm²
  • Limited PCIe bifurcation
    This processor supports less flexible PCIe bifurcation than the average processor (x16 vs x16, x8/x8, x4/x4/x4/x4).
    x16 vs x16, x8/x8, x4/x4/x4/x4
  • 91.7% fewer GPU execution units
    This processor has fewer GPU execution units than the average processor (2 vs 24). The average processor has 24 GPU execution units.
    2 vs 24
  • 22.2% higher base power
    This processor has a higher base power draw than the average processor (55 W vs 45 W). The average processor has a base power draw of 45 W.
    55 W vs 45 W
  • 22.2% higher TDP
    This processor has a higher TDP than the average processor (55 W vs 45 W). The average processor has a TDP of 45 W.
    55 W vs 45 W

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

9.0
Roberto Jorge Tech
≈ estimated
12/04/2024
Hands-on review · benchmarks, video editing, gaming, battery
Verdict
AMD Ryzen 9 7845HX gives excellent editing and gaming performance in a laptop, with only the right-side ports lacking.
Overview video

Expert reviews

In-depth analysis and verdict from leading tech publications

8.9
notebookcheck.net
✓ explicit
24/08/2023
Benchmark test · 16-inch gaming laptop
Verdict
The AMD Ryzen 9 7845HX in the Alienware m16 R1 beats Ryzen 6900HX laptops in multi-core tests but trails the 7945HX and Intel 13th-gen models.

Third-party reviews

What customers like about AMD Ryzen 9 7845HX

  • Exceptional multi-threaded performance, often outperforming many high-end desktop CPUs in benchmarks like Cinebench R23.
  • Efficient power management when boost is disabled, maintaining relatively low temperatures for a high-end chip.
  • Significant generation-on-generation performance leap, nearly doubling the performance of previous flagship models like the 5980HX in some tests.
  • Highly recommended for heavy gaming and multitasking workloads due to its 12-core/24-thread architecture.
  • Unlocked multiplier allows for enthusiast-level tweaking and performance optimization.

What customers don't like about AMD Ryzen 9 7845HX

  • High power consumption during heavy workloads can lead to very poor battery life, sometimes lasting only 2 hours on a single charge.
  • Lack of native support for high-speed protocols like USB4 and Thunderbolt 4, which is seen as a step back compared to Intel competitors.
  • Operating temperatures can reach up to 95-96°C under extreme load, requiring a high-quality laptop cooling solution to avoid throttling.
  • Integrated graphics (Radeon 610M) are relatively weak, making the CPU reliant on a dedicated GPU for any meaningful graphical tasks.
  • No dedicated AI acceleration features, which may be a drawback for users interested in emerging AI-driven workflows.

Verdict

The AMD Ryzen 9 7845HX is a high-end 'Dragon Range' laptop processor featuring 12 cores and 24 threads based on the Zen 4 architecture, with a 3.0 GHz base clock and a 5.2 GHz boost frequency. Built on a 5nm process with a 55W base TDP (configurable up to 75W+), it boasts a massive 76MB of total cache (64MB L3 + 12MB L2) and supports DDR5-5200 memory along with PCIe 5.0. Its main advantages include exceptional multi-threaded performance comparable to desktop-grade CPUs, high efficiency at lower power limits, and an unlocked design for manual overclocking. However, it lacks support for USB4/Thunderbolt, features a very basic integrated Radeon 610M GPU unsuitable for serious gaming, and can lead to significant battery drain in high-performance modes.

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