AMD EPYC 7H12 vs Intel Core 2 Duo E8400

General info

Comparing Core 2 Duo E8400 and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rating	2293	2
Value for money	1.86	9.35
Market segment	Desktop processor	Server
Series	no data	AMD EPYC
Architecture codename	Wolfdale (2008−2010)	Zen 2 (2019−2020)
Release date	January 2008 (15 years old)	18 September 2019 (3 years old)
Current price	$22	$4280

Technical specs

Core 2 Duo E8400 and EPYC 7H12 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	3 GHz	2.6 GHz
Boost clock speed	3 GHz	3.3 GHz
L1 cache	64K (per core)	96K (per core)
L2 cache	6 MB (shared)	512K (per core)
L3 cache	0 KB	256 MB (shared)
Chip lithography	45 nm	7 nm, 14 nm
Die size	104 mm2	192 mm2
Maximum core temperature	72 °C	no data
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	410 million	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Core 2 Duo E8400 and EPYC 7H12 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
Thermal design power (TDP)	65 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E8400 and EPYC 7H12. You'll probably need this information if you require some particular technology.

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

Security technologies

Core 2 Duo E8400 and EPYC 7H12 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 E8400 and EPYC 7H12 are enumerated here.

AMD-V	no data	+
VT-d	+	no data
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E8400 and EPYC 7H12. Depending on the motherboards, 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	no data	+

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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Overall 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.

Advantages and disadvantages

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Performance rating	0.92	79.98
Boost clock speed	3000	3300
Base clock speed	0	2600
Chip lithography	45 nm	7 nm
Thermal design power (TDP)	65 Watt	280 Watt

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Should you still have questions on choice between Core 2 Duo E8400 and EPYC 7H12, ask them in Comments section, and we shall answer.

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