Intel Core i7-2715QE vs Intel Xeon W3570 Comparison

Head-to-Head Benchmarks

The benchmark data shows a consistent, though narrow, advantage for the Intel Xeon W3570 across every recorded test. In the Cinebench R15 multi-core test, the Xeon W3570 scores 279 against the Core i7-2715QE's 275, a delta of 1.4% in favor of the Xeon. The same 1.4% margin appears in Cinebench R20 multi-core, where the Xeon W3570 posts 1165 versus 1149 for the i7-2715QE.

Single-core results follow the same pattern with a slightly larger gap. In Cinebench R20 single-core, the Xeon W3570 leads with 164 points against 162 for the i7-2715QE, a 1.2% advantage. The Cinebench R23 single-core test shows the Xeon W3570 at 392 and the i7-2715QE at 386, a 1.5% delta. The multi-core Cinebench R23 result repeats the 1.4% margin, with the Xeon W3570 at 2776 and the i7-2715QE at 2737.

These are not dramatic differences. The largest single percentage gap is just 1.5%, and the average benchmark score reflects that closeness: the Xeon W3570 averages 955 points, while the i7-2715QE averages 942 points. That puts the Xeon W3570 roughly 1.4% ahead on average, which is within the noise of many real-world workloads. For the database, these two CPUs sit at the same 25th percentile among all recorded processors, meaning both are entry-level performers by modern standards.

The Xeon W3570 wins all five head-to-head benchmarks. It is never the slower part in this comparison. But the margins are small enough that the practical difference in most applications will be minor. What matters more is the platform context, which the specification differences clarify.

FAQ

Q: Which CPU has the higher average benchmark score?

A: The Intel Xeon W3570 averages 955 points, while the Intel Core i7-2715QE averages 942 points, a difference of about 1.4%.

Q: How large is the performance gap in single-core tests?

A: In Cinebench R23 single-core, the Xeon W3570 scores 392 against 386 for the i7-2715QE, a 1.5% lead. In Cinebench R20 single-core, the gap is 1.2% (164 versus 162).

Q: Do both CPUs have the same core and thread counts?

A: Yes, both have 4 cores and 8 threads.

Q: What are the base and boost clock differences?

A: The Xeon W3570 runs at a 3.20 GHz base clock and 3.47 GHz boost clock. The i7-2715QE runs at 2.10 GHz base and 3.00 GHz boost.

Q: Which CPU supports ECC memory?

A: The Intel Xeon W3570 supports ECC memory. The Intel Core i7-2715QE does not.

Q: Do either of these CPUs have integrated graphics?

A: The i7-2715QE includes Intel HD 3000 integrated graphics. The Xeon W3570 has no integrated graphics.

Where Each One Wins

The Intel Xeon W3570 wins every benchmark recorded in the database, so a use-case split based strictly on measured performance favors the Xeon across the board. The only multi-core test where the margin is meaningful enough to feel is Cinebench R23 multi-core, where the Xeon W3570's 2776 points versus 2737 points for the i7-2715QE represents a 1.4% improvement. For sustained multi-threaded workloads, such as video encoding or 3D rendering, the Xeon W3570 is technically the faster part, but the difference will rarely be perceptible.

The i7-2715QE has no benchmark wins in this comparison. It is not faster in any recorded test. That said, its advantage lies elsewhere: it is a mobile processor with a 45W TDP, while the Xeon W3570 is a server/workstation chip with a 130W TDP. For a laptop or compact mobile system, the i7-2715QE is the only viable option, since the Xeon W3570 requires a desktop workstation platform. The i7-2715QE also includes integrated graphics (Intel HD 3000), which removes the need for a separate GPU in basic display tasks. The Xeon W3570 has no integrated graphics, so it requires a discrete graphics card.

If the task is purely CPU-bound and the platform can accommodate a 130W workstation chip, the Xeon W3570 wins every benchmark. If the system needs to be mobile, low-power, or graphics-capable without a separate GPU, the i7-2715QE is the practical choice, even though it loses all recorded performance tests.

Specification Differences

The two CPUs differ in several key specification areas. The i7-2715QE uses a 32 nm process node, while the Xeon W3570 uses a 45 nm node. The i7-2715QE has 1,160 million transistors on a 216 mm² die; the Xeon W3570 has 731 million transistors on a 263 mm² die. The Xeon W3570 has a larger L3 cache at 8 MB shared, compared to 6 MB shared for the i7-2715QE. Both have the same per-core L1 (64 KB) and L2 (256 KB) caches.

Clock speeds differ substantially. The Xeon W3570 has a 3.20 GHz base clock and a 3.47 GHz boost clock, whereas the i7-2715QE has a 2.10 GHz base and a 3.00 GHz boost. This explains the Xeon's lead in single-core tests, even though the i7-2715QE has a newer architecture.

Memory support differs. The i7-2715QE uses dual-channel memory with no ECC support. The Xeon W3570 uses triple-channel DDR3 memory with ECC support enabled. The Xeon W3570 also lists PCIe Gen 2 support, while the i7-2715QE has no PCIe information in the database.

The sockets are incompatible: the i7-2715QE uses Intel BGA 1023, and the Xeon W3570 uses Intel Socket 1366. The i7-2715QE is a mobile part, while the Xeon W3570 is a server/workstation part. Neither is multiplier-unlocked. Both are end-of-life products.

Architecture Differences

The i7-2715QE is built on Sandy Bridge architecture, codenamed Sandy Bridge, with a 32 nm process. The Xeon W3570 is built on Nehalem architecture, codenamed Bloomfield, with a 45 nm process. This makes the i7-2715QE a newer design with a denser transistor layout: it packs 1,160 million transistors into 216 mm², while the Xeon W3570 fits 731 million transistors into a larger 263 mm² die.

The i7-2715QE belongs to the Core i7 generation (Sandy Bridge) and is marketed for mobile systems. The Xeon W3570 belongs to the Xeon generation (Bloomfield) and is aimed at server and workstation use. The architectural differences show up in power efficiency: the i7-2715QE has a 45W TDP, while the Xeon W3570 draws 130W. That is a nearly threefold difference in thermal design power, reflecting the Xeon's higher clock speeds and older, less efficient process node.

The i7-2715QE includes Intel HD 3000 integrated graphics, a feature absent from the Xeon W3570. The Xeon W3570 compensates with ECC memory support and triple-channel memory, which are workstation/server features. The i7-2715QE's Sandy Bridge architecture brings a newer instruction set and better per-clock efficiency, but the database benchmarks show this does not overcome the Xeon W3570's higher clock speeds in these particular tests.

The Xeon W3570's larger L3 cache (8 MB versus 6 MB) likely helps in cache-sensitive workloads, but the measured multithreaded and single-threaded scores show only a 1.2% to 1.5% advantage. The architectural generation gap is real, yet the performance outcome is almost a tie.

The Verdict

The data points to the Intel Xeon W3570 as the faster CPU in every recorded benchmark. It wins all five head-to-head tests, with margins from 1.2% to 1.5%. Its higher base and boost clocks (3.20 GHz and 3.47 GHz versus 2.10 GHz and 3.00 GHz) and larger 8 MB L3 cache give it a consistent, though small, edge. The Xeon W3570 also supports ECC memory and triple-channel DDR3, making it the better choice for a workstation or server where data integrity and memory bandwidth matter.

The Intel Core i7-2715QE is not faster in any test, so a strict performance pick goes to the Xeon W3570. But the i7-2715QE has its own clear territory: mobile systems. Its 45W TDP, BGA 1023 socket, and integrated Intel HD 3000 graphics make it the only option for a laptop or compact embedded design. The Xeon W3570's 130W TDP and Socket 1366 requirement rule it out for such systems entirely.

For a builder choosing between these two for a fixed desktop or workstation, the Xeon W3570 is the correct pick based on benchmark results. The performance gap is narrow, but it wins every test, and ECC memory support adds reliability for long-running workloads. For anyone needing a mobile or low-power solution, the i7-2715QE is the only feasible choice, and its benchmark deficit is small enough that it will not be a bottleneck in most everyday tasks. The database records both at the 25th percentile, so neither is a high-performance part by modern standards; the decision comes down to platform fit and the specific workload, with the Xeon W3570 taking the measured performance crown.