Intel Core i5-4440S

The Intel Core i5-4440S is a 4-core, 4-thread desktop processor built on the Haswell architecture, fabricated on a 22 nm process. It runs at a base frequency of 2.80 GHz with a boost clock of 3.30 GHz, all within a 65W TDP. In the benchmark database, it holds the 29th percentile of all CPUs, with an average benchmark score of 1070 points. Its nearest rivals—the Intel Core i5-2310, AMD Opteron 3380, Intel Core i3-4170T, and AMD Athlon X4 880K—all post an average score of 1071, giving the i5-4440S a negligible -0.1% delta against each. This places it in a tightly clustered performance tier where real-world differences are likely imperceptible.

Benchmark Performance

The Cinebench results paint a clear picture of the i5-4440S's capabilities. In Cinebench R15, it scores 372 points in multi-core and 52 in single-core. Moving to R20, the multi-core score rises to 1554, with single-core at 219. The R23 test yields 3700 multi-core and 522 single-core. Across all three versions, the multi-core score is substantially higher than the single-core score, reflecting the presence of four physical cores. However, the single-core numbers—52, 219, and 522—are modest, indicating that per-thread performance is limited by the Haswell architecture and the 3.30 GHz boost ceiling.

The average benchmark score of 1070 places the processor at the 29th percentile, meaning it outperforms only 29% of the CPUs in the database. This is a low position, but the delta against its nearest rivals is a mere -0.1%. For instance, the Intel Core i5-2310, AMD Opteron 3380, Intel Core i3-4170T, and AMD Athlon X4 880K each score 1071, making the i5-4440S statistically indistinguishable from them. The data suggests that in typical mixed workloads, any of these five CPUs would deliver nearly identical performance. The i5-4440S does not excel in any particular benchmark category; its strength lies in being a balanced, if unremarkable, quad-core part.

Power and Thermals

The 65W TDP places the i5-4440S in a low-power tier for desktop processors. This thermal envelope allows for a compact air cooler, and the 22 nm process with 1,400 million transistors on a 177 mm² die contributes to its efficiency. The absence of extreme clock speeds or a high core count keeps heat generation moderate, so the processor can be paired with a standard tower cooler or even a low-profile solution in a small form factor system. The integrated Intel HD 4600 graphics share the same thermal budget, meaning no separate GPU is required for basic display tasks. For users building a quiet or space-constrained PC, the 65W TDP is a favorable attribute, though the performance ceiling is correspondingly limited.

Who Should Consider It

The i5-4440S is best suited for workloads that are primarily single-threaded or lightly threaded. The single-core R23 score of 522 indicates that everyday applications—web browsers, office suites, media players—will run without noticeable lag. For multi-threaded tasks such as video encoding, 3D rendering, or software compilation, the 3700-point multi-core score in R23 is modest; users who regularly engage in such work would likely benefit from a processor with more threads. However, for a basic office or home PC, the four cores at up to 3.30 GHz provide adequate responsiveness. The integrated HD 4600 graphics can handle 2D workloads and light 3D, but a discrete GPU would be necessary for gaming or GPU-accelerated tasks. This CPU is a reasonable choice for a secondary machine, a home server, or a legacy upgrade on an LGA1150 motherboard, provided the user's expectations align with its mid-2010s performance tier.

FAQ

Q: What is the TDP of the Intel Core i5-4440S?

A: The TDP is 65W.

Q: Does it support ECC memory?

A: No, ECC memory is not supported.

Q: What socket does it use?

A: It uses Intel Socket 1150.

Q: What is the boost clock speed?

A: The boost clock is 3.30 GHz.

Q: How does it compare to the Intel Core i5-2310?

A: The i5-4440S has an average benchmark score of 1070, while the i5-2310 scores 1071, a delta of -0.1%.

Q: What integrated graphics does it include?

A: It includes Intel HD 4600.

How It Compares

Against the Intel Core i5-2310, the i5-4440S trails by 0.1% in average benchmark score—a difference so small that it is effectively a tie. The AMD Opteron 3380 also matches the i5-2310's 1071 average, placing it in the same performance class. The Intel Core i3-4170T, despite being a dual-core part, achieves the same 1071 average score, indicating that the i5-4440S's extra cores do not yield a measurable advantage in the aggregated benchmark. Similarly, the AMD Athlon X4 880K, a quad-core part, matches the i5-4440S within the same 0.1% margin. The data shows that all five processors are clustered within a 1-point range, making real-world differences negligible for most applications. The i5-4440S does not stand out against any of these rivals; it simply occupies the same performance envelope.

Single-Thread vs Multi-Thread Behavior

The Cinebench scores reveal a consistent relationship between single-thread and multi-thread performance. In R23, the single-core score is 522, while the multi-core score is 3700. This ratio, though not linear, demonstrates that the four cores can be effectively utilized in multi-threaded workloads. The single-thread score of 522 is relatively low compared to modern processors, but within the context of its 2013 release, it was competitive. The lack of hyper-threading means that the processor cannot handle more than four threads simultaneously, so workloads with more than four threads will see diminishing returns. For tasks that rely on a single thread, the 3.30 GHz boost clock helps, but the older Haswell architecture limits per-clock efficiency. The multi-thread scores show that the processor scales well with four cores, but it will not match the performance of CPUs with higher core counts or newer architectures. The single-thread results also suggest that lightly threaded applications will not be a bottleneck, but heavy multi-threaded workloads will expose the processor's limitations.

Platform and Compatibility

The i5-4440S uses the Intel Socket 1150, which was introduced with the Haswell generation. It supports DDR3 memory in a dual-channel configuration, though no specific memory speed is listed. The platform provides PCIe Gen3 for discrete graphics and expansion cards. The integrated Intel HD 4600 offers basic display output, eliminating the need for a dedicated GPU in simple systems. The processor does not support ECC memory, which may be a consideration for server or workstation builds. With a release date of August 31, 2013, this CPU is part of an older platform; users looking for modern features like DDR4 or PCIe 4.0 would need to consider newer sockets. However, for a build using existing DDR3 modules and LGA1150 motherboards, the i5-4440S remains a functional choice, provided the user is aware of its performance tier and platform limitations.