Ryzen 9 7945HX3D

Details and Benchmarks for AMD Ryzen 9 7945HX3D

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Ryzen 9 7945HX3D based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

7,667 Rank: 31
Rank Name Score Visual
27 Ryzen 9 9900X3D 7,931
+3.4%
28 Ryzen 9 9900X 7,927
+3.4%
29 Core Ultra 9 275HX 7,861
+2.5%
30 Core i9-14900F 7,747
+1%
31 Ryzen 9 7945HX3D 7,667
32 Ryzen AI Max+ 395 7,632
-0.5%
33 Core i9-14900 7,619
-0.6%
34 Ryzen Threadripper PRO 7955WX 7,600
-0.9%
35 Core i7-13700K 7,599
-0.9%
36 Ryzen 9 7900X 7,574
-1.2%

View full ranking →

Multicore Score

Multicore performance score for Ryzen 9 7945HX3D based on multi-threaded benchmark results.

7,641 Rank: 53
Rank Name Score Visual
49 Core i9-9990XE 7,662
+0.3%
50 Ryzen 9 9900X 7,658
+0.2%
51 Ryzen AI Max+ 395 7,658
+0.2%
52 Ryzen Threadripper 3970X 7,645
+0.1%
53 Ryzen 9 7945HX3D 7,641
54 Core i9-7980XE 7,633
-0.1%
55 EPYC 7451 7,621
-0.3%
56 Core i9-10980XE 7,604
-0.5%
57 Ryzen Threadripper 2970WX 7,592
-0.6%
58 Ryzen Threadripper PRO 3975WX 7,560
-1.1%

View full ranking →

Singlecore Score

Single-core performance score for Ryzen 9 7945HX3D based on single-threaded benchmark results.

7,685 Rank: 26
Rank Name Score Visual
22 Ryzen Threadripper PRO 9995WX 7,800
+1.5%
23 Ryzen Threadripper PRO 9955WX 7,794
+1.4%
24 Ryzen Threadripper PRO 9965WX 7,793
+1.4%
25 Core i9-13900 7,725
+0.5%
26 Ryzen 9 7945HX3D 7,685
27 Core i7-13700K 7,670
-0.2%
28 Ryzen 9 7900X 7,642
-0.6%
29 Ryzen 9 7945HX 7,641
-0.6%
30 Core i9-13900F 7,622
-0.8%
31 Ryzen 7 9700X 7,618
-0.9%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Ryzen 9 7945HX3D based on integer math, floating point math, and prime number computation benchmarks.

7,002 Rank: 40
Rank Name Score Visual
36 Ryzen Threadripper 3970X 7,171
+2.4%
37 Ryzen 9 9900X3D 7,139
+2%
38 Ryzen 9 9950X 7,131
+1.8%
39 Ryzen Threadripper PRO 9955WX 7,080
+1.1%
40 Ryzen 9 7945HX3D 7,002
41 Xeon Gold 6442Y 6,999
+-0%
42 EPYC 7F72 6,954
-0.7%
43 Xeon Gold 6430 6,945
-0.8%
44 Xeon w7-3455 6,916
-1.2%
45 Ryzen 9 7950X 6,914
-1.3%

View full ranking →

Data Processing

Aggregated score for Ryzen 9 7945HX3D based on data encryption, data compression, and string sorting benchmarks.

6,758 Rank: 59
Rank Name Score Visual
55 Xeon Gold 6442Y 6,805
+0.7%
56 EPYC 7402P 6,797
+0.6%
57 Core Ultra 7 265K 6,771
+0.2%
58 Core Ultra 7 265KF 6,767
+0.1%
59 Ryzen 9 7945HX3D 6,758
60 Xeon w7-3455 6,752
-0.1%
61 Xeon Platinum 8351N 6,725
-0.5%
62 Ryzen 9 7945HX 6,717
-0.6%
63 EPYC 7601 6,712
-0.7%
64 Core Ultra 9 275HX 6,645
-1.7%

View full ranking →

Physics & Compute

Aggregated score for Ryzen 9 7945HX3D based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

6,934 Rank: 42
Rank Name Score Visual
38 Core Ultra 9 285K 7,020
+1.2%
39 Ryzen Threadripper 3970X 7,013
+1.1%
40 Ryzen 9 9950X 6,999
+0.9%
41 Ryzen Threadripper PRO 7955WX 6,948
+0.2%
42 Ryzen 9 7945HX3D 6,934
43 Xeon w7-3455 6,918
-0.2%
44 EPYC 7502P 6,894
-0.6%
45 Xeon w7-2495X 6,872
-0.9%
46 Ryzen 9 7900X3D 6,864
-1%
47 EPYC 7402 6,806
-1.8%

View full ranking →

Ryzen 9 7945HX3D Details

As of March 2026, the AMD Ryzen 9 7945HX3D remains a compelling option in the mobile processor landscape, particularly for users who demand high single-threaded performance without sacrificing efficiency. Launched in July 2023, this processor is built on AMD's Zen 4 (Dragon Range) architecture and is manufactured using a 5 nm process by TSMC. With a 55 W TDP and a socket FL1 interface, it is designed for high-performance laptops where thermal and power constraints are critical. The chip features 16 cores and 32 threads, thanks to Simultaneous Multithreading (SMT), enabling it to handle multitasking and content creation workloads with ease.

The Ryzen 9 7945HX3D operates at a base frequency of 2.3 GHz and can boost up to 5.4 GHz, a significant advantage in single-threaded applications. It includes 128 MB of L3 cache, which contributes to its strong performance in memory-intensive tasks, and supports DDR5 memory at up to 5200 MT/s with a dual-channel memory bus. The processor also supports ECC memory, making it suitable for professional and enterprise environments where data integrity is crucial. Additionally, it supports PCIe 5.0 with 28 lanes directly from the CPU, ensuring future-proof connectivity for high-speed storage and peripherals.

Integrated graphics are provided by the Radeon 610M, which, while not designed for gaming, offers basic display output and supports up to four displays. The processor supports a wide range of instruction sets, including AVX, AVX2, AVX-512, AES-NI, and AMD-V, ensuring compatibility with modern software and virtualization platforms. The unlocked multiplier allows for easy overclocking, a feature valued by enthusiasts and system builders.

In benchmark testing, the Ryzen 9 7945HX3D achieves an Overall Score of 7667, ranking #31 among 2060 processors, a strong position that places it ahead of many desktop and server-grade CPUs. Its Singlecore Score of 7685 ranks #26, indicating exceptional performance in applications that rely heavily on single-core speed, such as gaming and productivity software. The Multicore Score of 7641, ranking #53, shows that it holds its own in multi-threaded workloads, though it trails behind higher-end desktop and workstation processors. This performance gap is expected given its mobile form factor and 55 W TDP.

Compared to its siblings, the Ryzen 9 7945HX3D outperforms the Ryzen 9 7945HX in all categories, reflecting its enhanced cache and architectural refinements. It also surpasses the Core i9-13700K and Core i9-13900F in single-core performance, making it a strong contender in the mobile segment. However, it falls short of top-tier desktop processors like the Ryzen Threadripper 9995WX and Core Ultra 9 285K, which are designed for extreme workloads.

In summary, the Ryzen 9 7945HX3D is a high-performance mobile processor ideal for power users, content creators, and gamers who require fast single-core performance and efficient power usage. While it may not match the raw multicore power of desktop alternatives, its balanced performance and 55 W TDP make it a standout in the mobile market.
Frequently Compared

AMD Ryzen 7 2700X 24 views

AMD Phenom 9750 23 views

AMD Ryzen Threadripper 2950X 23 views

Intel Celeron G4920 23 views

Intel Core i3-8145U 22 views

Intel Xeon W3505 22 views

AMD Ryzen 5 3600 20 views

Intel Core 2 Duo E8600 20 views

AMD Ryzen 9 3900X 19 views

AMD Ryzen 5 3500X 18 views

AMD Ryzen 9 7945HX3D

Main Specifications

Designer: AMD
Name: Ryzen 9 7945HX3D
Cores: 16
Threads: 32
Base Frequency: 2300 MHz
Clock Multiplier: 23x (unlocked)
Core Name: Dragon Range
Socket: Socket FL1
Package: µFC-BGAFL1
Target Segment: Mobile
TDP: 55 W

Cache Specifications

L1 Cache: 62.464 KiB
L2 Cache: 0.954 MiB
L3 Cache: 122.070 MiB

Memory Specifications

Supported Memory Type: DDR5

Physical Specifications

Process: 5 nm
Die Area: 71 mm²
Manufacturer: TSMC

CPU Features

MMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 BMI1 BMI2 FMA3 AES F16C SMEP SSE4a SHA AMD-V AVX-512 SMT
Related News

5 sources · 3 days ago

Linux Kernel 7.1-rc6 Released: AMD Zen 6 Support Added as clearcpuid Docs Removed Amid Heavy Code Churn

With the release of Linux Kernel 7.1-rc6, AMD has expanded the range of recognized Zen 6 CPU model numbers up to 239, re...

3 sources · 5 days ago

7 sources · 4 days ago

2 sources · 3 days ago

7 sources · 2 weeks ago

Login

Forgot your password?

Your experience on this site will be improved by allowing cookies.