Core i5 vs EPYC 7643

Place in performance ranking	31	1771
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.28	6.78
Market segment	Server	Desktop processor
Series	AMD EPYC	no data
Architecture codename	Milan (2021)	no data
Release date	15 March 2021 (3 years ago)	1 October 2023 (less than a year ago)
Launch price (MSRP)	$4,995	no data
Current price	$8164 (1.6x MSRP)	$194

Cost-effectiveness evaluation

Performance per price, higher is better.

Core i5 has 107% better value for money than EPYC 7643.

Detailed specifications

EPYC 7643 and Core i5 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	48 (Octatetraconta-Core)	no data
Threads	96	no data
Base clock speed	2.3 GHz	no data
Boost clock speed	3.6 GHz	no data
L1 cache	64 KB (per core)	no data
L2 cache	512 KB (per core)	no data
L3 cache	256 MB (shared)	no data
Chip lithography	7 nm+	no data
Die size	8x 81 mm²	no data
Number of transistors	33,200 million	no data
64 bit support	+	-
Windows 11 compatibility	+	no data
Unlocked multiplier	Yes	No

Compatibility

Information on EPYC 7643 and Core i5 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	2	no data
Socket	SP3	no data
Power consumption (TDP)	225 Watt	no data

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7643 and Core i5. You'll probably need this information if you require some particular technology.

AES-NI	+	no data
AVX	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7643 and Core i5 are enumerated here.

AMD-V

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7643 and Core i5. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	no data
Maximum memory size	4 TiB	no data
Maximum memory bandwidth	204.795 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by EPYC 7643 and Core i5.

PCIe version	4.0	no data
PCI Express lanes	128	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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 7643 49.17
+2166%

Core i5 2.17

EPYC 7643 outperforms Core i5 by 2166% based on our aggregate benchmark results.

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Benchmark coverage: 68%

EPYC 7643 76050
+2827%

Core i5 2598

EPYC 7643 outperforms Core i5 by 2827% in Passmark.