Ryzen 5 7640H vs Core 2 Duo E8400

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Primary details

Comparing Core 2 Duo E8400 and Ryzen 5 7640H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2685not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Power efficiency1.06no data
Architecture codenameWolfdale (2008−2010)Phoenix (2023−2024)
Release date1 January 2008 (16 years ago)January 2023 (1 year ago)

Detailed specifications

Core 2 Duo E8400 and Ryzen 5 7640H basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores2 (Dual-core)6 (Hexa-Core)
Threads212
Base clock speed3 GHz4.3 GHz
Boost clock speed3 GHz5 GHz
Bus rate1333 MHzno data
L1 cache64 KB (per core)64K (per core)
L2 cache6 MB (shared)1 MB (per core)
L3 cache0 KB16 MB (shared)
Chip lithography45 nm4 nm
Die size104 mm2178 mm2
Maximum case temperature (TCase)72 °Cno data
Number of transistors410 million25,000 million
64 bit support++
Windows 11 compatibility-+
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Duo E8400 and Ryzen 5 7640H compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketLGA775FP8
Power consumption (TDP)65 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E8400 and Ryzen 5 7640H. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+-
Demand Based Switching-no data
FSB parity-no data
Precision Boost 2no data+

Security technologies

Core 2 Duo E8400 and Ryzen 5 7640H technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E8400 and Ryzen 5 7640H are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E8400 and Ryzen 5 7640H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR5-5600

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)AMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E8400 and Ryzen 5 7640H.

PCIe version2.04.0
PCI Express lanesno data20

Pros & cons summary


Physical cores 2 6
Threads 2 12
Chip lithography 45 nm 4 nm
Power consumption (TDP) 65 Watt 35 Watt

Ryzen 5 7640H has 200% more physical cores and 500% more threads, a 1025% more advanced lithography process, and 85.7% lower power consumption.

We couldn't decide between Core 2 Duo E8400 and Ryzen 5 7640H. We've got no test results to judge.

Note that Core 2 Duo E8400 is a desktop processor while Ryzen 5 7640H is a notebook one.


Should you still have questions on choice between Core 2 Duo E8400 and Ryzen 5 7640H, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo E8400
Core 2 Duo E8400
AMD Ryzen 5 7640H
Ryzen 5 7640H

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Community ratings

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Questions & comments

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