Pentium 4 HT 531 vs Pentium 3556U

Primary details

Comparing Pentium 3556U and Pentium 4 HT 531 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2749	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Pentium	no data
Power efficiency	4.22	no data
Architecture codename	Haswell (2013−2015)	Prescott (2001−2005)
Release date	1 September 2013 (11 years ago)	June 2005 (19 years ago)

Detailed specifications

Pentium 3556U and Pentium 4 HT 531 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	2 (Dual-core)	1 (Single-Core)
Threads	2	2
Base clock speed	1.7 GHz	no data
Boost clock speed	1.7 GHz	3 GHz
Bus rate	5 GT/s	no data
L1 cache	64K (per core)	16 KB
L2 cache	256K (per core)	1 MB
L3 cache	2 MB (shared)	0 KB
Chip lithography	22 nm	90 nm
Die size	118 mm2	109 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	105 °C	no data
Number of transistors	1,400 million	125 million
64 bit support	+	-
Windows 11 compatibility	-	-

Compatibility

Information on Pentium 3556U and Pentium 4 HT 531 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	FCBGA1168	775
Power consumption (TDP)	15 Watt	84 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 3556U and Pentium 4 HT 531. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Smart Response	-	no data
GPIO	+	no data
Smart Connect	+	no data
FDI	-	no data
AMT	9.5	no data
Matrix Storage	-	no data
HD Audio	+	no data
RST	+	no data

Security technologies

Pentium 3556U and Pentium 4 HT 531 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Secure Key	+	no data
OS Guard	-	no data
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 3556U and Pentium 4 HT 531 are enumerated here.

AMD-V	+	-
VT-d	-	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 3556U and Pentium 4 HT 531. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR1, DDR2, DDR3
Maximum memory size	16 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for 4th Generation Intel Processors	no data
Clear Video	+	no data
Graphics max frequency	1 GHz	no data

Graphics interfaces

Available interfaces and connections of Pentium 3556U and Pentium 4 HT 531 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-

Peripherals

Specifications and connection of peripherals supported by Pentium 3556U and Pentium 4 HT 531.

PCIe version	2.0	no data
PCI Express lanes	10	no data
PCI support	-	no data
USB revision	3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Integrated IDE	-	no data
Number of USB ports	4	no data
Integrated LAN	-	no data
UART	+	no data

Pros & cons summary

---

Physical cores	2	1
Chip lithography	22 nm	90 nm
Power consumption (TDP)	15 Watt	84 Watt

---

Should you still have questions on choice between Pentium 3556U and Pentium 4 HT 531, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---