Xeon W-3275M vs Core i7-660UM

Primary details

Comparing Core i7-660UM and Xeon W-3275M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2486	171
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	2.52
Market segment	Laptop	Server
Series	Intel Core i7	Intel Xeon W
Architecture codename	Arrandale (2010−2011)	Cascade Lake (2019−2020)
Release date	1 September 2010 (13 years ago)	3 June 2019 (5 years ago)
Launch price (MSRP)	$317	$7,453
Current price	no data	$9030 (1.2x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-660UM and Xeon W-3275M 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)	28 (Octacosa-Core)
Threads	4	56
Base clock speed	1.33 GHz	2.5 GHz
Boost clock speed	2.4 GHz	4.6 GHz
Bus support	2500 MHz	4 × 8 GT/s
L1 cache	128 KB	1.75 MB
L2 cache	512 KB	28 MB
L3 cache	4 MB	38.5 MB
Chip lithography	32 nm	14 nm
Die size	81+144 mm2	no data
Maximum core temperature	105 °C	76 °C
Number of transistors	382+177 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Core i7-660UM and Xeon W-3275M 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 (Uniprocessor)
Socket	BGA1288	FCLGA3647
Power consumption (TDP)	18 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-660UM and Xeon W-3275M. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® AVX-512
AES-NI	+	+
FMA	+	no data
AVX	no data	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	+	2.0
Hyper-Threading Technology	+	+
TSX	no data	+
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
PAE	36 Bit	no data
Turbo Boost Max 3.0	no data	+
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	Launched

Security technologies

Core i7-660UM and Xeon W-3275M technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-660UM and Xeon W-3275M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-660UM and Xeon W-3275M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800	DDR4-2933
Maximum memory size	8 GB	2 TB
Max memory channels	2	6
Maximum memory bandwidth	12.8 GB/s	140.8 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	no data
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	500 MHz	no data

Graphics interfaces

Available interfaces and connections of Core i7-660UM and Xeon W-3275M integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Core i7-660UM and Xeon W-3275M.

PCIe version	2.0	3.0
PCI Express lanes	16	64

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-3275M outperforms Core i7-660UM by 3002% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	0.83	25.75
Recency	1 September 2010	3 June 2019
Physical cores	2	28
Threads	4	56
Cost	$317	$7453
Chip lithography	32 nm	14 nm
Power consumption (TDP)	18 Watt	205 Watt

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Should you still have questions on choice between Core i7-660UM and Xeon W-3275M, ask them in Comments section, and we shall answer.

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