AMD Ryzen 5 PRO 7645 vs AMD Ryzen 5 8400F

Specifications of CPUs

CPU Comparison Result

Below are the results of a comparison of the characteristics and performance of the AMD Ryzen 5 PRO 7645 and AMD Ryzen 5 8400F processors. This comparison will help you determine which one best suits your needs.

Basic

Label Name
AMD
AMD
Launch Date
June 2023
April 2024
Platform
Desktop
Desktop
Model Name
?
The Intel processor number is just one of several factors - along with processor brand, system configurations, and system-level benchmarks - to be considered when choosing the right processor for your computing needs.
-
Ryzen 5 8400F
Code Name
Raphael
Phoenix
Foundry
-
TSMC
Generation
-
Ryzen 5 (Zen 4 (Phoenix))

CPU Specifications

Total Cores
?
Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).
6
6
Total Threads
?
Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.
12
12
Basic Frequency
3.8GHz
-
Max Turbo Frequency
?
Max Turbo Frequency is the maximum single-core frequency at which the processor is capable of operating using Intel® Turbo Boost Technology and, if present, Intel® Turbo Boost Max Technology 3.0 and Intel® Thermal Velocity Boost. Frequency is typically measured in gigahertz (GHz), or billion cycles per second.
Up to 5.1GHz
-
Performance-core Base Frequency
-
4.2 GHz
Performance-core Max Turbo Frequency
?
Maximum P-core turbo frequency derived from Intel® Turbo Boost Technology.
-
4.7 GHz
L1 Cache
384KB
64 KB per core
L2 Cache
6MB
1 MB per core
L3 Cache
32MB
16 MB shared
Bus Frequency
-
100MHz
Unlocked for Overclocking
?
AMD`s product warranty does not cover damages caused by overclocking, even when overclocking is enabled via AMD hardware and/or software. GD-26.
No
-
Unlocked Multiplier
-
Yes
Multiplier
-
42.0
CPU Socket
?
The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.
AM5
AMD Socket AM5
Technology
?
Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.
TSMC 5nm FinFET
4 nm
TDP
65W
65 W
Max. Operating Temperature
?
Junction Temperature is the maximum temperature allowed at the processor die.
95°C
-
PCI Express Version
?
PCI Express Revision is the supported version of the PCI Express standard. Peripheral Component Interconnect Express (or PCIe) is a high-speed serial computer expansion bus standard for attaching hardware devices to a computer. The different PCI Express versions support different data rates.
PCIe® 5.0
-
PCIe Version
?
PCI Express is a high-speed serial computer expansion bus standard used for connecting high-speed components, replacing older standards such as AGP, PCI, and PCI-X. It has gone through multiple revisions and improvements since its initial release. PCIe 1.0 was first introduced in 2002, and in order to meet the growing demand for higher bandwidth, subsequent versions have been released over time.
-
4
Transistor Count
-
25 billions

Memory Specifications

Memory Type
?
Intel® processors come in four different types: Single Channel, Dual Channel, Triple Channel, and Flex Mode. Maximum supported memory speed may be lower when populating multiple DIMMs per channel on products that support multiple memory channels.
DDR5
DDR5-5200
Memory Channels
?
The number of memory channels refers to the bandwidth operation for real world application.
2
2
ECC Memory Support
-
No

GPU Specifications

Integrated Graphics Model
?
An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.
AMD Radeon™ Graphics
N/A
Graphics Frequency
?
Graphics max dynamic frequency refers to the maximum opportunistic graphics render clock frequency (in MHz) that can be supported using Intel® HD Graphics with Dynamic Frequency feature.
2200 MHz
-
Graphics Core Count
2
-

Miscellaneous

PCIe Lanes
-
20
OS Support
Windows 11 - 64-Bit Edition, Windows 10 - 64-Bit Edition, RHEL x86 64-Bit, Ubuntu x86 64-Bit *Operating System (OS) support will vary by manufacturer.
-

Advantages

AMD Ryzen 5 PRO 7645
Ryzen 5 PRO 7645
  • Larger L3 Cache: 32MB (32MB vs 16 MB shared)
AMD Ryzen 5 8400F
Ryzen 5 8400F
  • Higher Technology: 4 nm (TSMC 5nm FinFET vs 4 nm)
  • Newer Launch Date: April 2024 (June 2023 vs April 2024)

Geekbench 6

Single Core
Ryzen 5 PRO 7645
+10% 2756
Ryzen 5 8400F
2509
Multi Core
Ryzen 5 PRO 7645
11678
Ryzen 5 8400F
+0% 11715

Performance

Ryzen 5 PRO 7645
Ryzen 5 8400F
412.3
377.8
MB/Sec
File Compression
+9%
1.18
1.29
+9%
15.2
13.7
Routes/Sec
Navigation
+11%
81
81.8
+1%
50.4
49.1
Pages/Sec
HTML5 Browser
+3%
202.9
220.1
+8%
57.1
52.9
MPixels/Sec
PDF Renderer
+8%
296.4
294
+1%
37.3
33.9
Images/Sec
Photo Library
+10%
223.8
214.9
+4%
13.6
11.3
KLines/Sec
Clang
+20%
93
84.7
+10%
214
180.7
Pages/Sec
Text Processing
+18%
292
256.1
+14%
81.8
72.1
MB/Sec
Asset Compression
+13%
541.3
508
+7%
80.6
75.8
Images/Sec
Object Detection
+6%
237.1
231.3
+3%
14.1
13.1
Images/Sec
Background Blur
+8%
57.9
59.6
+3%
102.6
94.6
MPixels/Sec
Horizon Detection
+8%
439.6
527.2
+20%
227.8
192.1
MPixels/Sec
Object Remover
+19%
1.06
928.6
+87504%
89.5
83.9
MPixels/Sec
HDR
+7%
347.2
373.8
+8%
30.9
30.6
Images/Sec
Photo Filter
+1%
82.2
94.4
+15%
2.35
2.14
KPixels/Sec
Ray Tracer
+10%
19.3
18
+7%
83.9
81
KPixels/Sec
Structure from Motion
+4%
406.3
451.6
+11%
Single Core
Multi Core

Passmark CPU

Single Core
Ryzen 5 PRO 7645
+6% 3894
Ryzen 5 8400F
3677
Multi Core
Ryzen 5 PRO 7645
+11% 27250
Ryzen 5 8400F
24584

SiliconCat Rating

99
Ranks 99 among Desktop CPU on our website
227
Ranks 227 among all CPU on our website
98
Ranks 98 among Desktop CPU on our website
225
Ranks 225 among all CPU on our website
Ryzen 5 PRO 7645
Ryzen 5 8400F

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