Intel Core i7-2630QM vs Intel Core i7-965 Comparison

Head-to-Head Benchmarks

The recorded data presents a clean sweep for the Intel Core i7-2630QM across every benchmark in the comparison. The mobile Sandy Bridge part wins all five head-to-head tests, with margins that are consistent and narrow, ranging from 4.6% to 4.8%. This uniformity suggests a systematic advantage rather than workload-specific dominance.

In Cinebench R15 multicore, the i7-2630QM scores 304 against the i7-965's 290, a 4.8% lead. That is the largest delta recorded in the entire comparison. The same pattern holds in Cinebench R20 multicore, where the i7-2630QM posts 1268 versus 1212, a 4.6% advantage. The Cinebench R23 multicore test shows 3020 for the i7-2630QM and 2886 for the i7-965, again a 4.6% gap.

Single-core results tell the same story. In Cinebench R20 singlecore, the i7-2630QM scores 178, while the i7-965 manages 170, a 4.7% edge. Cinebench R23 singlecore shows 426 against 407, also a 4.7% lead. The i7-2630QM also holds a Geekbench multicore score of 1393 and a singlecore score of 445, though no head-to-head Geekbench comparison is recorded for the i7-965.

The average benchmark score reinforces the picture. The i7-2630QM averages 1005 across its recorded tests, while the i7-965 averages 993. That 12-point gap places the two processors at the same 27th percentile among all CPUs in the database, meaning both sit in the lower-middle range of overall performance, but the i7-2630QM consistently finishes ahead.

The nearest rivals for each chip provide context. The i7-2630QM is bracketed by the Intel Core i7-5600U at 1005 (0% delta), the AMD FX-9830P at 1006 (-0.1%), the Intel Core i7-880 at 1006 (-0.1%), and the Intel Core i5-4300M at 1004 (0.1%). The i7-965 sits alongside the Intel Core i7-960 at 993 (0%), the AMD Phenom II X6 1065T at 993 (0%), the Intel Xeon W3565 at 993 (0%), and the Intel Core i3-8130U at 994 (-0.1%). These rival clusters show that neither chip is an outlier; both are firmly in a crowded mid-range band.

The Verdict

The data is unambiguous. The Intel Core i7-2630QM wins every head-to-head benchmark, and the margins, while modest, are consistent across both multicore and single-core workloads. If a user must choose strictly on measured performance, the i7-2630QM is the pick.

However, the context matters. The i7-2630QM is a mobile processor with a 45W TDP, while the i7-965 is a desktop part with a 130W TDP. The i7-2630QM achieves its wins despite a much lower power envelope and a lower base clock of 2000 MHz versus 3.20 GHz. This suggests the newer Sandy Bridge architecture is substantially more efficient per clock, but the absolute performance difference is small: 4.6% to 4.8% across Cinebench tests.

The i7-965 is not without merit. It has a higher boost clock of 3.47 GHz versus 2.90 GHz, a larger 8 MB shared L3 cache versus 6 MB, and an unlocked multiplier for overclocking. But none of those advantages translate into benchmark wins in the recorded data. The i7-965 also lacks integrated graphics, while the i7-2630QM includes Intel HD 3000.

For a user prioritizing raw measured performance in the database, the i7-2630QM is the clear winner. For a user who values overclocking headroom or a triple-channel memory bus, the i7-965 offers features the i7-2630QM cannot match, but those features do not show up as benchmark advantages in the recorded tests.

Architecture Differences

The two processors come from different architectural generations and target different market segments. The Intel Core i7-2630QM is built on Sandy Bridge, a 32 nm process, while the Intel Core i7-965 uses Nehalem (Bloomfield) on a 45 nm process. The i7-2630QM is a mobile part on Intel Socket G2 (988B), whereas the i7-965 is a desktop part on Intel Socket 1366.

The transistor counts reflect the process difference. The i7-2630QM packs 1,160 million transistors on a 216 mm² die, while the i7-965 contains 731 million transistors on a larger 263 mm² die. The newer process allows the i7-2630QM to fit more transistors in a smaller area, which contributes to its efficiency advantage.

Both chips have 4 cores and 8 threads, and both feature 64 KB of L1 cache per core and 256 KB of L2 cache per core. The shared L3 cache differs: the i7-2630QM has 6 MB, while the i7-965 has 8 MB. The i7-965's larger cache does not translate into a performance win in the recorded benchmarks.

Memory support also differs. The i7-2630QM uses dual-channel memory, while the i7-965 supports triple-channel DDR3. The i7-965 also lists PCIe Gen 2 support, while the i7-2630QM does not specify a PCIe version in the database. Neither chip supports ECC memory.

The i7-2630QM includes integrated graphics (Intel HD 3000), while the i7-965 has none. The i7-965 has an unlocked multiplier, making it overclockable, while the i7-2630QM is locked. The i7-965 is part of the Core i7 Extreme (Bloomfield) generation, while the i7-2630QM belongs to the standard Core i7 (Sandy Bridge) generation.

Both processors are end-of-life. The i7-2630QM was released in January 2011, and the i7-965 in November 2008. The i7-2630QM's part number is SR02Y, and the i7-965's is SLBCJ.

FAQ

Q: Which processor has the higher base clock?

A: The Intel Core i7-965 has a base clock of 3.20 GHz, while the Intel Core i7-2630QM has a base clock of 2000 MHz (2.00 GHz).

Q: Does the i7-2630QM win in single-core performance?

A: Yes. In Cinebench R20 singlecore, the i7-2630QM scores 178 versus 170 for the i7-965, a 4.7% lead. In Cinebench R23 singlecore, it scores 426 versus 407, also a 4.7% advantage.

Q: What is the TDP difference between the two chips?

A: The i7-2630QM has a TDP of 45 watts, while the i7-965 has a TDP of 130 watts. The i7-2630QM achieves higher benchmark scores despite a much lower power envelope.

Q: Which processor has more L3 cache?

A: The i7-965 has 8 MB of shared L3 cache, while the i7-2630QM has 6 MB. Despite the larger cache, the i7-965 loses every head-to-head benchmark.

Q: Can either processor be overclocked?

A: The i7-965 has an unlocked multiplier, so it supports overclocking. The i7-2630QM has a locked multiplier and does not.

Q: Do both processors have integrated graphics?

A: No. The i7-2630QM includes Intel HD 3000 integrated graphics, while the i7-965 has no integrated graphics at all.

Where Each One Wins

The Intel Core i7-2630QM wins in every measured benchmark category. Its margins are consistent across multicore and single-core tests, ranging from 4.6% to 4.8%. This makes it the better choice for any workload represented in the database, including Cinebench R15, R20, and R23 rendering tasks. The i7-2630QM also has a higher average benchmark score (1005 versus 993) and includes integrated graphics, which could be useful in systems without a discrete GPU.

The i7-965 does not win any recorded benchmark, but it retains advantages in specific hardware features. Its triple-channel memory bus could benefit memory-bandwidth-sensitive applications, though no such benchmark is recorded here. Its 8 MB L3 cache is larger, and its unlocked multiplier offers overclocking potential that the i7-2630QM lacks. The i7-965 also has a higher boost clock of 3.47 GHz, which could help in lightly threaded scenarios, though the recorded single-core tests show the i7-2630QM ahead anyway.

For a mobile or power-constrained system, the i7-2630QM is the obvious choice: it wins all benchmarks while drawing 45 watts versus 130 watts. For a desktop enthusiast who values overclocking and triple-channel memory, the i7-965 offers features that the i7-2630QM cannot match, but the measured performance data does not favor it in any test. The i7-965's nearest rivals include the Intel Core i7-960 and the AMD Phenom II X6 1065T, both at 993 average score, which places it in a different competitive cluster than the i7-2630QM, which sits alongside the i7-5600U and i5-4300M.

In practical terms, the i7-2630QM is the better performer in the database, and the i7-965 is the better overclocker on paper. The data shows a clear winner in every recorded test, but the i7-965's feature set may still appeal to users who prioritize tweaking and memory bandwidth over out-of-the-box benchmark scores.