AMD Ryzen 5 7645HX

Specifications Benchmarks Synonyms

Specifications

Technical data

Specifications checked against the linked manufacturer source on 2026-09-30. Manufacturer fields have been refreshed; other historical fields have not all been reverified.

Official specifications

CPU generation and family

CPU group
AMD Ryzen 7045
Family
Ryzen
Form Factor
Laptops / Desktops
Generation
6
Name
AMD Ryzen 5 7645HX
Predecessor
—
Segment
Mobile
Series
Ryzen 7000 Series
Successor
—

CPU Cores and Base Frequency

Base Frequency
4 GHz
Core architecture
normal
Core Configuration
6x Zen 4
CPU Cores
6
CPU Threads
12
Hyperthreading / SMT
Yes
Max. Boost Clock
5 GHz
Overclocking
Yes
Turbo Frequency (1 Core)
5 GHz
Turbo Frequency (6 Cores)
—

Internal Graphics

DirectX Version
12
Execution units
2
Generation
9
GPU Frequency
2200 MHz
GPU name
AMD Radeon 610M
GPU Turbo
2200 MHz
Graphics Cores
2
Max. displays
3
Max. GPU Memory
8 GB
Release date
Q3/2022
Shader
128
Technology
6 nm

Hardware codec support

AV1
Decode
H.264 / AVC
Decode / Encode
h265 / HEVC (8 bit)
Decode / Encode
h265 / HEVC (10 bit)
Decode / Encode
JPEG
Decode / Encode
VC-1
Decode
VP8
Decode / Encode
VP9
Decode / Encode

Memory & PCIe

ECC
Yes
Max. Memory
128 GB
Memory Bandwidth
83.2 GB/s
Memory channels
2
Memory type
DDR5
PCIe
PCIe 5.0

Encryption

AES-NI
Yes

Thermal Management

Configurable TDP
45-75 W
Default TDP
55 W
Maximum Operating Temperature
100 °C
TDP (PL1 / PBP, legacy combined label)
55 W
TDP (PL2)
—
TDP down
45 W
TDP up
75 W

Technical details

Architecture
Dragon Range (Zen 4)
Chip design
Chiplet
Codename
Dragon Range
Documents
Technical data sheet
Instruction set (ISA)
x86-64 (64 bit)
ISA extensions
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
L2-Cache
6 MB
L3-Cache
32 MB
Official source
https://www.amd.com/en/products/processors/laptop/ryzen/7000-series/amd-ryzen-5-7645hx.html
Operating systems
Windows 10, Windows 11, Linux
Part Number
100-000000872
Release date
2023-02-28
Release price
—
Socket
FL1
Technology
TSMC 5nm FinFET
Verification scope
Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
Verified on
2026-09-30
Virtualization
AMD-V, SVM

Positions in all rankings

Common positions AMD Ryzen 5 7645HX CPU in popular benchmarks, for comparison with other models.

iGPU - FP32 Performance (Single-precision GFLOPS)

663 place

Benchmarks

Performance tests CPU

Compare the scores of popular benchmarks AMD Ryzen 5 7645HX with other processors to understand the real speed of the CPU when processing content.

Tests include mathematical calculations, creation of 3D models, cryptocurrency mining, tests in single and multi-core modes.

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted.

iGPU - FP32 Performance (Single-precision GFLOPS)

The performance of the iGPU - the internal GPU in games

Higher values are better in this metric.

443 GFLOPS

AMD Ryzen 5 7645HX

461 GFLOPS

Intel Xeon E-2276M

461 GFLOPS

Intel Xeon E3-1225 v5

All the benchmark results

Comparable benchmark results are required to suggest performance alternatives.

PL1 is the sustained processor power limit; PL2 is the short-term turbo power limit. They are not measured performance or efficiency.