Ryzen 9 7945HX vs Opteron 850 HE

VS

Primary details

Comparing Opteron 850 HE and Ryzen 9 7945HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated109
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
Power efficiencyno data59.22
Architecture codenameAthens (2003−2006)Dragon Range-HX (Zen 4) (2023−2024)
Release dateMarch 2005 (19 years ago)4 January 2023 (1 year ago)

Detailed specifications

Opteron 850 HE and Ryzen 9 7945HX 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 cores1 (Single-Core)16 (Hexadeca-Core)
Threads132
Base clock speedno data2.5 GHz
Boost clock speed2.4 GHz5.4 GHz
L1 cache128 KB64K (per core)
L2 cache1 MB1 MB (per core)
L3 cache0 KB64 MB (shared)
Chip lithography90 nmCCD = 5 nm, I/O = 6 nm
Die sizeno data2x 71 mm2
Maximum core temperatureno data100 °C
Number of transistors106 million13,140 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Opteron 850 HE and Ryzen 9 7945HX 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 configuration81
Socket940FL1
Power consumption (TDP)55 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Opteron 850 HE and Ryzen 9 7945HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI-+
FMA-+
AVX-+
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Opteron 850 HE and Ryzen 9 7945HX are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Opteron 850 HE and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Opteron 850 HE and Ryzen 9 7945HX.

PCIe versionno data5.0
PCI Express lanesno data28

Pros & cons summary


Physical cores 1 16
Threads 1 32

Ryzen 9 7945HX has 1500% more physical cores and 3100% more threads.

We couldn't decide between Opteron 850 HE and Ryzen 9 7945HX. We've got no test results to judge.

Be aware that Opteron 850 HE is a server/workstation processor while Ryzen 9 7945HX is a notebook one.


Should you still have questions on choice between Opteron 850 HE and Ryzen 9 7945HX, 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.


AMD Opteron 850 HE
Opteron 850 HE
AMD Ryzen 9 7945HX
Ryzen 9 7945HX

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.


No user ratings yet.

Rate Opteron 850 HE on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.6 615 votes

Rate Ryzen 9 7945HX on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Opteron 850 HE or Ryzen 9 7945HX, agree or disagree with our judgements, or report an error or mismatch.