Threadripper PRO 7955WX vs Xeon E7-8891 v2

Primary details

Comparing Xeon E7-8891 v2 and Threadripper PRO 7955WX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Desktop processor
Architecture codename	no data	Storm Peak (2023)
Release date	1 January 2014 (10 years ago)	19 October 2023 (less than a year ago)

Detailed specifications

Xeon E7-8891 v2 and Threadripper PRO 7955WX 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)	16 (Hexadeca-Core)
Threads	20	32
Base clock speed	3.2 GHz	4.5 GHz
Boost clock speed	3.7 GHz	5.3 GHz
Bus rate	8 GT/s	no data
L1 cache	no data	64 KB (per core)
L2 cache	no data	1 MB (per core)
L3 cache	37.5 MB	64 MB (shared)
Chip lithography	22 nm	5 nm
Die size	no data	2x 71 mm2
Maximum core temperature	77 °C	no data
Number of transistors	no data	13,140 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on Xeon E7-8891 v2 and Threadripper PRO 7955WX 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	sTR5
Power consumption (TDP)	155 Watt	350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8891 v2 and Threadripper PRO 7955WX. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	no data
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
Status	Discontinued	no data
Precision Boost 2	no data	+

Security technologies

Xeon E7-8891 v2 and Threadripper PRO 7955WX 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 Threadripper PRO 7955WX 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 Threadripper PRO 7955WX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066, DDR3-1333, DDR3-1600	DDR5
Maximum memory size	1.5 TB	no data
Max memory channels	4	no data
Maximum memory bandwidth	85 GB/s	no data
ECC memory support	+	-

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 E7-8891 v2 and Threadripper PRO 7955WX.

PCIe version	3.0	5.0
PCI Express lanes	32	128

Pros & cons summary

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Recency	1 January 2014	19 October 2023
Physical cores	10	16
Threads	20	32
Chip lithography	22 nm	5 nm
Power consumption (TDP)	155 Watt	350 Watt

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