Ultra 9 285T vs Phenom II X4 805

VS

Primary details

Comparing Phenom II X4 805 and Core Ultra 9 285T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2320not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.10no data
Market segmentDesktop processorDesktop processor
Power efficiency1.22no data
Architecture codenameDeneb (2009−2011)Arrow Lake-S (2024−2025)
Release date9 February 2009 (15 years ago)January 2025
Launch price (MSRP)$174no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Phenom II X4 805 and Core Ultra 9 285T 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)24 (Tetracosa-Core)
Threads424
Base clock speed2.5 GHz1.4 GHz
Boost clock speed2.5 GHz5.4 GHz
L1 cache128 KB (per core)112 KB (per core)
L2 cache512 KB (per core)3 MB (per core)
L3 cache4 MB (shared)36 MB (shared)
Chip lithography45 nm3 nm
Die size258 mm2243 mm2
Number of transistors758 million17,800 million
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Phenom II X4 805 and Core Ultra 9 285T 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
SocketAM31851
Power consumption (TDP)95 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X4 805 and Core Ultra 9 285T. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
vProno data+
Enhanced SpeedStep (EIST)no data+
TSX-+

Security technologies

Phenom II X4 805 and Core Ultra 9 285T technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X4 805 and Core Ultra 9 285T are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X4 805 and Core Ultra 9 285T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5 Depends on motherboard

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)Arc Xe2 Graphics 64EU

Peripherals

Specifications and connection of peripherals supported by Phenom II X4 805 and Core Ultra 9 285T.

PCIe version2.05.0
PCI Express lanesno data20

Pros & cons summary


Physical cores 4 24
Threads 4 24
Chip lithography 45 nm 3 nm
Power consumption (TDP) 95 Watt 35 Watt

Ultra 9 285T has 500% more physical cores and 500% more threads, a 1400% more advanced lithography process, and 171.4% lower power consumption.

We couldn't decide between Phenom II X4 805 and Core Ultra 9 285T. We've got no test results to judge.


Should you still have questions on choice between Phenom II X4 805 and Core Ultra 9 285T, 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 Phenom II X4 805
Phenom II X4 805
Intel Core Ultra 9 285T
Core Ultra 9 285T

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.


3.5 33 votes

Rate Phenom II X4 805 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.6 5 votes

Rate Core Ultra 9 285T on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Phenom II X4 805 or Core Ultra 9 285T, agree or disagree with our judgements, or report an error or mismatch.