CPU Comparison
Intel Core i5-2500T vs Intel Core i5-2400
A side-by-side comparison of specs, performance and value. The Intel Core i5-2500T is a low-power quad-core desktop processor from the Sandy Bridge generation, featuring a 45 W TDP designed for slim form factor PCs and all-in-one systems.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Can handle legacy office applications but will struggle with modern web apps and multitasking.
Handles legacy Office suites well, but slow for modern web apps.
Gaming
Intel HD 2000 graphics are completely insufficient for any modern 3D gaming.
Bottlenecks modern GPUs heavily, but great for pre-2015 games.
Virtualization
VT-d and VT-x support are present, but four threads limit practical virtual machine usage.
Adequate for a basic pfSense router or NAS OS.
Efficiency
Impressive efficiency for a 2011 quad-core desktop chip, though modern chips are far more efficient.
Consumes more power per percentage of performance than modern chips.
Specialized Performance
AI / ML
- No AI acceleration hardware
- Lacks AVX2 and modern matrix math instructions
- Completely unsuitable for AI workloads
- No AI acceleration
- Cannot run modern local LLMs at usable speeds
Content Creation
Gaming
- Intel HD 2000 cannot handle modern game engines
- Suitable only for 2D games or pre-2010 titles at low resolutions
- Thermal constraints prevent sustained high performance
- Paired with a GTX 1060, it can run Skyrim and Fallout 3 excellently
- Will severely bottleneck anything above an RTX 2060
- Single-core speed is too low for modern eSports titles like Valorant
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- Very low 45 W power draw for a quad-core desktop CPU
- Retained full enterprise feature set (VT-d, TXT)
- Capable of 3.3 GHz turbo for bursty workloads
- Allowed quad-core performance in slim chassis designs
- AES-NI hardware encryption support
Cons
- Low base clock of 2.3 GHz limits sustained multi-core performance
- Intel HD 2000 graphics are extremely weak
- No Hyper-Threading
- Locked multiplier
- Completely obsolete for modern computing
Pros
- Very cheap on the used market
- Excellent upgrade path to i7-3770
- Good retro-gaming performance
- Easy to cool
Cons
- No Hyper-Threading
- No modern instruction set support
- High power draw relative to performance
- Locked multiplier
- Weak HD 2000 graphics
Competitors & Alternatives
Intel Core i5-2500T
- AMD Phenom II X4 910eRival
Low Power Desktop
- AMD A8-3850Rival
Desktop APU
- Compare head-to-headIntel Core i5-2400SRival
Low Power Desktop
- AMD A6-3650Rival
Budget Desktop
- Intel Core i3-2100TRival
Low Power Dual-Core
If the chassis can handle 65 W, the 2500S offers much better sustained multi-core performance.
Compare head-to-headIvy Bridge successor offering better integrated graphics and slightly better efficiency.
Compare head-to-head
Intel Core i5-2400
- AMD Phenom II X4 970Rival
Desktop
- AMD FX-4150Rival
Desktop
- AMD A8-3870KRival
Desktop APU
- Compare head-to-headIntel Core i5-760Rival
Desktop
- Intel Xeon E3-1230Rival
Server/Workstation
Better clocks for nearly the same used price.
Compare head-to-head- Intel Core i5-3450Alt
Ivy Bridge upgrade with PCIe 3.0 and lower power.
- AMD FX-6300Alt
More threads for heavily multi-threaded legacy tasks.
- Intel Xeon E3-1245Alt
Better integrated graphics and similar performance.
- Intel Core i7-2600Alt
Adds Hyper-Threading for a significant multi-thread boost.
Our Verdict on Each
An interesting engineering exercise for its time that brought quad cores to low-profile chassis, but thoroughly obsolete by modern standards.
Best for: Replacing a failed CPU in a legacy all-in-one PC with proprietary BIOS whitelist restrictions.
Read the full reviewAn iconic processor that dominated the 2011 market, now best suited for retro gaming builds and lightweight server tasks.
Best for: Building a cheap retro-gaming PC or home server using recycled parts
Read the full reviewFrequently Asked Questions
Which is better, Intel Core i5-2500T or Intel Core i5-2400?
Based on our editorial ratings, the Intel Core i5-2400 comes out ahead with a score of 5/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.
Which is faster for gaming, Intel Core i5-2500T or Intel Core i5-2400?
For gaming, the Intel Core i5-2400 leads with a gaming performance score of 20/100 among Intel Core i5-2500T and Intel Core i5-2400.
Which uses less power?
The Intel Core i5-2500T has the lowest rated TDP. Power draw across these chips: Intel Core i5-2500T (45 W), Intel Core i5-2400 (95 W).
Do Intel Core i5-2500T and Intel Core i5-2400 use the same socket?
Yes — all of these CPUs use the LGA 1155 socket, so they share compatible motherboards.
Which is faster in multi-core benchmarks?
The Intel Core i5-2500T posts the highest multi-core benchmark score. Multi-core results: Intel Core i5-2500T (3,000), Intel Core i5-2400 (2,800). Benchmark figures are approximate and workload-dependent.