Ryzen 7 9800X3D vs Pentium D 945

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Primary details

Comparing Pentium D 945 and Ryzen 7 9800X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated203
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data44.72
Market segmentDesktop processorDesktop processor
Power efficiencyno data19.95
Architecture codenamePresler (2005−2007)Granite Ridge (2024)
Release date23 July 2006 (18 years ago)7 November 2024 (less than a year ago)
Launch price (MSRP)$163$479

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium D 945 and Ryzen 7 9800X3D 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)8 (Octa-Core)
Threads216
Base clock speed3.4 GHz4.7 GHz
Boost clock speed3.4 GHz5.2 GHz
L1 cache16 KB (per core)80 KB (per core)
L2 cache2 MB (per die)1 MB (per core)
L3 cache0 KB96 MB (shared)
Chip lithography65 nm4 nm
Die size2x 81 mm270.6 mm2
Maximum case temperature (TCase)63 °Cno data
Number of transistors376 million8,315 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier-+
VID voltage range1.2V-1.3375Vno data

Compatibility

Information on Pentium D 945 and Ryzen 7 9800X3D 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
SocketLGA775,PLGA775AM5
Power consumption (TDP)95 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium D 945 and Ryzen 7 9800X3D. 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
Demand Based Switching-no data
PAE32 Bitno data
FSB parity-no data
Precision Boost 2no data+

Security technologies

Pentium D 945 and Ryzen 7 9800X3D 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 Pentium D 945 and Ryzen 7 9800X3D 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 Pentium D 945 and Ryzen 7 9800X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)AMD Radeon Graphics

Peripherals

Specifications and connection of peripherals supported by Pentium D 945 and Ryzen 7 9800X3D.

PCIe versionno data5.0
PCI Express lanesno data24

Pros & cons summary


Recency 23 July 2006 7 November 2024
Physical cores 2 8
Threads 2 16
Chip lithography 65 nm 4 nm
Power consumption (TDP) 95 Watt 120 Watt

Pentium D 945 has 26.3% lower power consumption.

Ryzen 7 9800X3D, on the other hand, has an age advantage of 18 years, 300% more physical cores and 700% more threads, and a 1525% more advanced lithography process.

We couldn't decide between Pentium D 945 and Ryzen 7 9800X3D. We've got no test results to judge.


Should you still have questions on choice between Pentium D 945 and Ryzen 7 9800X3D, ask them in Comments section, and we shall answer.

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Intel Pentium D 945
Pentium D 945
AMD Ryzen 7 9800X3D
Ryzen 7 9800X3D

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Community ratings

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