AMD Ryzen 9 3900XT vs AMD Ryzen 7 8700F

VS

AMD Ryzen 9 3900XT

AMD Ryzen 7 8700F

We compared two desktop CPUs: AMD Ryzen 9 3900XT with 12 cores 3.8GHz and AMD Ryzen 7 8700F with 8 cores 4.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 3900XT 's Advantages

Larger L3 cache size (64MB vs 16MB)

AMD Ryzen 7 8700F 's Advantages

Released 3 years and 10 months late

Higher specification of memory (5200 vs 3200)

Larger memory bandwidth (83.2GB/s vs 47.68GB/s)

Higher base frequency (4.1GHz vs 3.8GHz)

More modern manufacturing process (4nm vs 7nm)

Lower TDP (65W vs 105W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3900XT

1350

AMD Ryzen 7 8700F +32%

1788

Cinebench R23 Multi Core

AMD Ryzen 9 3900XT +4%

18437

AMD Ryzen 7 8700F

17614

Geekbench 6 Single Core

AMD Ryzen 9 3900XT

1763

AMD Ryzen 7 8700F +55%

2745

Geekbench 6 Multi Core

AMD Ryzen 9 3900XT

11025

AMD Ryzen 7 8700F +29%

14317

Cinebench 2024 Single Core

AMD Ryzen 9 3900XT

79

AMD Ryzen 7 8700F +31%

104

Cinebench 2024 Multi Core

AMD Ryzen 9 3900XT +8%

1074

AMD Ryzen 7 8700F

986

Blender

AMD Ryzen 9 3900XT +8%

261

AMD Ryzen 7 8700F

241

Passmark CPU Single Core

AMD Ryzen 9 3900XT

2769

AMD Ryzen 7 8700F +40%

3904

Passmark CPU Multi Core

AMD Ryzen 9 3900XT +5%

32856

AMD Ryzen 7 8700F

31075

AMD Ryzen 9 3900XT

VS

AMD Ryzen 7 8700F

General Parameters

Jul 2020

Release Date

May 2024

AMD

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2 (Matisse)

Core Architecture

Zen 4 (Phoenix)

AM4

Socket

AM5

No

Integrated Graphics

No

-

Generation

Ryzen 7 (Zen 4 (Phoenix))

Package

3.8 billions

Transistor Count

25 billions

7 nm

Manufacturing Process

4 nm

105 W

Power Consumption

45-65 W

95°C

Peak Operating Temperature

95 °C

-

Foundry

TSMC

-

Die Size

178 mm²

CPU Performance

12

Performance Cores

8

24

Performance Core Threads

16

3.8 GHz

Performance Core Base Frequency

4.1 GHz

4.7 GHz

Performance Core Turbo Frequency

5 GHz

12

Total Core Count

8

24

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

41

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

64 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR5-5200

128 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

47.68 GB/s

Max Memory Bandwidth

83.2 GB/s

Yes

ECC Memory Support

No

AI Accelerator

-

NPU

AMD Ryzen™ AI

-

Theoretical performance

16 TOPS

Miscellaneous

AMD Ryzen 9 3900XT

Official Website

AMD Ryzen 7 8700F

4.0

PCIe Version

4.0

24

PCIe Lanes

20

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