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 841–864 of 1,353

841CPUIntel Core2 Duo P7550 @ 2.26GHzIntel · LaptopCores / threads2 / 2Clock—TDP25 WCPU Mark798842CPUAMD A4-3330MX APUAMD · LaptopCores / threads2 / 2Clock2.6 GHzTDP45 WCPU Mark797843CPUIntel Pentium T4400 @ 2.20GHzIntel · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark794844CPUAMD Opteron 1212 HEAMD · ServerCores / threads2 / 2Clock—TDP65 WCPU Mark791845CPUIntel Xeon 3040 @ 1.86GHzIntel · ServerCores / threads2 / 2Clock—TDP65 WCPU Mark790846CPUIntel Core2 Duo E6400 @ 2.13GHzIntel · DesktopCores / threads2 / 2Clock—TDP65 WCPU Mark789847CPUAMD A4-3310MX APUAMD · LaptopCores / threads2 / 2Clock2.3 GHzTDP45 WCPU Mark789848CPUIntel Core2 Duo E6420 @ 2.13GHzIntel · DesktopCores / threads2 / 2Clock—TDP65 WCPU Mark784849CPUAMD Turion X2 Ultra Dual-Core Mobile ZM-87AMD · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark783850CPUIntel Pentium T4300 @ 2.10GHzIntel · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark783851CPUAMD Opteron 1216AMD · ServerCores / threads2 / 2Clock—TDP103 WCPU Mark781852CPUIntel Core2 Duo T6570 @ 2.10GHzIntel · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark776853CPUAthlon 64 Dual Core 4800+Unknown · DesktopCores / threads2 / 2Clock—TDP110 WCPU Mark775854CPUCeleron Dual-Core T3500 @ 2.10GHzUnknown · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark773855CPUVIA QuadCore L4700 @ 1.2+ GHzUnknown · LaptopCores / threads4 / 4Clock1.5 GHzTDP28 WCPU Mark773856CPUIntel Celeron B810 @ 1.60GHzIntel · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark771857CPUAMD Turion II Dual-Core Mobile M500AMD · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark770858CPUAMD Athlon II Dual-Core M320AMD · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark770859CPUAMD A4-3305M APUAMD · LaptopCores / threads2 / 2Clock2.5 GHzTDP35 WCPU Mark769860CPUAthlon Dual Core 4850eUnknown · DesktopCores / threads2 / 2Clock—TDP45 WCPU Mark769861CPUAMD Athlon 64 X2 4200+AMD · DesktopCores / threads2 / 2Clock—TDP89 WCPU Mark767862CPUIntel Core i5-470UM @ 1.33GHzIntel · LaptopCores / threads2 / 4Clock1.9 GHzTDP18 WCPU Mark766863CPUAMD Opteron 280AMD · ServerCores / threads2 / 2Clock—TDP95 WCPU Mark765864CPUAMD Athlon II P360 Dual-CoreAMD · LaptopCores / threads2 / 2Clock—TDP25 WCPU Mark764