CPU Comparison
Intel Core i5-4440S vs Intel Core i5-4590
A side-by-side comparison of specs, performance and value. The Intel Core i5-4440S is a 4-core, 4-thread desktop processor launched in September 2013 as part of the Haswell generation. Operating on a 22nm manufacturing process, this CPU was designed for budget-conscious builders who needed reliable performance without the high power draw. With a base clock of 2.8 GHz and a turbo boost of up to 3.3 GHz, it delivered solid everyday computing and moderate multitasking capabilities. The 'S' suffix denotes a lower power profile, locking the TDP at 65 watts compared to the standard 84-watt models. This made it an ideal choice for small form factor builds and office environments where thermal management was crucial. It includes Intel HD 4600 integrated graphics, allowing for media playback and light gaming without a dedicated GPU. Although long surpassed by modern standards, it remains a notable example of Intel's efficiency-focused engineering during the early 2010s.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Handles basic office tasks well but struggles with heavy multitasking.
Adequate for basic office tasks. The 3.7 GHz turbo helps with bursty single-threaded workloads like application launches.
Gaming
Bottlenecks modern GPUs; suitable only for older titles.
The 3.7 GHz turbo helps in older and eSports titles, but four threads remain a hard ceiling for modern gaming workloads.
Virtualization
Limited to very light VM usage due to 4 threads.
Four threads are insufficient for practical virtualization despite VT-x and VT-d support.
Efficiency
Good efficiency for its era thanks to the 65W TDP.
84W for this performance is unimpressive by modern standards. Competing architectures now deliver 3x the performance per watt.
Specialized Performance
AI / ML
- No dedicated AI hardware
- Extremely slow for modern AI inference
- No AI acceleration hardware
- AVX2 available but insufficient for practical inference
- DDR3 bandwidth severely constrains any AI workload
- Not recommended for any local AI tasks
Content Creation
Gaming
- Requires a dedicated GPU for any 3D workloads
- Will severely bottleneck modern mid-range GPUs
- Capable of running CS:GO and older source engine games
- Best gaming CPU in the standard Haswell i5 lineup at launch
- 3.7 GHz turbo provides solid single-threaded performance for the era
- Still capable with eSports titles like CS:GO and Valorant at 1080p
- Bottlenecks anything above a GTX 1060 or RX 580 in modern titles
- DDR3 memory bandwidth limits minimum frame rates in open-world games
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- Low 65W TDP for efficient cooling
- Solid quad-core performance for legacy tasks
- Includes Intel HD 4600 graphics
- Affordable on the used market
- Good for basic office and home theater PCs
Cons
- Obsolete DDR3 platform
- Locked multiplier prevents overclocking
- Lacks modern instruction sets
- Will bottleneck modern GPUs
- No official Windows 11 support
Pros
- Highest clocks among standard Haswell i5 SKUs at launch
- 500 MHz turbo delta provides good burst performance
- Mature 22nm silicon for improved reliability
- Same TDP as slower SKUs despite higher clocks
- Affordable on the used market for system repairs
Cons
- Only 4 threads without Hyper-Threading
- Locked multiplier prevents any meaningful overclocking
- 84W TDP is inefficient for its performance level
- DDR3 platform is obsolete
- No modern security feature support
- Quickly superseded by Devils Canyon i5-4690
- Outperformed by modern i3 processors at lower power
Competitors & Alternatives
Intel Core i5-4440S
- AMD FX-6300Rival
Budget Desktop
- AMD FX-4300Rival
Budget Desktop
- Intel Core i5-4440Rival
Standard Desktop
- Intel Core i3-4360Rival
Budget Desktop
- AMD A8-6600KRival
Budget APU
Newer Haswell Refresh with slightly better clocks.
Compare head-to-headHyper-threading and more L3 cache for heavier loads.
Compare head-to-head- AMD Ryzen 3 1200Alt
Modern platform with upgrade path.
Modern quad-core budget alternative.
Compare head-to-head- Intel Pentium G4560Alt
Budget dual-core with HT, similar performance in many tasks.
Intel Core i5-4590
- AMD FX-8320Rival
Budget Desktop
- AMD FX-6300Rival
Budget Desktop
- Compare head-to-headIntel Core i5-4570Rival
Mid-Range Desktop
- Intel Core i3-4360Rival
Budget Desktop
- AMD A10-7850KRival
APU Desktop
Devils Canyon refresh with improved thermal interface and slightly higher clocks on the same socket.
Compare head-to-head- AMD Ryzen 5 1600Alt
Six cores and twelve threads on a modern AM4 platform with DDR4 support.
Modern budget quad-core with vastly superior single-threaded performance and DDR4/DDR5 support.
Compare head-to-headSkylake successor with DDR4 memory, better efficiency, and a newer platform.
Compare head-to-head- AMD Ryzen 5 5600Alt
Modern six-core with excellent gaming and productivity performance at reasonable pricing.
Our Verdict on Each
A reliable 65W quad-core CPU ideal for basic legacy systems, but obsolete for modern builds.
Best for: Drop-in upgrade for an existing LGA 1150 system.
Read the full reviewThe i5-4590 was arguably the best value in the Haswell i5 lineup, offering the highest clock speeds among non-K SKUs at launch. It remains functional for basic computing but is thoroughly outclassed by modern budget processors.
Best for: Dropping into an existing LGA 1150 system as a replacement or upgrade from a Pentium or i3
Read the full reviewFrequently Asked Questions
Which is better, Intel Core i5-4440S or Intel Core i5-4590?
Based on our editorial ratings, the Intel Core i5-4590 comes out ahead with a score of 7.3/10. 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 i5-4440S or Intel Core i5-4590?
For gaming, the Intel Core i5-4590 leads with a gaming performance score of 50/100 among Intel Core i5-4440S and Intel Core i5-4590.
Which uses less power?
The Intel Core i5-4440S has the lowest rated TDP. Power draw across these chips: Intel Core i5-4440S (65 W), Intel Core i5-4590 (84 W).
Do Intel Core i5-4440S and Intel Core i5-4590 use the same socket?
Yes — all of these CPUs use the LGA 1150 socket, so they share compatible motherboards.
Which is faster in multi-core benchmarks?
The Intel Core i5-4590 posts the highest multi-core benchmark score. Multi-core results: Intel Core i5-4440S (3,200), Intel Core i5-4590 (4,520). Benchmark figures are approximate and workload-dependent.