Intel Core i5-12500TE vs Intel Core i7-7820X Comparison

Head-to-Head Benchmarks

The benchmark data presents a fascinating split between these two Intel processors. Across the eight recorded tests, the older Core i7-7820X claims seven victories, but the margin of those wins and the nature of the single loss tell a nuanced story about generational progress.

In the Cinebench suite, the Core i7-7820X demonstrates a remarkably consistent advantage. In Cinebench R15 multicore, it scores 1469 against the Core i5-12500TE's 1330, a 10.5% lead. The single-core R15 test shows a similar pattern: 207 versus 187, a 10.7% edge. This consistency carries through to Cinebench R20, where the i7-7820X posts 6121 multicore and 863 single-core, beating the i5-12500TE's 5545 and 782 by 10.4% in both tests. Cinebench R23 repeats the exact same 10.4% delta in both multicore and single-core workloads, with scores of 14576 versus 13203 and 2057 versus 1863 respectively.

The Geekbench results, however, reveal a critical divergence. In Geekbench multicore, the i7-7820X wins narrowly with 7855 against 7781, a slim 1% margin. But in Geekbench single-core, the i5-12500TE delivers a decisive counterpunch: 1976 versus 1422, a 28% advantage. This is the largest delta in the entire comparison, and it flips the expected narrative.

What does this mean in context? The i7-7820X's average benchmark score of 4321 places it at the 58th percentile of all CPUs, while the i5-12500TE's 4083 average lands at the 57th percentile. The older chip's nearest rivals include the AMD Ryzen 7 PRO 5750G at 4296 (0.6% behind), the AMD EPYC 7232P at 4354 (0.8% ahead), and the Intel Xeon W-2140B at 4272 (1.1% behind). The i5-12500TE sits near the AMD Ryzen Threadripper 1900X at 4073 (0.2% ahead), the Intel Xeon E-2278G at 4052 (0.8% ahead), and the AMD Ryzen 9 5980HS at 4121 (0.9% behind).

The pattern is clear: the i7-7820X dominates in Cinebench's rendering workloads with consistent double-digit leads, while the i5-12500TE's architecture delivers a massive single-core Geekbench victory. The multicore Geekbench result shows the two chips are nearly inseparable despite their generational gap.

Architecture Differences

The architectural gap between these processors is substantial, and the benchmark data reflects it. The Core i7-7820X is built on Intel's Skylake-X architecture, using a 14 nm process node. It features 8 cores and 16 threads, with a base clock of 3.60 GHz and a boost clock of 4.50 GHz. Its thermal design power is 140 watts, which is a significant power envelope compared to the newer chip.

The Core i5-12500TE belongs to Alder Lake-S, Intel's 12th generation, fabricated on a 10 nm process. It packs 6 cores and 12 threads, with a base clock of 1900.00 MHz and a boost clock of 4.30 GHz. The TDP is dramatically lower at 35 watts, highlighting the efficiency gains of the newer node. The die size for the i5-12500TE is recorded at 163 mm², while the i7-7820X has no die size listed in the database.

Cache hierarchies differ notably. The i7-7820X provides 64 KB of L1 cache per core, 1 MB of L2 per core, and 11 MB of shared L3 cache. The i5-12500TE counters with 80 KB of L1 per core, 1.25 MB of L2 per core, and a larger 18 MB of shared L3. This larger L3 pool on the newer chip likely contributes to its strong Geekbench single-core showing, as more data can reside closer to the execution units.

Memory infrastructure also diverges. The i7-7820X supports DDR4 memory over a quad-channel bus, delivering 85.3 GB/s of bandwidth. The i5-12500TE supports both DDR4 and DDR5, but over a dual-channel bus, and the database does not record a bandwidth figure for it. Neither chip supports ECC memory. PCIe connectivity moves from Gen 3 with 28 CPU lanes on the i7-7820X to Gen 5 with 20 CPU lanes on the i5-12500TE, representing a generational jump in interconnect speed even as lane count drops.

The i7-7820X includes no integrated graphics, while the i5-12500TE ships with UHD Graphics 770. The i7-7820X has an unlocked multiplier, but the i5-12500TE does not. Production status also differs: the i7-7820X is end-of-life, while the i5-12500TE remains active. The i7-7820X uses Intel Socket 2066, while the i5-12500TE uses Intel Socket 1700.

Where Each One Wins

The recorded data suggests a clear workload division. The Core i7-7820X is the stronger choice for heavily threaded rendering tasks. Its Cinebench R15, R20, and R23 multicore scores are all roughly 10.4% to 10.5% ahead, which indicates that the extra 2 cores and 4 threads provide a tangible advantage in sustained multithreaded workloads. The 140 watt TDP and quad-channel memory bandwidth of 85.3 GB/s support this interpretation, as rendering engines often scale with memory throughput and core count.

The i5-12500TE wins decisively in Geekbench single-core, a 28% margin that cannot be ignored. This suggests the Alder Lake architecture, with its newer 10 nm process, larger per-core L1 and L2 caches, and larger shared L3 cache, delivers superior per-thread performance. Applications that depend on single-thread responsiveness, such as legacy software, certain productivity tools, or lightly threaded games, would favor the i5-12500TE. The integrated UHD Graphics 770 also gives it a functional advantage in systems without a discrete GPU, something the i7-7820X cannot offer at all.

In aggregate multicore performance, the i7-7820X still leads, but the margin shrinks depending on the benchmark. Cinebench multicore shows a healthy lead for the older chip, while Geekbench multicore is nearly a tie at 1%. This implies that the i5-12500TE's efficiency-oriented design, capped at 35 watts, manages to compete with a 140 watt part in some multithreaded scenarios, likely due to architectural improvements offsetting the core count deficit.

The Verdict

The data points to two distinct user profiles. The Core i7-7820X is the pick for workloads that stress all cores simultaneously and benefit from high memory bandwidth. Its 8 cores and 16 threads, combined with quad-channel DDR4 support and 85.3 GB/s of bandwidth, give it a consistent edge in Cinebench rendering tests. The 10.4% to 10.5% margins across three generations of Cinebench are remarkably stable, suggesting a reliable advantage in this class of workload. Its launch MSRP was $599, though the database notes it is now end-of-life.

The Core i5-12500TE is the choice for efficiency-sensitive builds and single-thread-focused tasks. Its 35 watt TDP is a fraction of the i7-7820X's 140 watt envelope, which has implications for cooling requirements and system power draw. The 28% Geekbench single-core victory demonstrates that newer architecture can overcome a clock speed deficit, since the i5-12500TE boosts to 4.30 GHz versus the i7-7820X's 4.50 GHz. The larger 18 MB L3 cache and support for both DDR4 and DDR5 memory add flexibility, and the integrated graphics make it a complete package for basic systems.

Neither chip is a universal winner. The i7-7820X averages 4321 across its benchmark suite, only 5.8% above the i5-12500TE's 4083, and their percentiles sit adjacent at 58 and 57. The older chip wins more tests, but the newer chip wins the most lopsided test and consumes far less power. Buyers who prioritize raw multithreaded throughput and can tolerate a 140 watt TDP should look to the i7-7820X. Buyers who want modern features, integrated graphics, and strong single-core performance with minimal power draw should choose the i5-12500TE.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core i7-7820X has 8 cores and 16 threads, while the Intel Core i5-12500TE has 6 cores and 12 threads.

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

A: The Core i5-12500TE scores 1976 in Geekbench single-core, which is 28% higher than the Core i7-7820X's 1422.

Q: Does the Core i7-7820X win every Cinebench test?

A: Yes, the Core i7-7820X wins all six Cinebench tests, with leads ranging from 10.4% to 10.7% across R15, R20, and R23 in both single-core and multicore modes.

Q: What memory types does each processor support?

A: The Core i7-7820X supports DDR4 only over a quad-channel bus, while the Core i5-12500TE supports both DDR4 and DDR5 over a dual-channel bus.

Q: Which processor includes integrated graphics?

A: Only the Core i5-12500TE includes integrated graphics, specifically UHD Graphics 770. The Core i7-7820X has no integrated graphics.

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

A: The Core i7-7820X has a TDP of 140 watts, while the Core i5-12500TE has a TDP of 35 watts.

Specification Differences

| Specification | Intel Core i7-7820X | Intel Core i5-12500TE |

|---|---|---|

| Cores | 8 | 6 |

| Threads | 16 | 12 |

| Base Clock | 3.60 GHz | 1900.00 MHz |

| Boost Clock | 4.50 GHz | 4.30 GHz |

| TDP | 140 W | 35 W |

| Socket | Intel Socket 2066 | Intel Socket 1700 |

| Architecture | Skylake | Alder Lake |

| Codename | Skylake-X | Alder Lake-S |

| Generation | Core i7 (X-Series 7th Gen) | Core i5 (Alder Lake-S) |

| Process Node | 14 nm | 10 nm |

| Die Size | Not recorded | 163 mm² |

| L1 Cache | 64 KB (per core) | 80 KB (per core) |

| L2 Cache | 1 MB (per core) | 1.25 MB (per core) |

| L3 Cache | 11 MB (shared) | 18 MB (shared) |

| Memory Support | DDR4 | DDR4, DDR5 |

| Memory Bus | Quad-channel | Dual-channel |

| Memory Bandwidth | 85.3 GB/s | Not recorded |

| PCIe | Gen 3, 28 Lanes (CPU only) | Gen 5, 20 Lanes (CPU only) |

| Integrated Graphics | None | UHD Graphics 770 |

| Production Status | End-of-life | Active |

| Launch MSRP | $599 | Not recorded |

| Multiplier Unlocked | Yes | No |

| Part Number | SR3L5 | Not recorded |

| Release Date | 2017-06-25 | Not recorded |