Xeon E5-2666 V3 vs Ryzen 7 5700G

Primary details

Comparing Ryzen 7 5700G and Xeon E5-2666 V3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	402	778
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	11.54	no data
Market segment	Desktop processor	Server
Series	AMD Ryzen 7	no data
Architecture codename	Cezanne (Zen 3)	Haswell-EP (2014)
Release date	13 April 2021 (3 years ago)	13 November 2014 (9 years ago)
Launch price (MSRP)	$359	no data
Current price	$1050 (2.9x MSRP)	$59

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 7 5700G and Xeon E5-2666 V3 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)	10 (Deca-Core)
Threads	16	20
Base clock speed	3.8 GHz	2.9 GHz
Boost clock speed	4.6 GHz	3.5 GHz
L1 cache	64K (per core)	64K (per core)
L2 cache	512K (per core)	256K (per core)
L3 cache	16 MB	25 MB (shared)
Chip lithography	7 nm	22 nm
Die size	AM4 (1331) mm2	356 mm2
Maximum core temperature	95 °C	no data
Maximum case temperature (TCase)	95 °C	no data
Number of transistors	no data	2,600 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	Yes	No

Compatibility

Information on Ryzen 7 5700G and Xeon E5-2666 V3 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	AM4	2011-3
Power consumption (TDP)	65 Watt	135 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 5700G and Xeon E5-2666 V3. You'll probably need this information if you require some particular technology.

Instruction set extensions	DDR4-3200 RAM, PCIe 3, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME	no data
AES-NI	+	+
FMA	+	no data
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
TSX	no data	+

Security technologies

Ryzen 7 5700G and Xeon E5-2666 V3 technologies aimed at improving security, for example, by protecting against hacks.

TXT

no data

+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 5700G and Xeon E5-2666 V3 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 5700G and Xeon E5-2666 V3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3, DDR42133 MHz Quad-channel
Maximum memory bandwidth	51.196 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon RX Vega 8 (Ryzen 4000/5000)

no data

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 5700G and Xeon E5-2666 V3.

PCIe version	3.0	3.0
PCI Express lanes	no data	40

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.

Ryzen 7 5700G outperforms Xeon E5-2666 V3 by 71% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	15.88	9.26
Recency	13 April 2021	13 November 2014
Physical cores	8	10
Threads	16	20
Chip lithography	7 nm	22 nm
Power consumption (TDP)	65 Watt	135 Watt

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Should you still have questions on choice between Ryzen 7 5700G and Xeon E5-2666 V3, ask them in Comments section, and we shall answer.

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