Ryzen 5 8645HS vs Core 2 Extreme QX9775

VS

Primary details

Comparing Core 2 Extreme QX9775 and Ryzen 5 8645HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated499
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Power efficiencyno data30.43
Architecture codenameYorkfield (2007−2009)Hawk Point-HS (Zen 4) (2023−2024)
Release dateMarch 2008 (16 years ago)6 December 2023 (1 year ago)

Detailed specifications

Core 2 Extreme QX9775 and Ryzen 5 8645HS 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)6 (Hexa-Core)
Threads412
Base clock speed3.2 GHz4.3 GHz
Boost clock speed3.2 GHz5 GHz
Bus rate1600 MHzno data
L1 cache64K (per core)64 KB (per core)
L2 cache12 MB (shared)1 MB (per core)
L3 cache0 KB16 MB (shared)
Chip lithography45 nm4 nm
Die size2x 107 mm2178 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)63 °Cno data
Number of transistors820 million25,000 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier+-
VID voltage range0.85V-1.35Vno data

Compatibility

Information on Core 2 Extreme QX9775 and Ryzen 5 8645HS 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 configuration11
SocketLGA771FP8
Power consumption (TDP)150 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX9775 and Ryzen 5 8645HS. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataRyzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3
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 2no data+

Security technologies

Core 2 Extreme QX9775 and Ryzen 5 8645HS 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 Extreme QX9775 and Ryzen 5 8645HS are enumerated here.

AMD-V-+
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9775 and Ryzen 5 8645HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR2DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 760M ( - 2600 MHz)

Peripherals

Specifications and connection of peripherals supported by Core 2 Extreme QX9775 and Ryzen 5 8645HS.

PCIe versionno data4.0
PCI Express lanesno data20

Pros & cons summary


Physical cores 4 6
Threads 4 12
Chip lithography 45 nm 4 nm
Power consumption (TDP) 150 Watt 45 Watt

Ryzen 5 8645HS has 50% more physical cores and 200% more threads, a 1025% more advanced lithography process, and 233.3% lower power consumption.

We couldn't decide between Core 2 Extreme QX9775 and Ryzen 5 8645HS. We've got no test results to judge.

Note that Core 2 Extreme QX9775 is a desktop processor while Ryzen 5 8645HS is a notebook one.


Should you still have questions on choice between Core 2 Extreme QX9775 and Ryzen 5 8645HS, ask them in Comments section, and we shall answer.

Vote for your favorite

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


Intel Core 2 Extreme QX9775
Core 2 Extreme QX9775
AMD Ryzen 5 8645HS
Ryzen 5 8645HS

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.

Community ratings

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


3.7 45 votes

Rate Core 2 Extreme QX9775 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 171 vote

Rate Ryzen 5 8645HS on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Extreme QX9775 or Ryzen 5 8645HS, agree or disagree with our judgements, or report an error or mismatch.