Intel Pentium 4 HT 531 vs Intel Pentium D 820

Comparative analysis of Intel Pentium 4 HT 531 and Intel Pentium D 820 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the Intel Pentium 4 HT 531

  • CPU is newer: launch date 1 month(s) later
  • Around 7% higher clock speed: 3 GHz vs 2.8 GHz
  • Around 6% higher maximum core temperature: 67.7°C vs 64.1°C
  • Around 13% lower typical power consumption: 84 Watt vs 95 Watt
Launch date June 2005 vs May 2005
Maximum frequency 3 GHz vs 2.8 GHz
Maximum core temperature 67.7°C vs 64.1°C
Thermal Design Power (TDP) 84 Watt vs 95 Watt

Reasons to consider the Intel Pentium D 820

  • 1 more cores, run more applications at once: 2 vs 1
  • Around 75% more L1 cache; more data can be stored in the L1 cache for quick access later
  • 2x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 7% better performance in Geekbench 4 - Single Core: 179 vs 168
  • Around 43% better performance in Geekbench 4 - Multi-Core: 307 vs 214
Specifications (specs)
Number of cores 2 vs 1
L1 cache 28 KB vs 16 KB
L2 cache 2048 KB vs 1024 KB
Max number of CPUs in a configuration 2 vs 1
Benchmarks
Geekbench 4 - Single Core 179 vs 168
Geekbench 4 - Multi-Core 307 vs 214

Compare benchmarks

CPU 1: Intel Pentium 4 HT 531
CPU 2: Intel Pentium D 820

Geekbench 4 - Single Core
CPU 1
CPU 2
168
179
Geekbench 4 - Multi-Core
CPU 1
CPU 2
214
307
Name Intel Pentium 4 HT 531 Intel Pentium D 820
Geekbench 4 - Single Core 168 179
Geekbench 4 - Multi-Core 214 307

Compare specifications (specs)

Intel Pentium 4 HT 531 Intel Pentium D 820

Essentials

Architecture codename Prescott Smithfield
Launch date June 2005 May 2005
Place in performance rating 3299 3292
Processor Number 531 820
Series Legacy Intel® Pentium® Processor Legacy Intel® Pentium® Processor
Status Discontinued Discontinued
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 3.00 GHz 2.80 GHz
Bus Speed 800 MHz FSB 800 MHz FSB
Die size 112 mm2 206 mm2
L1 cache 16 KB 28 KB
L2 cache 1024 KB 2048 KB
Manufacturing process technology 90 nm 90 nm
Maximum core temperature 67.7°C 64.1°C
Maximum frequency 3 GHz 2.8 GHz
Number of cores 1 2
Transistor count 125 million 230 million
VID voltage range 1.200V-1.425V 1.200V-1.400V
Front-side bus (FSB) 800 MHz
Number of threads 2

Memory

Supported memory types DDR1, DDR2, DDR3 DDR1, DDR2, DDR3

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 2
Package Size 37.5mm x 37.5mm 37.5mm x 37.5mm
Sockets supported PLGA775 PLGA775
Thermal Design Power (TDP) 84 Watt 95 Watt

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® AES New Instructions
Physical Address Extensions (PAE) 32-bit
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)