Ryzen 9 7950X vs Xeon E7-8837

Primary details

Comparing Xeon E7-8837 and Ryzen 9 7950X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	65
Place by popularity	not in top-100	not in top-100
Market segment	Server	Desktop processor
Series	Intel Xeon E7	no data
Power efficiency	no data	21.98
Architecture codename	Westmere (2010−2011)	Raphael (Zen 4) (2022)
Release date	5 April 2011 (13 years ago)	27 September 2022 (2 years ago)
Launch price (MSRP)	$2,280	no data

Detailed specifications

Xeon E7-8837 and Ryzen 9 7950X 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)	16 (Hexadeca-Core)
Threads	8	32
Base clock speed	2.66 GHz	4.5 GHz
Boost clock speed	2.8 GHz	5.7 GHz
Bus type	QPI	no data
Bus rate	6.4 GT/s	no data
Multiplier	20	no data
L1 cache	512 KB	64K (per core)
L2 cache	2 MB	1 MB (per core)
L3 cache	24 MB	64 MB (shared)
Chip lithography	32 nm	5 nm
Die size	513 mm2	CCD = 2x 70 sq. mm, I/O = 122 mm2
Maximum core temperature	69 °C	95 °C
Maximum case temperature (TCase)	no data	47 °C
Number of transistors	2600 Million	13140 Million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon E7-8837 and Ryzen 9 7950X 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 (Multiprocessor)	1
Socket	LGA1567	AM5
Power consumption (TDP)	130 Watt	170 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8837 and Ryzen 9 7950X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	CCD = 5 nm, I/O = 6 nm, 0.650 - 1.475 V
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	-	no data
Thermal Monitoring	+	-
Precision Boost 2	no data	+

Security technologies

Xeon E7-8837 and Ryzen 9 7950X 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 E7-8837 and Ryzen 9 7950X 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 E7-8837 and Ryzen 9 7950X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800, DDR3-978, DDR3-1066, DDR3-1333, Speed-1066	DDR5-5200
Maximum memory size	4 TB	no data
Max memory channels	4	no data
Maximum memory bandwidth	34.113 GB/s	no data
ECC memory support	+	-

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 E7-8837 and Ryzen 9 7950X.

PCIe version	no data	5.0
PCI Express lanes	no data	24

Pros & cons summary

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Recency	5 April 2011	27 September 2022
Physical cores	8	16
Threads	8	32
Chip lithography	32 nm	5 nm
Power consumption (TDP)	130 Watt	170 Watt

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