Xeon W3503 vs Pentium G850

Primary details

Comparing Pentium G850 and Xeon W3503 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2543	2717
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	19.07	4.15
Market segment	Desktop processor	Server
Power efficiency	1.32	0.51
Architecture codename	Sandy Bridge (2011−2013)	Bloomfield (2008−2010)
Release date	22 May 2011 (13 years ago)	30 March 2009 (15 years ago)
Launch price (MSRP)	$27	$65

Cost-effectiveness evaluation

Performance per price, higher is better.

Pentium G850 has 360% better value for money than Xeon W3503.

Detailed specifications

Pentium G850 and Xeon W3503 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)	2 (Dual-core)
Threads	2	2
Base clock speed	2.9 GHz	2.4 GHz
Boost clock speed	2.9 GHz	2.4 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	3 MB (shared)	4 MB (shared)
Chip lithography	32 nm	45 nm
Die size	131 mm2	263 mm2
Maximum core temperature	69 °C	no data
Number of transistors	504 million	731 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	no data	0.8V-1.225V

Compatibility

Information on Pentium G850 and Xeon W3503 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	FCLGA1155	1366
Power consumption (TDP)	65 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G850 and Xeon W3503. You'll probably need this information if you require some particular technology.

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

Security technologies

Pentium G850 and Xeon W3503 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G850 and Xeon W3503 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G850 and Xeon W3503. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	24 GB
Max memory channels	2	3
Maximum memory bandwidth	21 GB/s	25.6 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

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

Graphics interfaces

Available interfaces and connections of Pentium G850 and Xeon W3503 integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Pentium G850 and Xeon W3503.

PCIe version

2.0

2.0

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	0.91	0.70
Recency	22 May 2011	30 March 2009
Chip lithography	32 nm	45 nm
Power consumption (TDP)	65 Watt	130 Watt

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Should you still have questions on choice between Pentium G850 and Xeon W3503, ask them in Comments section, and we shall answer.

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