AMD EPYC 7H12 vs Intel Core 2 Duo E8400

Price now 22$
Games supported 55%
Intel Core 2 Duo E8400
Intel Core 2 Duo E8400
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
Price now 4280$
Games supported 100%

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 rating22932
Value for money1.869.35
Market segmentDesktop processorServer
Seriesno dataAMD EPYC
Architecture codenameWolfdale (2008−2010)Zen 2 (2019−2020)
Release dateJanuary 2008 (15 years old)18 September 2019 (3 years old)
Current price$22 $4280
Value for money

Performance per price, higher is better.

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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 cores2 (Dual-core)64 (Tetrahexaconta-Core)
Base clock speed3 GHz2.6 GHz
Boost clock speed3 GHz3.3 GHz
L1 cache64K (per core)96K (per core)
L2 cache6 MB (shared)512K (per core)
L3 cache0 KB256 MB (shared)
Chip lithography45 nm7 nm, 14 nm
Die size104 mm2192 mm2
Maximum core temperature72 °Cno data
Maximum case temperature (TCase)72 °Cno data
Number of transistors410 million4,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+
VID voltage range0.85V-1.3625Vno data


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 configuration12 (Multiprocessor)
Thermal design power (TDP)65 Watt280 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.

AVXno 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-Vno 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 typesDDR1, DDR2, DDR3DDR4 Eight-channel
Maximum memory sizeno data4 TiB
Max memory channelsno data8
Maximum memory bandwidthno data204.763 GB/s
ECC memory supportno data+

Benchmark performance

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

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.

Core 2 Duo E8400 0.92
EPYC 7H12 79.98
  • 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: 67%

Core 2 Duo E8400 1165
EPYC 7H12 100817

EPYC 7H12 outperforms Core 2 Duo E8400 by 8554% in Passmark.

Gaming performance

Advantages and disadvantages

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

Judging by the results of synthetic and gaming tests, Technical City recommends


Be aware that Core 2 Duo E8400 is a desktop processor while EPYC 7H12 is a server/workstation one.

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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Competitors of Core 2 Duo E8400 by AMD

We believe that the nearest equivalent to Core 2 Duo E8400 from AMD is Athlon II X2 250e, which is nearly equal in speed and lower by 6 positions in our rating.

AMD Athlon II X2 250e Athlon II X2 250e

Here are some closest AMD rivals to Core 2 Duo E8400:

A4-4000 101.09
Core 2 Duo E8400 100

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

User rating

Here you can see how users rate the processors, as well as rate them yourself.

3.8 1322 votes

Rate Intel Core 2 Duo E8400 on a scale of 1 to 5:

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3.7 445 votes

Rate AMD EPYC 7H12 on a scale of 1 to 5:

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Questions and comments

Here you can ask a question about Core 2 Duo E8400 or EPYC 7H12, agree or disagree with our judgements, or report an error or mismatch.