EPYC 9755 vs Xeon E7-8870

Primary details

Comparing Xeon E7-8870 and EPYC 9755 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon E7	no data
Architecture codename	Westmere-EX (2011)	Turin (2024)
Release date	3 April 2011 (13 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	$4,616	$12,984

Detailed specifications

Xeon E7-8870 and EPYC 9755 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)	128
Threads	20	256
Base clock speed	2.4 GHz	2.7 GHz
Boost clock speed	2.8 GHz	4.1 GHz
Bus type	QPI	no data
Bus rate	6.4 GT/s	no data
Multiplier	18	no data
L1 cache	64K (per core)	80 KB (per core)
L2 cache	256K (per core)	1 MB (per core)
L3 cache	30 MB (shared)	512 MB (shared)
Chip lithography	32 nm	4 nm
Die size	513 mm2	16x 70.6 mm2
Maximum core temperature	69 °C	no data
Number of transistors	2,600 million	133,040 million
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E7-8870 and EPYC 9755 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)	2
Socket	FCLGA1567,LGA1567	SP5
Power consumption (TDP)	130 Watt	500 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8870 and EPYC 9755. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
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 E7-8870 and EPYC 9755 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 E7-8870 and EPYC 9755 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 E7-8870 and EPYC 9755. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5
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

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon E7-8870 and EPYC 9755.

PCIe version	no data	5.0
PCI Express lanes	no data	128

Pros & cons summary

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Recency	3 April 2011	10 October 2024
Physical cores	10	128
Threads	20	256
Chip lithography	32 nm	4 nm
Power consumption (TDP)	130 Watt	500 Watt

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