AMD Ryzen 5 8640U vs AMD Ryzen AI 7 350 Full Specs

Summary

6 Cores 12 Threads 3.5GHz	8 Cores(4P+4E) 16 Threads(8P+8E) 2GHz
TDP 28W	TDP 28W
Bandwidth 120GB/s LPDDR5X·DDR5	Bandwidth 128GB/s LPDDR5X·DDR5
iGPU Radeon 760M 2600MHz	iGPU Radeon 860M 3000MHz
Peak·FP32·FP16 3.99 TFLOPSFP16	Peak·FP32·FP16 4.61 TFLOPSFP16
Socket FP8	Socket FP8

Highlights

Geekbench 6 Single

Geekbench 6 Single Geekbench 6 Multi Max Bandwidth iGPU Peak iGPU FP32 iGPU FP16 NPU TOPS TDP

Ryzen 5 8640U2,264

x1

Ryzen AI 7 350-

-

Show Top Score

Core Config

6 Cores 6P -	8 Cores 4P 4E
12 Threads 12P -	16 Threads 8P 8E

Clocks

Base Clock 3.5GHz	Base Clock 2GHz
Boost Clock 4.9GHz	Boost Clock 5GHz
Overclocking Locked	Overclocking Locked

Cache

L1i 32KB P	L1i 32KB P
L1d 32KB P	L1d 48KB P
L2 1MB P	L2 1MB P
L3 16MB	L3 16MB

Memory

Type LPDDR5X·DDR5	Type LPDDR5X·DDR5
Max Memory 256GB	Max Memory 256GB
ECC No	ECC No
Channels 2	Channels 2
Bus Width 128-bit	Bus Width 128-bit
Speed 7500MT/s	Speed 8000MT/s
Bandwidth 120GB/s	Bandwidth 128GB/s
Bandwidth Calculator Channels Transfer Rate7500MT/s Calculated Bandwidth 120GB/s	Bandwidth Calculator Channels Transfer Rate8000MT/s Calculated Bandwidth 128GB/s

Power & Thermals

TDP 28W	TDP 28W
cTDP-down 15W	cTDP-down 15W
cTDP-up 30W	cTDP-up 54W
Max Operating Temp 100°C Max	Max Operating Temp 100°C Max
Included Cooler -	Included Cooler 0

Chipset Bus

Bus Type PCIe	Bus Type PCIe
Bus Config 4 lanes	Bus Config 4 lanes
Bus Speed 16GT/s	Bus Speed 16GT/s
Bus Bandwidth 8GB/s	Bus Bandwidth 8GB/s

Expansion

PCIe PCIe 4.0 x20 39.4GB/sBandwidth

PCIe PCIe 4.0 x16 31.5GB/sBandwidth

iGPU

iGPU Radeon 760M 2600MHz	iGPU Radeon 860M 3000MHz
Shaders 384	Shaders 384
Boost Clock 2.6GHz	Boost Clock 3GHz
Peak·FP32·FP16 3.99 TFLOPSFP16	Peak·FP32·FP16 4.61 TFLOPSFP16

NPU

NPU Model XDNA	NPU Model XDNA 2
NPU Cores -	NPU Cores 32
Performance 16 TOPSINT4	Performance 50 TOPSINT8

Chip

Manufacturer AMD	Manufacturer AMD
ISA x86-64	ISA x86-64
Architecture Zen 4	Architecture Zen 5
Family Ryzen 8000	Family Ryzen AI 300
Branding	Branding
Codename Hawk Point - -	Codename Strix Point Zen 5P-Core Zen 5cE-Core
Market Segment Laptop	Market Segment Laptop
Release Date Dec 6, 2023	Release Date Jan 6, 2025

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N4	Fabrication Node N4P
Die Size 178mm²	Die Size 233mm²
Transistor Count 25 Billion	Transistor Count 28 Billion
Transistor Density 140 MTr/mm²	Transistor Density 120 MTr/mm²

Images

No images available

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Used In

Laptops Inspiron 16(5645, Mid 2024)

Laptops Framework 13(Early 2025)

Competitors

AMDRyzen 5 8640U vs CPU AMDRyzen AI 5 PRO 340 AMDRyzen 5 8640U vs CPU AMDRyzen AI 7 PRO 350 AMDRyzen 5 8640U vs CPU AMDRyzen AI Max PRO 380 Show 12 more

AMDRyzen AI 7 350 vs CPU AMDRyzen AI 7 PRO 350 AMDRyzen AI 7 350 vs CPU AMDRyzen 7 260 AMDRyzen AI 7 350 vs CPU AMDRyzen 9 270 Show 12 more