EPYC 7663 vs Xeon X3330

Primary details

Comparing Xeon X3330 and EPYC 7663 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2248	31
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	4.64
Market segment	Server	Server
Series	no data	AMD EPYC
Power efficiency	1.32	20.38
Architecture codename	no data	Milan (2021−2023)
Release date	1 July 2008 (16 years ago)	15 March 2021 (3 years ago)
Launch price (MSRP)	no data	$6,366

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon X3330 and EPYC 7663 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	no data	56 (Hexapentaconta-Core)
Threads	no data	112
Base clock speed	2.66 GHz	2 GHz
Boost clock speed	no data	3.5 GHz
Multiplier	no data	20
L1 cache	no data	64 KB (per core)
L2 cache	no data	512 KB (per core)
L3 cache	6 MB L2 Cache	256 MB (shared)
Chip lithography	45 nm	7 nm+
Die size	no data	8x 81 mm2
Maximum core temperature	71 °C	no data
Number of transistors	no data	33,200 million
64 bit support	+	+
Windows 11 compatibility	-	+
VID voltage range	0.85V-13625V	no data

Compatibility

Information on Xeon X3330 and EPYC 7663 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	no data	2
Socket	LGA775	SP3
Power consumption (TDP)	95 Watt	240 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X3330 and EPYC 7663. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data
FSB parity	-	no data

Security technologies

Xeon X3330 and EPYC 7663 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 Xeon X3330 and EPYC 7663 are enumerated here.

AMD-V	-	+
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X3330 and EPYC 7663. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR4-3200
Maximum memory size	no data	4 TiB
Maximum memory bandwidth	no data	204.795 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon X3330 and EPYC 7663.

PCIe version	no data	4.0
PCI Express lanes	no data	128

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	1.33	51.68
Recency	1 July 2008	15 March 2021
Chip lithography	45 nm	7 nm
Power consumption (TDP)	95 Watt	240 Watt

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Should you still have questions on choice between Xeon X3330 and EPYC 7663, ask them in Comments section, and we shall answer.

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