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 49–72 of 1,353

49CPUAMD Opteron 6386 SEAMD · ServerCores / threads16 / —Clock3.5 GHzTDP140 WCPU Mark8,44350CPUIntel Xeon E5-2470 @ 2.30GHzIntel · ServerCores / threads8 / 16Clock3.1 GHzTDP95 WCPU Mark8,32551CPUIntel Xeon E5-2665 @ 2.40GHzIntel · ServerCores / threads8 / 16Clock3.1 GHzTDP115 WCPU Mark8,28752CPUIntel Xeon E5-1660 @ 3.30GHzIntel · ServerCores / threads6 / 12Clock3.9 GHzTDP130 WCPU Mark8,17153CPUIntel Xeon E5-1650 @ 3.20GHzIntel · ServerCores / threads6 / 12Clock3.8 GHzTDP130 WCPU Mark8,05054CPUIntel Xeon E5-2660 @ 2.20GHzIntel · ServerCores / threads8 / 16Clock3.0 GHzTDP95 WCPU Mark8,01655CPUAMD Opteron 6348AMD · ServerCores / threads12 / —Clock3.1 GHzTDP115 WCPU Mark7,85056CPUAMD Ryzen Embedded V1780BAMD · Mobile/EmbeddedCores / threads4 / 8Clock3.6 GHzTDP45 WCPU Mark7,80057CPUIntel Xeon E3-1285 v4 @ 3.50GHzIntel · ServerCores / threads4 / 8Clock3.8 GHzTDP95 WCPU Mark7,77058CPUAMD Ryzen Embedded R2544AMD · Mobile/EmbeddedCores / threads4 / 8Clock3.7 GHzTDP45 WCPU Mark7,68159CPUIntel Xeon E3-1558L v5 @ 1.90GHzIntel · Mobile/EmbeddedCores / threads4 / 8Clock3.3 GHzTDP45 WCPU Mark7,65760CPUIntel Xeon E5-2640 v2 @ 2.00GHzIntel · ServerCores / threads8 / 16Clock2.5 GHzTDP95 WCPU Mark7,64061CPUIntel Xeon E5-2440 v2 @ 1.90GHzIntel · ServerCores / threads8 / 16Clock2.4 GHzTDP95 WCPU Mark7,61862CPUIntel Xeon E5-1630 v4 @ 3.70GHzIntel · ServerCores / threads4 / 8Clock4.0 GHzTDP140 WCPU Mark7,60763CPUIntel Xeon E5-2450 @ 2.10GHzIntel · ServerCores / threads8 / 16Clock2.9 GHzTDP95 WCPU Mark7,60464CPUIntel Xeon E3-1276 v3 @ 3.60GHzIntel · ServerCores / threads4 / 8Clock4.0 GHzTDP84 WCPU Mark7,56365CPUIntel Xeon E5-4640 @ 2.40GHzIntel · ServerCores / threads8 / 16Clock2.8 GHzTDP95 WCPU Mark7,50266CPUIntel Xeon E5-2667 @ 2.90GHzIntel · ServerCores / threads6 / 12Clock3.5 GHzTDP130 WCPU Mark7,48167CPUIntel Xeon E5-2637 v4 @ 3.50GHzIntel · ServerCores / threads4 / 8Clock3.7 GHzTDP135 WCPU Mark7,43468CPUIntel Xeon E5-2650 @ 2.00GHzIntel · ServerCores / threads8 / 16Clock2.8 GHzTDP95 WCPU Mark7,41669CPUIntel Xeon E5-1630 v3 @ 3.70GHzIntel · ServerCores / threads4 / 8Clock3.8 GHzTDP140 WCPU Mark7,41470CPUIntel Xeon W3690 @ 3.47GHzIntel · ServerCores / threads6 / 12Clock3.7 GHzTDP130 WCPU Mark7,36171CPUIntel Xeon E5-1620 v4 @ 3.50GHzIntel · ServerCores / threads4 / 8Clock3.8 GHzTDP140 WCPU Mark7,32672CPUIntel Xeon Phi 7210 @ 1.30GHzIntel · ServerCores / threads64 / 64Clock1.5 GHzTDP215 WCPU Mark7,306