EPYC 7742 vs Core 2 Duo E4500

Primary details

Comparing Core 2 Duo E4500 and EPYC 7742 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	45
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	3.33
Market segment	Desktop processor	Server
Series	no data	AMD EPYC
Power efficiency	no data	18.45
Architecture codename	Allendale (2006−2009)	Zen 2 (2017−2020)
Release date	July 2007 (17 years ago)	7 August 2019 (5 years ago)
Launch price (MSRP)	no data	$6,950

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core 2 Duo E4500 and EPYC 7742 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	2 (Dual-core)	64 (Tetrahexaconta-Core)
Threads	2	128
Base clock speed	2.2 GHz	2.25 GHz
Boost clock speed	2.2 GHz	3.4 GHz
Bus rate	800 MHz	no data
Multiplier	no data	22.5
L1 cache	64 KB	4 MB
L2 cache	2 MB	32 MB
L3 cache	0 KB	256 MB (shared)
Chip lithography	65 nm	7 nm, 14 nm
Die size	111 mm2	192 mm2
Maximum core temperature	73 °C	no data
Number of transistors	167 million	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+
VID voltage range	0.85V-1.5V	no data

Compatibility

Information on Core 2 Duo E4500 and EPYC 7742 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	2 (Multiprocessor)
Socket	LGA775	TR4
Power consumption (TDP)	65 Watt	225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E4500 and EPYC 7742. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data
FSB parity	-	no data
Precision Boost 2	no data	+

Security technologies

Core 2 Duo E4500 and EPYC 7742 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 2 Duo E4500 and EPYC 7742 are enumerated here.

AMD-V	-	+
VT-x	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E4500 and EPYC 7742. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR4 Eight-channel
Maximum memory size	no data	4 TiB
Max memory channels	no data	8
Maximum memory bandwidth	no data	204.763 GB/s
ECC memory support	-	+

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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Pros & cons summary

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Physical cores	2	64
Threads	2	128
Chip lithography	65 nm	7 nm
Power consumption (TDP)	65 Watt	225 Watt

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Should you still have questions on choice between Core 2 Duo E4500 and EPYC 7742, ask them in Comments section, and we shall answer.

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