Athlon X4 845 vs Ultra 7 155H

VS

Aggregate performance score

Core Ultra 7 155H
2023
16 cores / 22 threads, 28 Watt
15.81
+562%
Athlon X4 845
2016
4 cores / 4 threads, 65 Watt
2.39

Core Ultra 7 155H outperforms Athlon X4 845 by a whopping 562% based on our aggregate benchmark results.

Primary details

Comparing Core Ultra 7 155H and Athlon X4 845 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking4331786
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Meteor Lake-Hno data
Power efficiency53.403.48
Architecture codenameMeteor Lake-H (2023)Carrizo (2015−2018)
Release date14 December 2023 (1 year ago)2 February 2016 (8 years ago)
Launch price (MSRP)$503no data

Detailed specifications

Core Ultra 7 155H and Athlon X4 845 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 cores16 (Hexadeca-Core)4 (Quad-Core)
Threads224
Base clock speed3.8 GHz3.5 GHz
Boost clock speed4.8 GHz3.8 GHz
L1 cache112 KB (per core)320K
L2 cache2 MB (per core)2 MB
L3 cache24 MB (shared)no data
Chip lithography7 nm28 nm
Die sizeno data250 mm2
Maximum core temperature110 °Cno data
Maximum case temperature (TCase)no data74 °C
Number of transistorsno data3,100 million
64 bit support++
Unlocked multiplier-+

Compatibility

Information on Core Ultra 7 155H and Athlon X4 845 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
SocketIntel BGA 2049FM2+
Power consumption (TDP)28 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Athlon X4 845. You'll probably need this information if you require some particular technology.

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

Security technologies

Core Ultra 7 155H and Athlon X4 845 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 155H and Athlon X4 845 are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Athlon X4 845. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR3-2133

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel Arc 8-Cores iGPU ( - 2250 MHz)no data

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 155H and Athlon X4 845.

PCIe version5.03.0
PCI Express lanes88

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.

Ultra 7 155H 15.81
+562%
Athlon X4 845 2.39

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.

Ultra 7 155H 25119
+561%
Athlon X4 845 3799

Gaming performance

Pros & cons summary


Performance score 15.81 2.39
Recency 14 December 2023 2 February 2016
Physical cores 16 4
Threads 22 4
Chip lithography 7 nm 28 nm
Power consumption (TDP) 28 Watt 65 Watt

Ultra 7 155H has a 561.5% higher aggregate performance score, an age advantage of 7 years, 300% more physical cores and 450% more threads, a 300% more advanced lithography process, and 132.1% lower power consumption.

The Core Ultra 7 155H is our recommended choice as it beats the Athlon X4 845 in performance tests.

Be aware that Core Ultra 7 155H is a notebook processor while Athlon X4 845 is a desktop one.


Should you still have questions on choice between Core Ultra 7 155H and Athlon X4 845, 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 Ultra 7 155H
Core Ultra 7 155H
AMD Athlon X4 845
Athlon X4 845

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.


3.8 561 vote

Rate Core Ultra 7 155H on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 81 vote

Rate Athlon X4 845 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core Ultra 7 155H or Athlon X4 845, agree or disagree with our judgements, or report an error or mismatch.