Intel Pentium 4 HT 551 Processor

Last updated: 28 December 2021

Pentium 4 HT 551 is a desktop processor from Intel released on 12 June 2005, and it is in end-of-life production status now. It belongs to Pentium 4 HT family and has a Prescott architecture. This processor is built on Intel Socket 775, and uses Gen 2 PCI express connection. 90 nm process is used in production.

Processor has 1 cores and 2 threads, with the base frequency of 3.4 GHz. It has DDR1, DDR2, DDR3 Dual-channel memory support. As for the cache, it supports L1 16K and L2 1MB.

Specifications

Vertical Segment: Desktop
Release date: 12 June 2005
Production status: End-of-life
Generation: Pentium 4 HT
Codename: Prescott
Socket: Intel Socket 775
Total Cores: 1

Total Threads: 2
Frequency: 3.4 GHz
Turbo clock: N/A
Cache L1: 16K
Cache L2: 1MB
TDP: 115 W

Physical Specifications

Socket: Intel Socket 775
Foundry: Intel
Process size: 90 nm

Transistors: 125 million
Die size: 109 mm²
Package: FC-LGA4

Performance

Frequency: 3.4 GHz
Turbo clock: N/A
Base clock: 200 MHz
Multiplier: 17.0x

Multiplier unlocked: No
Voltage: 1.425 V
TDP: 115 W

Architecture Details

Vertical Segment: Desktop
Production status: End-of-life
Release date: 12 June 2005
Codename: Prescott
Generation: Pentium 4 HT

Part: SL8J5
Memory support: DDR1, DDR2, DDR3 Dual-channel
ECC memory: No
PCI Express: Gen 2

Cores

Total Cores: 1
Total Threads: 2

SMP # CPUs: 1
Integrated graphics: N/A

Cache

Cache L1: 16K

Cache L2: 1MB

Notes

Notes: Depending on the model, the TDP is either 84 W (775_VR_CONFIG_04A) or 115 W (775_VR_CONFIG_04B)

Features & Technologies

MMX
SSE
SSE2

SSE3
HTT
NX-bit

Drivers

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