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AMD Ryzen 9 7945HX3D
AMD Laptop CPU

AMD Ryzen 9 7945HX3D

74A
Cores16
Threads32
Boost Clock5.4 GHz
TDP55-75 W (configurable)
SocketFL1
Process5 nm
⇄ Compare with…

Benchmarks

Perf.77
iGPU26
Energy69
Cinebench 2024 Single-Core115
Cinebench 2024 Multi-Core1772
TDP55-75 W
Cache L3128MB
Cinebench 2024 (Single)115
Cinebench 2024 (Multi)1772
Geekbench 6 (Single-Core)2800
Geekbench 6 (Multi-Core)16,929
Passmark CPU (Single-Core)4064
Passmark CPU (Multi-Core)57,724
Blender CPU461.52
iGPU FLOPS0.6 TFLOPS

Full specifications

GeekBench v6

File compression
1520 MB/sec
Clang compilation
178.3 Klines/sec
HTML 5 Browser
299.6 pages/sec
PDF Renderer
456.8 Mpixels/sec
Text processing
288.5 pages/sec
Background blur
60.1 images/sec
Photo processing
104.6 images/sec
Ray tracing
36.9 Mpixels/sec

PassMark

Integer math
202.2 GOps/sec
Floating point math
121.8 GOps/sec
Find prime numbers
443M Primes/sec
Random string sorting
84.6M Strings/sec
Data encryption
42.6 GBytes/sec
Data compression
704.8 MBytes/sec
Physics
4366 Frames/sec
Extended instructions
52.4B Matrices/sec

Performance Per Watt

Cinebench 2024 / Watt
23.6 PPW
Geekbench 6 Multi / Watt
225.7 PPW
Passmark CPU Mark / Watt
769.7 PPW
Blender / Watt
6.15 PPW

General

Vendor
Amd
Released
August 22, 2023
Type
Laptop
Instruction Set
x86-64
Codename
Zen 4 (Dragon Range)
Model number
7945HX3D
Integrated GPU
Radeon 610M
Intel Equivalent
- Intel Core i9 13950HX
Successor
- AMD Ryzen 9 9955HX3D

CPU

P-Cores
16
P-Threads
32
Base Frequency (P)
2.3 GHz
Turbo Boost Frequency (P)
5.4 GHz
Total Cores
16
Total Threads
32
Bus Frequency
100 MHz
Multiplier
23x
L1 Cache
64K (per core)
L2 Cache
1MB (per core)
L3 Cache
128MB (shared)
Unlocked Multiplier
Yes

Package

Transistors
17.8 billions
Fabrication Process
5 nm
TDP (PL1)
55-75 W (configurable)
Socket
FL1
Peak Temperature
89°C

iGPU

Integrated Graphics
Radeon 610M
GPU Base Clock
400 MHz
GPU Boost Clock
2200 MHz
Shading Units
128
TMUs
8
ROPs
4
Execution Units
2
TGP
15 W

Memory Support

Memory Types
- DDR5-5200
Max. Memory Size
64 GB
Memory Channels
2
ECC Support
No

Misc

Official Site
AMD Ryzen 9 7945HX3D official page
PCI Express Version
5.0
PCI Express Lanes
28
Technologies
- Compute: AVX-512, BMI1, BMI2, F16C, SHA - Performance: Precision Boost 2, SMT - Virtualization: AMD-V - Security: EVP, NX-Bit, SMAP, SMEP

Specifications compiled from NanoReview. Last updated 2026-09-29.

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