Intel
Intel Core i9-13900K
LGA1700's flagship: eight Raptor Cove P-cores boosting to 5.8 GHz alongside sixteen E-cores, 32 MB L2 and 36 MB L3, for 24 cores and 32 threads. It is a workstation-class multithreaded chip that also gamed at the front of the pack, at the cost of a 253 W power ceiling.
Pros
- 24 cores / 32 threads deliver rendering and compile throughput that matched far pricier HEDT parts
- 5.8 GHz peak boost — only the 13900KS clocks higher in the 13th-gen line
- 36 MB L3 plus 32 MB L2 keeps latency-sensitive workloads and games fast
- Unlocked multiplier, official DDR5-5600, and strong memory overclocking headroom
- UHD Graphics 770 iGPU is present, so display-out and QuickSync work without a GPU installed
Cons
- 253 W maximum turbo power and temperatures that hit 100 C on all-core loads even under a 360 mm AIO
- The 13th/14th gen i9 parts were the worst hit by the Vmin-shift degradation problem; a used chip may be permanently unstable, and only 0x12B-or-later microcode prevents further damage
- Massive power draw for a gaming-only build — a 13600K is within a few percent at half the power
Excellent
Computed from specs & benchmarks via our public methodology.
Full specifications
Everything we track for the Intel Core i9-13900K
General
- Announced
- 2022
- Socket
- LGA1700
- Process
- 10 nm
- Base TDP
- 125 W
- Max turbo power
- 253 W
- Unlocked multiplier
- Yes
- Cooler included
- No
Cores & Clocks
- Cores
- 24
- Performance cores
- 8
- Efficiency cores
- 16
- Threads
- 32
- Base clock
- 3 GHz
- Boost clock
- 5.8 GHz
- L2 cache
- 32 MB
- L3 cache
- 36 MB
Integrated GPU
- iGPU
- Intel UHD Graphics 770
- iGPU clock
- 1,650 MHz
Memory
- Memory support
- DDR5-5600 / DDR4-3200
- Max memory
- 128 GB
- Memory channels
- 2
Platform
- PCIe version
- 5
- CPU PCIe lanes
- 20
Benchmarks
- Geekbench 6 (single)
- 2,950
- Geekbench 6 (multi)
- 20,500
- Cinebench R23 (single)
- 2,250
- Cinebench R23 (multi)
- 39,500
- PassMark
- 59,500
Quick answers
Is the Intel Core i9-13900K good in 2026?
The Intel Core i9-13900K earns an Inno Score of 84.9/100 (“Excellent”) based on its specs and benchmark results. LGA1700's flagship: eight Raptor Cove P-cores boosting to 5.8 GHz alongside sixteen E-cores, 32 MB L2 and 36 MB L3, for 24 cores and 32 threads. It is a workstation-class multithreaded chip that also gamed at the front of the pack, at the cost of a 253 W power ceiling.
What are the key specs of the Intel Core i9-13900K?
Cores: 24 · Threads: 32 · Boost clock: 5.8 GHz · Socket: LGA1700
What are the closest alternatives to the Intel Core i9-13900K?
Its closest rivals on InnoReviews are AMD Ryzen 9 9900X, AMD Ryzen 9 7950X, Intel Core i9-14900K — open the comparison pages for a spec-by-spec breakdown.