Pentium 1403 vs Xeon E5-2420 v2

Primary details

Comparing Xeon E5-2420 v2 and Pentium 1403 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1392	2332
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.29	no data
Market segment	Server	Server
Power efficiency	4.73	1.38
Architecture codename	Ivy Bridge-EN (2013−2014)	no data
Release date	1 September 2013 (11 years ago)	1 April 2012 (12 years ago)
Launch price (MSRP)	$480	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2420 v2 and Pentium 1403 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	6 (Hexa-Core)	2 (Dual-core)
Threads	12	2
Base clock speed	2.2 GHz	2.6 GHz
Boost clock speed	2.7 GHz	no data
Bus rate	7.2 GT/s	0 GT/s
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	no data
L3 cache	15 MB (shared)	5 MB
Chip lithography	22 nm	32 nm
Die size	160 mm2	no data
Maximum core temperature	76 °C	no data
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	no data	0.6V-1.35V

Compatibility

Information on Xeon E5-2420 v2 and Pentium 1403 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	2	1
Socket	FCLGA1356	no data
Power consumption (TDP)	80 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2420 v2 and Pentium 1403. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	Intel® AVX
AES-NI	+	+
AVX	+	-
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	-	+
Demand Based Switching	+	+
PAE	46 Bit	no data
Status	Discontinued	Launched

Security technologies

Xeon E5-2420 v2 and Pentium 1403 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2420 v2 and Pentium 1403 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2420 v2 and Pentium 1403. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3-800, DDR3-1066
Maximum memory size	384 GB	375 GB
Max memory channels	3	3
Maximum memory bandwidth	38.4 GB/s	25 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2420 v2 and Pentium 1403.

PCIe version	3.0	3.0
PCI Express lanes	24	24

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

---

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Pros & cons summary

---

Performance score	4.16	1.21
Recency	1 September 2013	1 April 2012
Physical cores	6	2
Threads	12	2
Chip lithography	22 nm	32 nm

---

Should you still have questions on choice between Xeon E5-2420 v2 and Pentium 1403, 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.

---