AMD EPYC 7H12 vs Phenom II X4 920

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Combined performance score

Phenom II X4 920
1.44

EPYC 7H12 outperforms Phenom II X4 920 by 3049% in our combined benchmark results.

General info

Comparing Phenom II X4 920 and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking206239
Place by popularitynot in top-100not in top-100
Value for money4.495.01
Market segmentDesktop processorServer
Seriesno dataAMD EPYC
Architecture codenameDeneb (2009−2011)Zen 2 (2019−2020)
Release dateJanuary 2009 (15 years old)18 September 2019 (4 years old)
Launch price (MSRP)$90no data
Current price$43 (0.5x MSRP)$6796
Value for money

Performance per price, higher is better.

EPYC 7H12 has 12% better value for money than Phenom II X4 920.

Technical specs

Phenom II X4 920 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 cores4 (Quad-Core)64 (Tetrahexaconta-Core)
Threads4128
Base clock speedno data2.6 GHz
Boost clock speed2.8 GHz3.3 GHz
L1 cache128 KB (per core)96K (per core)
L2 cache512 KB (per core)512K (per core)
L3 cache6 MB (shared)256 MB (shared)
Chip lithography45 nm7 nm, 14 nm
Die size258 mm2192 mm2
Number of transistors758 million4,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplierNoYes

Compatibility

Information on Phenom II X4 920 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)
SocketAM3TR4
Power consumption (TDP)125 Watt280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X4 920 and EPYC 7H12. You'll probably need this information if you require some particular technology.

AES-NIno data+
AVXno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X4 920 and EPYC 7H12 are enumerated here.

AMD-Vno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X4 920 and EPYC 7H12. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4 Eight-channel
Maximum memory sizeno data4 TiB
Max memory channelsno data8
Maximum memory bandwidthno data204.763 GB/s
ECC memory supportno 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.

Phenom II X4 920 1.44
EPYC 7H12 45.34
+3049%

EPYC 7H12 outperforms Phenom II X4 920 by 3049% in our combined 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%

Phenom II X4 920 2209
EPYC 7H12 69633
+3052%

EPYC 7H12 outperforms Phenom II X4 920 by 3052% in Passmark.

Gaming performance

Advantages and disadvantages


Performance score 1.44 45.34
Physical cores 4 64
Threads 4 128
Chip lithography 45 nm 7 nm
Power consumption (TDP) 125 Watt 280 Watt

The EPYC 7H12 is our recommended choice as it beats the Phenom II X4 920 in performance tests.

Be aware that Phenom II X4 920 is a desktop processor while EPYC 7H12 is a server/workstation one.


Should you still have questions on choice between Phenom II X4 920 and EPYC 7H12, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD Phenom II X4 920
Phenom II X4 920
AMD EPYC 7H12
EPYC 7H12

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 ratings: view and submit

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


4.2 43 votes

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3.7 450 votes

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Questions and comments

Here you can ask a question about Phenom II X4 920 or EPYC 7H12, agree or disagree with our judgements, or report an error or mismatch.