Intel Xeon 7140M

The Intel Xeon 7140M is a server-class processor from Intel’s NetBurst architecture, released in August 2006 under the Tulsa codename. It is a dual-core part with four threads, a base clock of 3.40 GHz, and a 150 W TDP. The chip is built on a 65 nm process with 1,328 million transistors on a 435 mm² die, and it carries a 1 MB L2 cache plus a 16 MB L3 cache. In the benchmark database, the 7140M holds a percentile rank of 50 among all CPUs, indicating it sits exactly at the median of the performance distribution. No specific benchmark scores or nearest rivals are listed, so the analysis below relies on the processor’s intrinsic specifications and its relative standing.

Benchmark Performance

The absence of individual benchmark scores in the database is notable. The average benchmark score for the Xeon 7140M is recorded as 0, which suggests that no validated performance measurements have been submitted or that the processor is not represented in the current benchmark suite. Consequently, the only quantitative performance indicator available is the percentileVsAllCpus value of 50. This places the chip at the midpoint of the entire CPU population in the database: it outperforms half of all processors and is outperformed by the other half. Given that the database includes a wide range of modern and legacy parts, a 50th percentile ranking implies that the 7140M is neither a standout performer nor a laggard, but rather a representative middle-ground solution.

From a raw specification standpoint, the 3.40 GHz base clock is respectable for a dual-core part, especially considering the era of its release. The 16 MB L3 cache is unusually large for a processor with only two cores, which likely benefits workloads that exhibit high cache locality or that repeatedly access a large working set. However, without concrete scores, the exact impact of this cache on benchmark results cannot be quantified. The lack of a boost clock (null in the data) means the processor operates at a fixed frequency under load, simplifying thermal and power management but also limiting single-thread burst performance compared to parts that can dynamically raise clocks.

The 50th percentile also suggests that, when compared to the entire database, the 7140M offers average computational throughput. For a server CPU from 2006, this is plausible: while it was a high-end product in its day, the database likely includes many newer and faster processors that pull the median upward. The absence of rival data further restricts the analysis, there are no deltaPct values to contrast against specific competitors, so the percentile remains the sole comparative metric.

Who Should Consider It

Given the market segment designation of "Server/Workstation," the Xeon 7140M is clearly aimed at professional environments rather than consumer desktops. The inclusion of ECC memory support (true) and the use of DDR2 memory make it suitable for applications where data integrity and reliability are paramount. Workloads that would benefit from this processor include memory-resident databases, transaction processing, and virtualized environments that rely on the 16 MB L3 cache to reduce main-memory traffic. The 2-core/4-thread configuration allows for basic parallel processing, but it is not a high-core-count part; thus, it is better suited for latency-sensitive single-threaded or lightly threaded server tasks than for heavily parallel scientific computing.

The 3.40 GHz base clock is high for a server processor of its generation, which could be advantageous for legacy software that is not optimized for multi-core scaling. For example, older enterprise applications that are single-threaded would benefit from the high frequency and the large L3 cache. However, the processor is marked as "End-of-life," so it is only relevant for existing systems or for those who require a drop-in replacement for a legacy motherboard. Organizations running legacy server applications that are stable and do not need the latest instruction sets might find the 7140M adequate, provided they can source the part and handle its power requirements.

On the other hand, the 150 W TDP is substantial for a dual-core chip, which means the system must have adequate cooling and power delivery. This is not a processor for compact or energy-efficient servers. For workloads that demand high thread counts, the 7140M would be severely limited; it would be outperformed by modern multi-core processors with many more cores. Therefore, the intended audience is narrow: operators of legacy infrastructure who need to maintain compatibility with Intel Socket 604 motherboards and who value ECC memory support and a large cache over raw core counts.

Power and Thermals

The Xeon 7140M has a thermal design power (TDP) of 150 W. This is a significant figure for a dual-core processor, especially when compared to typical consumer parts of the same era. The high TDP implies that the processor generates a considerable amount of heat under load, necessitating a cooling solution capable of dissipating that energy. In a server chassis, this typically translates to a robust active heatsink with a high-CFM fan, or a well-ventilated airflow path. The 65 nm process node, while advanced for its time, still produced relatively high power density, and the 150 W TDP reflects that.

The absence of a boost clock means the processor runs at a constant 3.40 GHz, which simplifies thermal design: the heat output is predictable and does not vary with burst workloads. However, the sustained 150 W load requires the system’s power delivery circuitry to be rated accordingly. The large die size of 435 mm² and the 1,328 million transistors contribute to the thermal footprint. For operators, this means that any cooling solution must be designed for a 150 W class processor, and the surrounding components (VRMs, heatsinks, chassis airflow) must be able to handle the thermal load. In a dense server environment, this processor would likely be one of the hotter components, so careful thermal management is essential.

The production status is "End-of-life," which means Intel no longer supports or produces this chip. As a result, replacement parts and thermal management solutions may be scarce. The 150 W TDP also limits the processor’s suitability for modern, energy-conscious data centers, where efficiency is a priority. But for legacy systems that are already in place, the thermal characteristics are a known quantity, and the 150 W TDP is a fixed specification that must be accommodated.

FAQ

Q: What socket does the Intel Xeon 7140M use?

A: It uses the Intel Socket 604.

Q: How much cache does the Xeon 7140M have?

A: It has a 1 MB L2 cache and a 16 MB L3 cache.

Q: Does the Xeon 7140M support ECC memory?

A: Yes, ECC memory support is listed as true, and the memory type is DDR2.

Q: What is the base clock frequency of the Xeon 7140M?

A: The base clock is 3.40 GHz. No boost clock is listed.

Q: What is the TDP of the Xeon 7140M?

A: The TDP is 150 W.

Q: What is the production status of the Xeon 7140M?

A: It is marked as "End-of-life."

Q: How many cores and threads does it have?

A: It has 2 cores and 4 threads.

How It Compares

The database does not list any nearest rivals for the Xeon 7140M. The nearestRivals array is empty, meaning there are no direct comparison points with specific processor names, scores, or deltaPct values. Consequently, the only comparative measure available is the percentileVsAllCpus value of 50, which places the processor at the median of all CPUs in the database. This is a coarse comparison, but it indicates that the 7140M is neither a top-tier performer nor a bottom-tier one. Given the lack of rival data, one cannot say whether it outperforms or underperforms a specific competitor by a certain percentage. The absence of rivals might be because the processor is old and no longer actively benchmarked, or because it did not have a close match in the current dataset.

In the broader context, the 50th percentile suggests that the 7140M is an average performer when weighed against the entire historical and contemporary CPU landscape. For a server processor from 2006, this is not surprising, many newer processors have far higher core counts and clock speeds. However, within its own generation, the 7140M would have been positioned as a high-end dual-core part, given its large L3 cache and high base clock. But without explicit rival data, any such inference remains speculative. The data simply shows that it sits in the middle of the performance distribution, and that no direct comparisons are available.

Single-Thread vs Multi-Thread Behavior

The Xeon 7140M has 2 physical cores and 4 threads, meaning it can execute two tasks concurrently with Hyper-Threading (though the term "Hyper-Threading" is not explicitly stated in the data, the thread count of 4 implies simultaneous multithreading). The base clock of 3.40 GHz is relatively high for a server chip, which suggests that single-threaded performance could be a strength. In workloads that are not parallelized, the high frequency and the large 16 MB L3 cache can reduce memory latency and improve data reuse. The L3 cache, in particular, is large enough to hold significant portions of a working set, which is beneficial for single-threaded applications that repeatedly access the same data.

In multi-threaded scenarios, the 2-core/4-thread design provides limited parallelism. With only two physical cores, the processor cannot match the throughput of modern 8-core or 16-core parts. The 4 threads allow for better utilization of the execution pipelines, but the overall multi-core performance will be constrained by the core count. The 16 MB L3 cache, however, is shared between the cores, which can help when both threads access common data structures. The lack of a boost clock means that multi-threaded workloads do not benefit from temporary frequency increases; the processor runs at a constant 3.40 GHz regardless of load.

The data suggests that the 7140M is better suited for single-threaded or lightly threaded server workloads, such as legacy database engines or application servers that are not optimized for many cores. For heavily multi-threaded tasks like video rendering or scientific simulations, the processor would be inadequate. The high TDP and the fixed clock also imply that the processor’s performance is predictable, which is a desirable trait in server environments where consistent response times are important. Overall, the split between single-thread and multi-thread behavior is dominated by the high clock speed and the large cache, but limited by the low core count.

Platform and Compatibility

The Intel Xeon 7140M is designed for the Intel Socket 604, which is a legacy platform primarily used in dual-socket server motherboards. The processor supports DDR2 memory, and ECC memory is enabled, which is critical for error-correcting in server environments. No PCIe information is provided in the data, so the expansion capabilities are not specified; this is typical for older server chips that relied on PCI-X or early PCIe implementations, but without data, we cannot make any claims. The memory bus width and bandwidth are also not listed, leaving the memory subsystem performance unquantified.

The platform is based on the NetBurst architecture with the Tulsa codename, and the processor is manufactured on a 65 nm process. The die size is 435 mm² and it contains 1,328 million transistors, indicating a complex design for its time. The processor is part of the Xeon (Tulsa) generation, which was targeted at high-end servers. The production status is "End-of-life," meaning that Intel has discontinued the product, and no future firmware or driver updates are expected. This limits the upgrade path: any system using this processor is effectively frozen in its current configuration, unless a compatible replacement with the same socket and TDP is found.

The release date of August 2006 places the processor in the early-to-mid 2000s era of server computing. Since the socket is no longer used by modern Intel processors, there is no forward-compatibility. Users of the 7140M must maintain legacy motherboards and memory modules (DDR2) to keep systems operational. The ECC support is a plus for reliability, but the overall platform is outdated. For those running legacy applications that do not require modern instruction sets, the 7140M can still function, but any new deployment would likely choose a more modern platform with higher core counts and lower power consumption. The data shows a processor that is firmly in the past, with no upgrade path beyond its own socket and memory type.