Xeon X5675 vs FX-8320

Primary details

Comparing FX-8320 and Xeon X5675 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1459	1323
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.46	2.19
Market segment	Desktop processor	Server
Architecture codename	Vishera (2012−2015)	Westmere-EP (2010−2011)
Release date	23 October 2012 (11 years ago)	14 February 2011 (13 years ago)
Launch price (MSRP)	no data	$162
Current price	$106	$78 (0.5x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon X5675 has 50% better value for money than FX-8320.

Detailed specifications

FX-8320 and Xeon X5675 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	8 (Octa-Core)	6 (Hexa-Core)
Threads	8	12
Base clock speed	3.5 GHz	3.06 GHz
Boost clock speed	4 GHz	3.46 GHz
L1 cache	no data	64 KB (per core)
L2 cache	8192 KB	256 KB (per core)
L3 cache	no data	12288 KB (shared)
Chip lithography	32 nm	32 nm
Die size	315 mm2	239 mm2
Maximum core temperature	61 °C	81 °C
Number of transistors	1,200 million	1,170 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No
P0 Vcore voltage	Min: 1.2 V - Max: 1.4 V	no data

Compatibility

Information on FX-8320 and Xeon X5675 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	2
Socket	AM3+	FCLGA1366,LGA1366
Power consumption (TDP)	125 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8320 and Xeon X5675. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.2
AES-NI	+	+
FMA	+	no data
AVX	+	no data
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	1.0
Hyper-Threading Technology	no data	+
Idle States	no data	+
Thermal Monitoring	no data	-
Demand Based Switching	no data	+
PAE	no data	40 Bit
Status	no data	Discontinued

Security technologies

FX-8320 and Xeon X5675 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by FX-8320 and Xeon X5675 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-8320 and Xeon X5675. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	no data	288 GB
Max memory channels	no data	3
Maximum memory bandwidth	no data	32 GB/s
ECC memory support	no data	+

Peripherals

Specifications and connection of peripherals supported by FX-8320 and Xeon X5675.

PCIe version

n/a

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.

Xeon X5675 outperforms FX-8320 by 18% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	3.53	4.16
Recency	23 October 2012	14 February 2011
Physical cores	8	6
Threads	8	12
Power consumption (TDP)	125 Watt	95 Watt

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Should you still have questions on choice between FX-8320 and Xeon X5675, ask them in Comments section, and we shall answer.

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