Xeon Platinum 8470 vs X5660

Primary details

Comparing Xeon X5660 and Xeon Platinum 8470 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1389	18
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.02	no data
Market segment	Server	Server
Architecture codename	Westmere-EP (2010−2011)	Sapphire Rapids
Release date	16 March 2010 (14 years ago)	10 January 2023 (1 year ago)
Launch price (MSRP)	$33	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon X5660 and Xeon Platinum 8470 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)	52
Threads	12	104
Base clock speed	2.8 GHz	2 GHz
Boost clock speed	3.2 GHz	3.8 GHz
L1 cache	64 KB (per core)	80K (per core)
L2 cache	256 KB (per core)	2 MB (per core)
L3 cache	12 MB (shared)	105 MB
Chip lithography	32 nm	10 nm
Die size	239 mm2	4x 477 mm2
Maximum core temperature	81 °C	no data
Maximum case temperature (TCase)	no data	79 °C
Number of transistors	1,170 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon X5660 and Xeon Platinum 8470 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	2
Socket	1366	4677
Power consumption (TDP)	95 Watt	350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5660 and Xeon Platinum 8470. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	no data	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Hyper-Threading Technology	+	no data
TSX	no data	+

Security technologies

Xeon X5660 and Xeon Platinum 8470 technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X5660 and Xeon Platinum 8470 are enumerated here.

VT-d	no data	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X5660 and Xeon Platinum 8470. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-4800
Maximum memory bandwidth	32 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon X5660 and Xeon Platinum 8470.

PCIe version	2.0	5.0
PCI Express lanes	no data	80

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.

Platinum 8470 outperforms X5660 by 1397% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	3.88	58.09
Recency	16 March 2010	10 January 2023
Physical cores	6	52
Threads	12	104
Chip lithography	32 nm	10 nm
Power consumption (TDP)	95 Watt	350 Watt

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Should you still have questions on choice between Xeon X5660 and Xeon Platinum 8470, ask them in Comments section, and we shall answer.

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