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Key specs
Cores
16
Threads
32
Boost Clock
5.4 GHz
TDP
55-75 W (configurable)
Socket
FL1
Process
5 nm
Benchmarks
Rating
74
Perf.
77
iGPU
26
Energy
69
Cinebench 2024 Single-Core
115
Cinebench 2024 Multi-Core
1772
TDP
55-75 W
Cache L3
128MB
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 CPU
461.52
iGPU FLOPS
0.6 TFLOPS
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