Ryzen 7 5800X vs Xeon E7-8891 v2

Primary details

Comparing Xeon E7-8891 v2 and Ryzen 7 5800X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	361
Place by popularity	not in top-100	49
Cost-effectiveness evaluation	no data	24.46
Market segment	Server	Desktop processor
Series	no data	AMD Ryzen 7
Power efficiency	no data	15.78
Architecture codename	no data	Vermeer (Zen 3) (2020−2022)
Release date	1 January 2014 (10 years ago)	5 November 2020 (4 years ago)
Launch price (MSRP)	no data	$449

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E7-8891 v2 and Ryzen 7 5800X 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	10 (Deca-Core)	8 (Octa-Core)
Threads	20	16
Base clock speed	3.2 GHz	3.8 GHz
Boost clock speed	3.7 GHz	4.7 GHz
Bus rate	8 GT/s	no data
Multiplier	no data	38
L1 cache	no data	64K (per core)
L2 cache	no data	512K (per core)
L3 cache	37.5 MB	32 MB
Chip lithography	22 nm	7 nm, 12 nm
Die size	no data	2 x 80.7 sq. mm; I/O = 125 mm2
Maximum core temperature	77 °C	90 °C
Maximum case temperature (TCase)	no data	95 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon E7-8891 v2 and Ryzen 7 5800X 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	8	1
Socket	FCLGA2011	AM4
Power consumption (TDP)	155 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8891 v2 and Ryzen 7 5800X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
PAE	46 Bit	no data
Precision Boost 2	no data	+

Security technologies

Xeon E7-8891 v2 and Ryzen 7 5800X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E7-8891 v2 and Ryzen 7 5800X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E7-8891 v2 and Ryzen 7 5800X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066, DDR3-1333, DDR3-1600	DDR4
Maximum memory size	1.5 TB	128 GB
Max memory channels	4	2
Maximum memory bandwidth	85 GB/s	51.196 GB/s
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon E7-8891 v2 and Ryzen 7 5800X.

PCIe version	3.0	4.0
PCI Express lanes	32	no data

Pros & cons summary

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Recency	1 January 2014	5 November 2020
Physical cores	10	8
Threads	20	16
Chip lithography	22 nm	7 nm
Power consumption (TDP)	155 Watt	105 Watt

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Should you still have questions on choice between Xeon E7-8891 v2 and Ryzen 7 5800X, ask them in Comments section, and we shall answer.

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