AMD Ryzen 7 7840U vs Qualcomm Snapdragon 7c Gen 2 Full Specs

Summary

8 Cores 16 Threads 3.3GHz	8 Cores(2P+6E) 8 Threads(2P+6E) 2.55GHz
TDP 28W	TDP -
Bandwidth 120GB/s LPDDR5X·DDR5	Bandwidth 17.1GB/s LPDDR4X
iGPU Radeon 780M 2700MHz	iGPU Adreno 618
Peak·FP32·FP16 8.29 TFLOPSFP16	Peak·FP32·FP16 844.8 GFLOPSFP16
Socket FP8	Socket -

Core Config

8 Cores 8P -	8 Cores 2P 6E
16 Threads 16P -	8 Threads 2P 6E

Clocks

Base Clock 3.3GHz	Base Clock 2.55GHz
Boost Clock 5.1GHz	Boost Clock -
Overclocking Locked	Overclocking Locked

Cache

L1i 32KB P -	L1i 64KB P 32KB E
L1d 32KB P -	L1d 64KB P 32KB E
L2 1MB P -	L2 512KB P 128KB E
L3 16MB	L3 -
SLC Cache -	SLC Cache 1MB

Memory

Type LPDDR5X·DDR5	Type LPDDR4X
Max Memory 256GB	Max Memory 16GB
ECC No	ECC No
Channels 2	Channels 2
Bus Width 128-bit	Bus Width 32-bit
Speed 7500MT/s	Speed 4266MT/s
Bandwidth 120GB/s	Bandwidth 17.1GB/s
Bandwidth Calculator Channels Transfer Rate7500MT/s UC·Spec·OC 120GB/s	Bandwidth Calculator Channels Transfer Rate4266MT/s UC·Spec·OC 17.1GB/s

Power & Thermals

TDP 28W	TDP -
cTDP-down 15W	cTDP-down -
cTDP-up 30W	cTDP-up -
Max Operating Temp 100°C Max	Max Operating Temp -

Chipset Bus

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

Expansion

PCIe PCIe 4.0 x20 39.4GB/sBandwidth

-

iGPU

iGPU Radeon 780M 2700MHz	iGPU Adreno 618
Shaders 768	Shaders 256
Boost Clock 2.7GHz	Boost Clock 825MHz
Peak·FP32·FP16 8.29 TFLOPSFP16	Peak·FP32·FP16 844.8 GFLOPSFP16

NPU

NPU Model Ryzen AI	NPU Model Hexagon 692
Performance 10 TOPS	Performance 5 TOPS

Cellular

Modem Model -	Modem Model X15
Peak Down -	Peak Down Up to 800Mbps
Peak Up -	Peak Up Up to 150Mbps

Chip

Manufacturer AMD	Manufacturer Qualcomm
ISA x86-64	ISA AArch64
Architecture Zen 4	Architecture Kryo 468ARMv8.2-A
Family Ryzen 7000	Family 7 Series
Branding	Branding
Codename Phoenix Point - -	Codename - Cortex-A76P-Core Cortex-A55E-Core
Market Segment Laptop	Market Segment Laptop
Release Date May 3, 2023	Release Date May 19, 2021

Fabrication

Foundry TSMC	Foundry Samsung
Fabrication Node N4	Fabrication Node 8LPP
Die Size 178mm²	Die Size -
Transistor Count 25 Billion	Transistor Count -
Transistor Density 140 MTr/mm²	Transistor Density -

Images

Used In

Laptops Framework 13(AMD, Early 2023)

Laptops Galaxy Book Go(Mid 2021)

Competitors

AMDRyzen 7 7840U vs CPU AMDRyzen 7 7735HS AMDRyzen 7 7840U vs CPU AMDRyzen 7 7735U AMDRyzen 7 7840U vs CPU AMDRyzen 7 7736U Show 12 more

QualcommSnapdragon 7c Gen 2 vs AMDRyzen 7 7840U QualcommSnapdragon 7c Gen 2 vs CPU AMDRyzen 7 7730U QualcommSnapdragon 7c Gen 2 vs CPU AMDRyzen 7 PRO 7730U Show 12 more