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 1321–1344 of 1,353

1321CPUIntel Pentium 4 2.40GHzIntel · DesktopCores / threads1 / 1Clock—TDP60 WCPU Mark1311322CPUIntel Core Solo U1400 @ 1.20GHzIntel · LaptopCores / threads1 / 1Clock—TDP6 WCPU Mark1301323CPUMobile Intel Pentium III - M 933MHzUnknown · LaptopCores / threads1 / 1Clock—TDP20 WCPU Mark1301324CPUIntel Core Solo U1300 @ 1.06GHzIntel · LaptopCores / threads1 / 1Clock—TDP6 WCPU Mark1271325CPUIntel Celeron 2.00GHzIntel · DesktopCores / threads1 / 1Clock—TDP53 WCPU Mark1251326CPUIntel Celeron M 443 @ 1.20GHzIntel · LaptopCores / threads1 / 1Clock—TDP6 WCPU Mark1251327CPUIntel Pentium 4 1600MHzIntel · DesktopCores / threads1 / 1Clock—TDP38 WCPU Mark1251328CPUIntel Celeron M 410 @ 1.46GHzIntel · LaptopCores / threads1 / 1Clock—TDP27 WCPU Mark1231329CPUMobile Intel Celeron 1.50GHzUnknown · LaptopCores / threads1 / 1Clock—TDP30 WCPU Mark1231330CPUMobile Intel Celeron 1.80GHzUnknown · LaptopCores / threads1 / 1Clock—TDP66 WCPU Mark1211331CPUMobile AMD Athlon XP-M 1400+Unknown · LaptopCores / threads1 / 1Clock—TDP25 WCPU Mark1201332CPUIntel Celeron M ULV 800MHzIntel · LaptopCores / threads1 / 1Clock—TDP7 WCPU Mark1201333CPUAMD G-T40RAMD · LaptopCores / threads1 / 1Clock—TDP6 WCPU Mark1201334CPUVIA C7-M 1600MHzUnknown · LaptopCores / threads1 / 1Clock—TDP15 WCPU Mark1161335CPUAMD G-T44RAMD · LaptopCores / threads1 / 1Clock—TDP9 WCPU Mark1161336CPUIntel Pentium 4 1.80GHzIntel · DesktopCores / threads1 / 1Clock—TDP68 WCPU Mark1151337CPUIntel Pentium 4 1800MHzIntel · DesktopCores / threads1 / 1Clock—TDP68 WCPU Mark1141338CPUMobile Intel Celeron 1.20GHzUnknown · LaptopCores / threads1 / 1Clock—TDP24 WCPU Mark1111339CPUVIA C7-M 1000MHzUnknown · LaptopCores / threads1 / 1Clock—TDP4 WCPU Mark1071340CPUIntel Pentium 4 1.40GHzIntel · DesktopCores / threads1 / 1Clock—TDP55 WCPU Mark1071341CPUIntel Celeron B710 @ 1.60GHzIntel · LaptopCores / threads1 / 1Clock—TDP35 WCPU Mark1061342CPUIntel Pentium 4 1.90GHzIntel · DesktopCores / threads1 / 1Clock—TDP69 WCPU Mark1041343CPUIntel Pentium 4 1700MHzIntel · DesktopCores / threads1 / 1Clock—TDP64 WCPU Mark1001344CPUIntel Celeron M 600MHzIntel · LaptopCores / threads1 / 1Clock—TDP7 WCPU Mark98