AMD Ryzen 5 PRO 5645

Specifications Benchmarks Synonyms

Specifications

Technical data

CPU generation and family

CPU group
AMD Ryzen 5000U
Family
Ryzen PRO
Form Factor
Desktops
Generation
4
Name
AMD Ryzen 5 PRO 5645
Predecessor
—
Segment
Mobile
Series
Ryzen PRO 5000 Series
Successor
—

CPU Cores and Base Frequency

Base Frequency
3.7 GHz
Core architecture
normal
Core Configuration
6x
CPU Cores
6
CPU Threads
12
Hyperthreading / SMT
Yes
Max. Boost Clock
4.6 GHz
Overclocking
No
Turbo Frequency (1 Core)
4.6 GHz
Turbo Frequency (6 Cores)
—

Internal Graphics

DirectX Version
—
Execution units
—
Generation
—
GPU Frequency
—
GPU name
no iGPU
GPU Turbo
No turbo
Max. displays
—
Max. GPU Memory
—
Release date
—
Shader
—
Technology
—

Hardware codec support

AV1
No
H.264 / AVC
No
h265 / HEVC (8 bit)
No
h265 / HEVC (10 bit)
No
JPEG
No
VC-1
No
VP8
No
VP9
No

Memory & PCIe

ECC
No
Max. Memory
64 GB
Memory Bandwidth
51.2 GB/s
Memory channels
2
Memory type
DDR4
PCIe
PCIe 4.0
System Memory Specification
3200

Encryption

AES-NI
Yes

Thermal Management

Default TDP
65 W
Maximum Operating Temperature
95 °C
TDP (PL1 / PBP, legacy combined label)
65 W
TDP (PL2)
—
TDP down
—
TDP up
—

Technical details

Architecture
Cezanne (Zen 3)
Chip design
Chiplet
Codename
Vermeer
Documents
Technical data sheet
Instruction set (ISA)
x86-64 (64 bit)
ISA extensions
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
L1-Cache
0.75 MB
L2-Cache
3 MB
L3-Cache
32 MB
Manufacturer product ID (tray)
100-000000833
Official source
https://www.amd.com/en/products/specifications/processors.html
Operating systems
Conflicting source values: Windows 10, Windows 11, Linux | Windows 11 - 64-Bit Edition / Windows 10 - 64-Bit Edition
Part Number
100-000000833
Release date
Q3/2022
Release price
—
Socket
AM4
Technology
TSMC 7nm FinFET
Verification scope
Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
Verified on
2026-10-01
Virtualization
AMD-V, SVM

Positions in all rankings

Common positions AMD Ryzen 5 PRO 5645 CPU in popular benchmarks, for comparison with other models.

Geekbench 5, 64bit (Single-Core)

124 place
Geekbench 5, 64bit (Multi-Core)

243 place
Estimated results for PassMark CPU Mark

159 place

Benchmarks

Performance tests CPU

Compare the scores of popular benchmarks AMD Ryzen 5 PRO 5645 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.

Recent models: test results with identified primary sources — Cinebench R23 · Cinebench R20 · Cinebench R15 · Cinebench 2026 · RandomX benchmark

Geekbench 5, 64bit (Single-Core)

Geekbench 5 SC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

1570

AMD Ryzen 5 PRO 5645

1572

AMD Ryzen 5 5600X

1569

Intel Core i7-1365UE

All the benchmark results

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 MC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

7089

AMD Ryzen 5 PRO 5645

7106

AMD Ryzen 5 5600GE

7100

AMD Ryzen 7 2700X

All the benchmark results

Estimated results for PassMark CPU Mark

PassMark is a test suite that performs complex mathematical calculations to determine CPU performance on file compression, encryption and physics-related tasks

Higher values are better in this metric.

19544

AMD Ryzen 5 PRO 5645

21095

Intel Core i9-9900KS

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.

The values are used to select the optimal cooling system and power supply.

Rate the processor
AMD Ryzen 5 PRO 5645