Ryzen 5 5600X vs Pentium D 945

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Primary details

Comparing Pentium D 945 and Ryzen 5 5600X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated531
Place by popularitynot in top-10017
Cost-effectiveness evaluationno data25.63
Market segmentDesktop processorDesktop processor
Seriesno dataAMD Ryzen 5
Power efficiencyno data20.06
Architecture codenamePresler (2005−2007)Vermeer (Zen 3) (2020−2022)
Release date23 July 2006 (18 years ago)5 November 2020 (4 years ago)
Launch price (MSRP)$163$299

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium D 945 and Ryzen 5 5600X 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 speed3.4 GHz3.7 GHz
Boost clock speed3.4 GHz4.6 GHz
Multiplierno data37
L1 cache16 KB (per core)64K (per core)
L2 cache2 MB (per die)512K (per core)
L3 cache0 KB32 MB
Chip lithography65 nm7 nm, 12 nm
Die size2x 81 mm22x 80.7 + 125 (I/O) mm2
Maximum core temperatureno data95 °C
Maximum case temperature (TCase)63 °C95 °C
Number of transistors376 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+
VID voltage range1.2V-1.3375Vno data

Compatibility

Information on Pentium D 945 and Ryzen 5 5600X 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,PLGA775AM4
Power consumption (TDP)95 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium D 945 and Ryzen 5 5600X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
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 5 5600X 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 5 5600X 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 5 5600X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR4
Maximum memory sizeno data128 GB
Max memory channelsno data2
Maximum memory bandwidthno data51.196 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)-

Peripherals

Specifications and connection of peripherals supported by Pentium D 945 and Ryzen 5 5600X.

PCIe versionno data4.0

Pros & cons summary


Recency 23 July 2006 5 November 2020
Physical cores 2 6
Threads 2 12
Chip lithography 65 nm 7 nm
Power consumption (TDP) 95 Watt 65 Watt

Ryzen 5 5600X has an age advantage of 14 years, 200% more physical cores and 500% more threads, a 828.6% more advanced lithography process, and 46.2% lower power consumption.

We couldn't decide between Pentium D 945 and Ryzen 5 5600X. We've got no test results to judge.


Should you still have questions on choice between Pentium D 945 and Ryzen 5 5600X, ask them in Comments section, and we shall answer.

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Intel Pentium D 945
Pentium D 945
AMD Ryzen 5 5600X
Ryzen 5 5600X

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Community ratings

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