EFFICIENCY

Processors Low efficiency

Explore 1353 processors indexed under Low efficiency and scan their key platform, core, power and benchmark data in one place. This overview maps the available range before the performance ranking and decision guidance below.

1,353 processorslow-efficiency

Selection guide

How to choose from Low efficiency

This page groups 1353 processors classified under Low efficiency. Low efficiency classifies processors by the available relationship between performance and power. Use the catalog to shortlist candidates, then compare real performance and workload-relevant specifications rather than relying on the category label alone.

3 brands 1–72 cores 2,063 average CPU Mark 3.00–350.00 W TDP

What this category shows

Low efficiency classifies processors by the available relationship between performance and power.

What to compare

Compare CPU Mark per watt with absolute performance and real platform power limits.

Check before choosing

The estimate uses TDP when standardized wall-power measurements are unavailable.

By CPU Mark

Performance ranking

The table ranks the strongest Low efficiency processors by the CPU Mark available in CPULoom. It is useful for broad performance comparisons, while the single-thread result adds context for less-parallel work.

  1. 01 Intel Core 7 253PQE 10C / 20T 37,760CPU Mark
  2. 02 Intel Core i5-12600HE 12C / —T 20,256CPU Mark
  3. 03 Intel Core i5-12500E 6C / 12T 19,603CPU Mark
  4. 04 Intel Xeon Phi 7290 @ 1.50GHz 72C / 288T 17,839CPU Mark
  5. 05 AMD Ryzen Embedded V2748 8C / 16T 16,945CPU Mark

FAQ

Frequently asked questions

What does the Low efficiency category mean?

This efficiency category groups processors associated with Low efficiency. Low efficiency classifies processors by the available relationship between performance and power.

What is the fastest processor in Low efficiency?

The performance ranking highlights the highest available CPU Mark in this category. The best practical choice can differ by application, single-thread speed, power, cooling and price.

How should I compare Low efficiency processors?

Compare CPU Mark per watt with absolute performance and real platform power limits. Open each processor page for full specifications or add close candidates to the comparison tool.

Is this category enough to make a buying decision?

No. The estimate uses TDP when standardized wall-power measurements are unavailable. Also verify motherboard and memory compatibility, cooling requirements and benchmarks relevant to your software.

This summary is calculated from processor records linked to the category. Performance results are broad comparison indicators and can vary with system, power and cooling. Latest data update:

Processor catalog

Low efficiency

Showing 1297–1320 of 1,353

1297CPUMobile AMD Athlon MP-M 1800+Unknown · LaptopCores / threads1 / 1Clock—TDP35 WCPU Mark1731298CPUMobile Intel Pentium 4 2.40GHzUnknown · DesktopCores / threads1 / 1Clock—TDP60 WCPU Mark1721299CPUIntel Celeron M 430 @ 1.73GHzIntel · LaptopCores / threads1 / 1Clock—TDP27 WCPU Mark1691300CPUIntel Celeron M 440 @ 1.86GHzIntel · LaptopCores / threads1 / 1Clock—TDP27 WCPU Mark1691301CPUIntel Pentium M 1100MHzIntel · LaptopCores / threads1 / 1Clock—TDP12 WCPU Mark1681302CPUVIA Nano L2207@1600MHzUnknown · LaptopCores / threads1 / 1Clock—TDP17 WCPU Mark1651303CPUIntel Core Solo U1500 @ 1.33GHzIntel · LaptopCores / threads1 / 1Clock—TDP6 WCPU Mark1641304CPUMobile AMD Sempron 2100+Unknown · LaptopCores / threads1 / 1Clock—TDP8 WCPU Mark1641305CPUMobile Intel Pentium III - M 1000MHzUnknown · LaptopCores / threads1 / 1Clock—TDP21 WCPU Mark1631306CPUIntel Pentium 4 2.53GHzIntel · DesktopCores / threads1 / 1Clock—TDP62 WCPU Mark1621307CPUIntel Pentium 4 2.50GHzIntel · DesktopCores / threads1 / 1Clock—TDP61 WCPU Mark1601308CPUIntel Pentium 4 2.20GHzIntel · DesktopCores / threads1 / 1Clock—TDP57 WCPU Mark1571309CPUIntel Pentium 4 2.66GHzIntel · DesktopCores / threads1 / 1Clock—TDP66 WCPU Mark1571310CPUIntel Pentium M 1000MHzIntel · LaptopCores / threads1 / 1Clock—TDP7 WCPU Mark1561311CPUIntel Pentium III 933S @ 933MHzIntel · DesktopCores / threads1 / 1Clock—TDP27 WCPU Mark1551312CPUIntel Pentium M 1200MHzIntel · LaptopCores / threads1 / 1Clock—TDP12 WCPU Mark1551313CPUAMD Athlon 64 2000+AMD · DesktopCores / threads1 / 1Clock—TDP8 WCPU Mark1541314CPUIntel Pentium 4 2.26GHzIntel · DesktopCores / threads1 / 1Clock—TDP58 WCPU Mark1511315CPUVIA C7-D 1800MHzUnknown · DesktopCores / threads1 / 1Clock—TDP20 WCPU Mark1501316CPUMobile Intel Pentium III - M 1200MHzUnknown · LaptopCores / threads1 / 1Clock—TDP22 WCPU Mark1461317CPUIntel Pentium M 900MHzIntel · LaptopCores / threads1 / 1Clock—TDP7 WCPU Mark1411318CPUIntel Celeron M 420 @ 1.60GHzIntel · LaptopCores / threads1 / 1Clock—TDP27 WCPU Mark1391319CPUMobile Intel Pentium III - M 866MHzUnknown · LaptopCores / threads1 / 1Clock—TDP20 WCPU Mark1381320CPUIntel Pentium 4 2.00GHzIntel · DesktopCores / threads1 / 1Clock—TDP54 WCPU Mark133