Pentium G870 vs Xeon X3440

Primary details

Comparing Xeon X3440 and Pentium G870 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2040	2493
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.53	1.30
Market segment	Server	Desktop processor
Power efficiency	1.73	1.41
Architecture codename	Lynnfield (2009−2010)	Sandy Bridge (2011−2013)
Release date	8 September 2009 (15 years ago)	3 June 2012 (12 years ago)
Launch price (MSRP)	$215	$97

Cost-effectiveness evaluation

Performance per price, higher is better.

Pentium G870 has 145% better value for money than Xeon X3440.

Detailed specifications

Xeon X3440 and Pentium G870 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	2
Base clock speed	2.53 GHz	3.1 GHz
Boost clock speed	2.93 GHz	3.1 GHz
Bus rate	no data	5 GT/s
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	8 MB (shared)	3 MB (shared)
Chip lithography	45 nm	32 nm
Die size	296 mm2	131 mm2
Maximum core temperature	no data	69 °C
Maximum case temperature (TCase)	73 °C	no data
Number of transistors	774 million	504 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon X3440 and Pentium G870 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	FCLGA1156,LGA1156	FCLGA1155
Power consumption (TDP)	95 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X3440 and Pentium G870. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	-
Hyper-Threading Technology	+	-
Idle States	+	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
Demand Based Switching	+	no data
PAE	36 Bit	no data
FDI	no data	+
Fast Memory Access	no data	+

Security technologies

Xeon X3440 and Pentium G870 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X3440 and Pentium G870 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X3440 and Pentium G870. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800, DDR3-1066, DDR3-1333	DDR3
Maximum memory size	32 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	21 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	N/A	Intel HD Graphics for 2nd Generation Intel Processors
Graphics max frequency	no data	1.1 GHz

Graphics interfaces

Available interfaces and connections of Xeon X3440 and Pentium G870 integrated GPUs.

Number of displays supported

no data

2

Peripherals

Specifications and connection of peripherals supported by Xeon X3440 and Pentium G870.

PCIe version	2.0	2.0
PCI Express lanes	16	16

Synthetic benchmark performance

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

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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.

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Pros & cons summary

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Performance score	1.74	0.97
Recency	8 September 2009	3 June 2012
Physical cores	4	2
Threads	8	2
Chip lithography	45 nm	32 nm
Power consumption (TDP)	95 Watt	65 Watt

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Should you still have questions on choice between Xeon X3440 and Pentium G870, ask them in Comments section, and we shall answer.

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