EPYC 7443P vs Core i7-870S

Primary details

Comparing Core i7-870S and EPYC 7443P processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1927	82
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.15	29.59
Market segment	Desktop processor	Server
Series	no data	AMD EPYC
Architecture codename	Lynnfield (2009−2010)	Milan (2021)
Release date	19 July 2010 (13 years ago)	15 March 2021 (3 years ago)
Launch price (MSRP)	no data	$1,337
Current price	$59	$1320 (1x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 7443P has 839% better value for money than i7-870S.

Detailed specifications

Core i7-870S and EPYC 7443P 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)	24 (Tetracosa-Core)
Threads	8	48
Base clock speed	2.66 GHz	2.85 GHz
Boost clock speed	3.6 GHz	4 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	512 KB (per core)
L3 cache	8 MB (shared)	128 MB (shared)
Chip lithography	45 nm	7 nm+
Die size	296 mm2	4x 81 mm2
Number of transistors	774 million	16,600 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Core i7-870S and EPYC 7443P 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	1	1
Socket	FCLGA1156,LGA1156	SP3
Power consumption (TDP)	82 Watt	200 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-870S and EPYC 7443P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
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	36 Bit	no data
Status	Discontinued	no data

Security technologies

Core i7-870S and EPYC 7443P 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 Core i7-870S and EPYC 7443P 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 Core i7-870S and EPYC 7443P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-3200
Maximum memory size	16 GB	4 TiB
Max memory channels	2	no data
Maximum memory bandwidth	21 GB/s	204.795 GB/s
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Core i7-870S and EPYC 7443P.

PCIe version	2.0	4.0
PCI Express lanes	16	128

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.

EPYC 7443P outperforms Core i7-870S by 1966% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	1.79	36.99
Recency	19 July 2010	15 March 2021
Physical cores	4	24
Threads	8	48
Chip lithography	45 nm	7 nm
Power consumption (TDP)	82 Watt	200 Watt

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Should you still have questions on choice between Core i7-870S and EPYC 7443P, ask them in Comments section, and we shall answer.

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