Intel Core i7-13700KF vs Intel Core Ultra 7 265T Comparison

FAQ

Q: Which processor has the higher average benchmark score?

A: The Intel Core Ultra 7 265T edges out the Intel Core i7-13700KF with an average benchmark score of 47697 against 47330, a difference of roughly 0.8%. The Ultra 7 also sits at the 90th percentile of all CPUs, one point higher than the i7-13700KF's 89th percentile.

Q: How do the two chips compare in Cinebench R23 multi-core performance?

A: The Intel Core i7-13700KF is decisively ahead, scoring 38704 versus the Ultra 7 265T's 31558, a delta of -18.5% for the Ultra 7. This pattern holds across all Cinebench R15, R20, and R23 multi-core tests, with the i7-13700KF winning by 18.4–18.5% in each.

Q: Is there any workload where the Ultra 7 265T beats the i7-13700KF?

A: Yes, the Ultra 7 265T wins in four head-to-head benchmarks. Its most significant victory is in PassMark find prime numbers, where it scores 322 versus 186, a 73.1% advantage. It also leads in floating point math (129817 vs 114997, +12.9%) and ties in both PassMark single-thread tests at 4338 vs 4336.

Q: What is the difference in TDP between the two processors?

A: The Ultra 7 265T has a TDP of 35 watts, while the i7-13700KF has a TDP of 125 watts. That is a 90-watt difference, making the Ultra 7 substantially more power-efficient on paper.

Q: Do both processors support the same memory types?

A: No. The Ultra 7 265T supports DDR5 only (dual-channel, 102.4 GB/s bandwidth), while the i7-13700KF supports both DDR4 and DDR5 (dual-channel, with no bandwidth figure listed). The i7-13700KF also supports ECC memory, whereas the Ultra 7 265T does not.

Q: Which processor has more cores and threads?

A: The Ultra 7 265T has 20 cores and 20 threads, while the i7-13700KF has 16 cores and 24 threads. The i7-13700KF carries more threads due to Hyper-Threading, but the Ultra 7 has four additional physical cores.

The Verdict

The data points to a clear split: the Intel Core i7-13700KF is the performance king for heavily threaded and single-threaded workloads, while the Intel Core Ultra 7 265T is the efficiency-focused alternative with a few specialized strengths.

For users who prioritize raw multi-core throughput, the i7-13700KF is the obvious pick. It wins 13 of 17 head-to-head benchmarks, including all six Cinebench tests, PassMark multithread (45817 vs 37084, -19.1%), integer math (154507 vs 104943, -32.1%), and data compression (596493 vs 370158, -37.9%). Its single-core results are also consistently stronger, as seen in Cinebench R23 single-core (5464 vs 4455, -18.5%).

The Ultra 7 265T is the choice for users who value efficiency and specific math-heavy tasks. Its 35W TDP versus the i7-13700KF's 125W TDP is a massive difference, and it wins in floating point math (129817 vs 114997, +12.9%) and prime number finding (322 vs 186, +73.1%). The single-thread PassMark scores are effectively identical (4338 vs 4336), so there is no practical difference in that specific metric.

Both chips launch at the same MSRP of $384, so price does not differentiate them. The i7-13700KF is the higher-performance part for general use, while the Ultra 7 265T is the efficiency pick with a narrower but real set of advantages.

Head-to-Head Benchmarks

The i7-13700KF dominates the Cinebench suite. In Cinebench R15 multi-core, it scores 3901 against the Ultra 7's 3180, a -18.5% delta. The R20 multi-core test shows 16255 vs 13254 (-18.5%), and R23 multi-core shows 38704 vs 31558 (-18.5%). Single-core Cinebench results follow the same trend: R15 at 550 vs 449 (-18.4%), R20 at 2294 vs 1871 (-18.4%), and R23 at 5464 vs 4455 (-18.5%).

The i7-13700KF also wins decisively in PassMark integer math, scoring 154507 against the Ultra 7's 104943, a -32.1% delta. Data compression shows an even larger gap: 596493 vs 370158, or -37.9%. Random string sorting also favors the i7-13700KF substantially, at 62726 vs 44400 (-29.2%). Data encryption is closer but still a win for the i7-13700KF, at 33314 vs 29687 (-10.9%). Extended instructions follow suit, with 36700 vs 28609 (-22%). PassMark multithread lands at 45817 vs 37084 (-19.1%), and physics at 2650 vs 2391 (-9.8%).

The Ultra 7 265T's wins are concentrated in math-oriented tasks. Its floating point math score of 129817 beats the i7-13700KF's 114997 by 12.9%. Prime number finding is the standout: 322 vs 186, a 73.1% advantage for the Ultra 7. In the two single-thread PassMark entries, the Ultra 7 scores 4338 and the i7-13700KF scores 4336, a negligible 0% delta that technically goes to the Ultra 7.

The overall win count is lopsided: 13 wins for the i7-13700KF versus 4 for the Ultra 7 265T. However, the magnitude of the Ultra 7's prime number win (73.1%) is the largest single delta in either direction, showing that it is not merely a weaker chip across the board.

Specification Differences

The two processors differ on nearly every core specification. The Ultra 7 265T has 20 cores and 20 threads, while the i7-13700KF has 16 cores and 24 threads. Base clocks are 1.50 GHz for the Ultra 7 and 3.40 GHz for the i7-13700KF. Boost clocks are close: 5.30 GHz for the Ultra 7 and 5.40 GHz for the i7-13700KF.

TDP is a major differentiator. The Ultra 7 265T is rated at 35 watts, versus 125 watts for the i7-13700KF. Socket compatibility also diverges: the Ultra 7 uses Intel Socket 1851, while the i7-13700KF uses Intel Socket 1700.

Cache structures differ significantly. The Ultra 7 has 192 KB of L1 cache per core and 3 MB of L2 per core, with 30 MB of shared L3. The i7-13700KF has 80 KB of L1 per core and 2 MB of L2 per core, also with 30 MB of shared L3.

Memory support is another divergence. The Ultra 7 supports only DDR5 with dual-channel memory and a listed bandwidth of 102.4 GB/s. The i7-13700KF supports both DDR4 and DDR5, also dual-channel, but no bandwidth figure is listed. ECC memory is supported on the i7-13700KF but not on the Ultra 7.

The i7-13700KF has an unlocked multiplier, making it overclockable, while the Ultra 7 265T is locked. The Ultra 7 includes integrated Arc Xe-LPG Graphics with 64 execution units, while the i7-13700KF has no integrated graphics listed. Both use PCIe Gen 5 with 20 CPU lanes.

Release dates differ: the Ultra 7 launched on 2025-01-06, while the i7-13700KF launched on 2022-09-26. Both carry a launch MSRP of $384 and are marked as Active production parts.

Architecture Differences

The Ultra 7 265T is built on Arrow Lake architecture (codename Arrow Lake-S) from the Core Ultra Series 2 generation. It uses a 3 nm process node from TSMC, with 17,800 million transistors on a 243 mm² die. The i7-13700KF is Raptor Lake architecture (codename Raptor Lake-S) from the Core 13th Gen series, built on a 10 nm process node from Intel, with no transistor count listed and a 257 mm² die size.

The core count difference reflects a fundamental design change. The Ultra 7 265T uses 20 cores with 20 threads, meaning no Hyper-Threading, while the i7-13700KF uses 16 cores with 24 threads, indicating a hybrid core layout that includes efficiency cores with multithreading. This is evident in the thread count disparity despite the Ultra 7 having more physical cores.

Cache architecture also differs. The Ultra 7's larger per-core L1 (192 KB vs 80 KB) and L2 (3 MB vs 2 MB) caches indicate a different core design, though both share 30 MB of L3. The i7-13700KF's smaller per-core caches are offset by its higher thread count.

The Ultra 7's integrated graphics (Arc Xe-LPG, 64EU) is a notable addition absent from the i7-13700KF, which has no iGPU listed. This makes the Ultra 7 a more complete package for systems without a discrete GPU, despite its lower raw CPU performance.

The process node difference (3 nm TSMC vs 10 nm Intel) likely explains the substantial TDP gap (35W vs 125W), though the benchmark data shows the i7-13700KF still delivers higher performance in most tests. The i7-13700KF's unlocked multiplier is a feature the Ultra 7 lacks, giving overclockers a reason to choose the older part.