AMD EPYC 7H12 vs Intel Core 2 Quad Q9550

Price now 54$
Games supported 66%
Intel Core 2 Quad Q9550
Intel Core 2 Quad Q9550
  • 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 4165$
Games supported 100%

General info

Comparing Core 2 Quad Q9550 and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rating18682
Place by popularityno data29
Value for money2.8011.75
Market segmentDesktop processorServer
SeriesCore 2 Quad (Desktop)AMD EPYC
Architecture codenameYorkfield (2007−2009)Zen 2 (2019−2020)
Release dateno data18 September 2019
(3 years old)
Current price$54 $4165
Value for money

To get the index we compare the characteristics of the processors and their cost, taking into account the cost of other processors.

  • 0
  • 50
  • 100
  • 0
  • 50
  • 100

Technical specs

Core 2 Quad Q9550 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)
Base clock speedno data2.6 GHz
Boost clock speed2.83 GHz3.3 GHz
Bus support1333 MHzno data
L1 cacheno data96K (per core)
L2 cache12288 KB512K (per core)
L3 cacheno data256 MB (shared)
Chip lithography45 nm7 nm, 14 nm
Die sizeno data192 mm2
Number of transistorsno data4,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+


Information on Core 2 Quad Q9550 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 configurationno data2 (Multiprocessor)
Thermal design power (TDP)95 Watt280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q9550 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 Core 2 Quad Q9550 and EPYC 7H12 are enumerated here.

AMD-Vno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q9550 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 Quad Q9550 1.87
EPYC 7H12 81.23
  • 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 Quad Q9550 2316
EPYC 7H12 100817

EPYC 7H12 outperforms Core 2 Quad Q9550 by 4253% in Passmark.

Gaming performance

Advantages and disadvantages

Performance rating 1.87 81.23
Boost clock speed 2830 3300
Base clock speed 0 2600
Chip lithography 45 nm 7 nm
Thermal design power (TDP) 95 Watt 280 Watt

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


Be aware that Core 2 Quad Q9550 is a desktop processor while EPYC 7H12 is a server/workstation one.

Should you still have questions on choice between Core 2 Quad Q9550 and EPYC 7H12, ask them in Comments section, and we shall answer.

Cast your vote

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

Competitors of Core 2 Quad Q9550 by AMD

We believe that the nearest equivalent to Core 2 Quad Q9550 by AMD is A8-3850, which is nearly equal in speed and higher by 5 positions in our rating.

AMD A8-3850 A8 3850

Here are some closest AMD rivals to Core 2 Quad Q9550:

A8-3850 100
A8-3870K 100
Core 2 Quad Q9550 100
A10-6700T 99.47

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.

4.1 1314 ratings

Rate Intel Core 2 Quad Q9550 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.7 434 ratings

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

  • 1
  • 2
  • 3
  • 4
  • 5

Questions and comments

Here you can ask a question about Core 2 Quad Q9550 or EPYC 7H12, agree or disagree with our judgements, or report an error or mismatch.