Intel Core i5-650 vs Intel Pentium 4 HT 551

Comparative analysis of Intel Core i5-650 and Intel Pentium 4 HT 551 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Core i5-650

Intel Pentium 4 HT 551

Differences

Reasons to consider the Intel Core i5-650

CPU is newer: launch date 4 year(s) 7 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 2% higher clock speed: 3.46 GHz vs 3.4 GHz
Around 7% higher maximum core temperature: 72.6°C vs 67.7°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 90 nm
8x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 15% lower typical power consumption: 73 Watt vs 84 Watt
Around 11% better performance in Geekbench 4 - Multi-Core: 1152 vs 1039

Specifications (specs)
Launch date	January 2010 vs June 2005
Number of cores	2 vs 1
Maximum frequency	3.46 GHz vs 3.4 GHz
Maximum core temperature	72.6°C vs 67.7°C
Manufacturing process technology	32 nm vs 90 nm
L1 cache	64 KB (per core) vs 16 KB
Thermal Design Power (TDP)	73 Watt vs 84 Watt
Benchmarks
Geekbench 4 - Multi-Core	1152 vs 1039

Reasons to consider the Intel Pentium 4 HT 551

2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 76% better performance in Geekbench 4 - Single Core: 916 vs 520

Specifications (specs)
L2 cache	1024 KB vs 256 KB (per core)
Benchmarks
Geekbench 4 - Single Core	916 vs 520

Compare benchmarks

CPU 1: Intel Core i5-650
CPU 2: Intel Pentium 4 HT 551

Geekbench 4 - Single Core

CPU 1

CPU 2

520

916

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1152

1039

Name	Intel Core i5-650	Intel Pentium 4 HT 551
PassMark - Single thread mark	1363
PassMark - CPU mark	2255
Geekbench 4 - Single Core	520	916
Geekbench 4 - Multi-Core	1152	1039
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	5.924
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	29.917
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.394

Compare specifications (specs)

	Intel Core i5-650	Intel Pentium 4 HT 551
Essentials
Architecture codename	Clarkdale	Prescott
Launch date	January 2010	June 2005
Launch price (MSRP)	$35
Place in performance rating	2691	2374
Price now	$99.99
Processor Number	i5-650	551
Series	Legacy Intel® Core™ Processors	Legacy Intel® Pentium® Processor
Status	Discontinued	Discontinued
Value for money (0-100)	9.14
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.20 GHz	3.40 GHz
Bus Speed	2.5 GT/s DMI	800 MHz FSB
Die size	81 mm2	112 mm2
L1 cache	64 KB (per core)	16 KB
L2 cache	256 KB (per core)	1024 KB
L3 cache	4096 KB (shared)
Manufacturing process technology	32 nm	90 nm
Maximum core temperature	72.6°C	67.7°C
Maximum frequency	3.46 GHz	3.4 GHz
Number of cores	2	1
Number of threads	4
Transistor count	382 million	125 million
VID voltage range	0.6500V-1.4000V	1.200V-1.425V
Memory
Max memory channels	2
Maximum memory bandwidth	21 GB/s
Maximum memory size	16.38 GB
Supported memory types	DDR3 1066/1333	DDR1, DDR2, DDR3
Graphics
Graphics base frequency	733 MHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Processor graphics	Intel HD Graphics
Graphics interfaces
Number of displays supported	2
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA1156	PLGA775
Thermal Design Power (TDP)	73 Watt	84 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
PCIe configurations	1x16, 2x8
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	36-bit
Thermal Monitoring
FSB parity
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)