Ultra 5 238V vs Pentium 4 2.26

Place in the ranking	3387	525
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Power efficiency	0.09	78.16
Architecture codename	Northwood (2002−2004)	Lunar Lake (2024)
Release date	January 2002 (22 years ago)	24 September 2024 (less than a year ago)

Detailed specifications

Pentium 4 2.26 and Core Ultra 5 238V 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 cores	1 (Single-Core)	8 (Octa-Core)
Threads	1	8
Base clock speed	no data	2.1 GHz
Boost clock speed	2.26 GHz	4.7 GHz
Bus rate	no data	37 MHz
L1 cache	8 KB	192 KB (per core)
L2 cache	512 KB	2.5 MB (per core)
L3 cache	0 KB	8 MB (shared)
Chip lithography	130 nm	3 nm
Die size	146 mm²	no data
Maximum core temperature	no data	100 °C
Number of transistors	55 million	no data
64 bit support	-	+
Windows 11 compatibility	-	no data

Compatibility

Information on Pentium 4 2.26 and Core Ultra 5 238V 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 configuration	1	1
Socket	478	Intel BGA 2833
Power consumption (TDP)	110 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 4 2.26 and Core Ultra 5 238V. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	no data	+
TSX	-	+

Security technologies

Pentium 4 2.26 and Core Ultra 5 238V technologies aimed at improving security, for example, by protecting against hacks.

TXT

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 4 2.26 and Core Ultra 5 238V are enumerated here.

VT-d	no data	+
VT-x	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 4 2.26 and Core Ultra 5 238V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Arc 130V

Peripherals

Specifications and connection of peripherals supported by Pentium 4 2.26 and Core Ultra 5 238V.

PCIe version	no data	5.0
PCI Express lanes	no data	4

Gaming performance

Pros & cons summary

Performance score	0.10	14.04
Physical cores	1	8
Threads	1	8
Chip lithography	130 nm	3 nm
Power consumption (TDP)	110 Watt	17 Watt

Ultra 5 238V has a 13940% higher aggregate performance score, 700% more physical cores and 700% more threads, a 4233.3% more advanced lithography process, and 547.1% lower power consumption.

The Core Ultra 5 238V is our recommended choice as it beats the Pentium 4 2.26 in performance tests.

Note that Pentium 4 2.26 is a desktop processor while Core Ultra 5 238V is a notebook one.

Should you still have questions on choice between Pentium 4 2.26 and Core Ultra 5 238V, ask them in Comments section, and we shall answer.