Core 2 Duo E8400 vs Xeon W-2125

Primary details

Comparing Xeon W-2125 and Core 2 Duo E8400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	988	2562
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	6.56	1.86
Market segment	Server	Desktop processor
Series	Intel Xeon W	no data
Architecture codename	Skylake (server) (2017−2019)	Wolfdale (2008−2010)
Release date	29 August 2017 (6 years ago)	1 January 2008 (16 years ago)
Launch price (MSRP)	$444	no data
Current price	$430 (1x MSRP)	$53

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon W-2125 has 253% better value for money than Core 2 Duo E8400.

Detailed specifications

Xeon W-2125 and Core 2 Duo E8400 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	4 GHz	3 GHz
Boost clock speed	4.5 GHz	3 GHz
Bus support	4 × 8 GT/s	no data
L1 cache	64K (per core)	64 KB (per core)
L2 cache	1 MB (per core)	6 MB (shared)
L3 cache	8.25 MB (shared)	0 KB
Chip lithography	14 nm	45 nm
Die size	484 mm2	104 mm2
Maximum core temperature	64 °C	72 °C
Maximum case temperature (TCase)	64 °C	72 °C
Number of transistors	no data	410 million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	No
VID voltage range	no data	0.85V-1.3625V

Compatibility

Information on Xeon W-2125 and Core 2 Duo E8400 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	FCLGA2066	LGA775
Power consumption (TDP)	120 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2125 and Core 2 Duo E8400. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	-
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
TSX	+	no data
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	-	no data
Demand Based Switching	+	-
PAE	46 Bit	no data
Turbo Boost Max 3.0	-	no data
FSB parity	no data	-
Status	Discontinued	Discontinued

Security technologies

Xeon W-2125 and Core 2 Duo E8400 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
MPX	+	no data
Identity Protection	+	no data
SGX	-	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2125 and Core 2 Duo E8400 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2125 and Core 2 Duo E8400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666	DDR1, DDR2, DDR3
Maximum memory size	512 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	85.3 GB/s	no data
ECC memory support	+	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Xeon W-2125 and Core 2 Duo E8400.

PCIe version	3.0	2.0
PCI Express lanes	48	no data

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.

Xeon W-2125 outperforms Core 2 Duo E8400 by 763% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	6.47	0.75
Recency	29 August 2017	1 January 2008
Physical cores	4	2
Threads	8	2
Chip lithography	14 nm	45 nm
Power consumption (TDP)	120 Watt	65 Watt

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Should you still have questions on choice between Xeon W-2125 and Core 2 Duo E8400, ask them in Comments section, and we shall answer.

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