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Intel Pentium 4 HT 521 Price, Specs & Reviews | TimeToPick

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CPUs
Intel Pentium 4 HT 521

Intel

Intel Pentium 4 HT 521

775DDR1/DDR2/DDR31C / 2T84WPrescott90nmEnd-of-life

Price

$0

CPU image not available yet

Full Specifications

Detailed architecture, platform, memory, and feature data for this CPU.

Total Cores1

Total Threads2

Base Clock2.80 GHz

BCLK / Multiplier200 MHz / 14.0xx

CodenamePrescott

MicroarchitecturePrescott

Process Node90nm

FoundryIntel

Die Size109.0 mm²

Transistors0.13 billion

Production StatusEnd-of-life

Market SegmentDesktop

Launch DateJun 12, 2005

Instruction Sets

MMXSSESSE2SSE3HTTNX-Bit

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About This Product

The Intel Pentium 4 HT 521 is a single-core, two-thread desktop CPU from the Prescott microarchitecture. Released in 2005, it offers a base clock of 2.8 GHz and was designed for Socket 775 motherboards. This CPU is suitable only for basic computing tasks and is significantly outperformed by modern entry-level processors.

Best for: Legacy system revival

Pros

Extremely low cost on the used market
Suitable for very basic legacy systems
Hyper-Threading for limited multi-tasking

Cons

Poor performance for modern applications
High power consumption for its performance
Limited upgrade path on its platform

Verdict
“Only for reviving very old systems or niche retro builds due to extremely limited performance.”

Performance Benchmarks

Cross-source performance, value, and efficiency at a glance

Scores are grouped by benchmark family so it is easy to compare raw speed, threaded output, and real-world value without mixing scales.

PassMark

Large Sample Pool

PassMark

Overall

1,3492%

Single-Thread

1,40228%

PassMark rank: #4,147

Compatible Motherboards (0)

See full guide →

No compatible motherboards are in our catalog yet for this socket.

Compatible RAM (3722)

See full guide →

Mushkin Blackline 16 GB

2x8GBDDR3-1600

N/A

Mushkin Blackline 16 GB

2x8GBDDR3-2400

N/A

Mushkin Blackline 16 GB

2x8GBDDR3-2400

N/A

Mushkin Blackline 16 GB

2x8GBDDR3-2133

N/A

Compatible CPU Coolers (0)

No compatible CPU coolers are in our catalog yet for this socket.

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