Ryzen 7 7800X3D vs Xeon E5620

Primary details

Comparing Xeon E5620 and Ryzen 7 7800X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1733	214
Place by popularity	not in top-100	19
Cost-effectiveness evaluation	0.08	35.74
Market segment	Server	Desktop processor
Architecture codename	Westmere-EP (2010−2011)	Raphael (Zen4)
Release date	16 March 2010 (14 years ago)	4 January 2023 (1 year ago)
Launch price (MSRP)	$35	$449
Current price	$48 (1.4x MSRP)	$560 (1.2x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 7 7800X3D has 44575% better value for money than Xeon E5620.

Detailed specifications

Xeon E5620 and Ryzen 7 7800X3D 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	4 (Quad-Core)	8 (Octa-Core)
Threads	8	16
Base clock speed	2.4 GHz	4.4 GHz
Boost clock speed	2.66 GHz	5 GHz
L1 cache	64 KB (per core)	64K (per core)
L2 cache	256 KB (per core)	1 MB (per core)
L3 cache	12 MB (shared)	96 MB (shared)
Chip lithography	32 nm	5 nm
Die size	239 mm2	71 mm2
Maximum core temperature	78 °C	89 °C
Maximum case temperature (TCase)	no data	61 °C
Number of transistors	1,170 million	6,570 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Xeon E5620 and Ryzen 7 7800X3D 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	1
Socket	FCLGA1366,LGA1366	AM5
Power consumption (TDP)	80 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5620 and Ryzen 7 7800X3D. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	86x MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, AVX512, BMI1, BMI2, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT SHA, XFR2, Precision Boost 2
AES-NI	+	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	-	no data
Demand Based Switching	+	no data
PAE	40 Bit	no data
Status	Discontinued	no data

Security technologies

Xeon E5620 and Ryzen 7 7800X3D 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 E5620 and Ryzen 7 7800X3D 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 Xeon E5620 and Ryzen 7 7800X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-5200
Maximum memory size	288 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	+	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon Graphics (Ryzen 7000)

Peripherals

Specifications and connection of peripherals supported by Xeon E5620 and Ryzen 7 7800X3D.

PCIe version	2.0	5.0
PCI Express lanes	no data	24

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 7800X3D outperforms Xeon E5620 by 877% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	2.27	22.18
Recency	16 March 2010	4 January 2023
Physical cores	4	8
Threads	8	16
Cost	$35	$449
Chip lithography	32 nm	5 nm
Power consumption (TDP)	80 Watt	120 Watt

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Should you still have questions on choice between Xeon E5620 and Ryzen 7 7800X3D, ask them in Comments section, and we shall answer.

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