12score
#211 of 555
Overall rank
Core i9-9820X
10 cores · 20 threads · up to 4.2 GHz on FCLGA2066.
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Cores
10
Threads
20
Boost
4.2 GHz
L3 cache
16.5 MB
TDP
165W
Socket
FCLGA2066
Performance breakdown
Gaming12
Productivity11
Single-core12
Multi-core42
Power efficiency10
Lab scores
Performance score12
Cores10
Threads20
Boost clock (GHz)4.2 GHz
Estimated gaming FPS
Paired with a high-end GPU. CPU impact is largest at 1080p.
1080p26 fps
1440p21 fps
4K14 fps
Full specifications
Processor & cores
- Architecture
- Skylake (server)
- Process node
- 14 nm
- Socket
- FCLGA2066
- Release year
- 2018
- Total cores
- 10
- Threads
- 20
Clocks & cache
- Base clock
- 3.3 GHz
- Boost clock
- 4.2 GHz
- Multiplier
- 33 (unlocked)
- L1 cache
- 640 KB
- L2 cache
- 10 MB
- L3 cache
- 16.5 MB
Memory & platform
- Memory support
- DDR4-2666
- Max capacity
- 128 GB
- Channels
- 4
- Max bandwidth
- 85.33 GB/s
- Base power (TDP)
- 165W
- Max temperature
- 92°C
- PCIe
- PCIe 3.0
- Launch price
- $898
Technologies
- Instruction sets
- SSE4.1, SSE4.2, AVX2, AVX-512
- Extensions
- AES-NI, AVX, VT-x, VT-d, Turbo Boost Max 3.0, TSX
Community Feedback
What Owners Say
Owners love the raw multi-core muscle for heavy workloads. The common gripe is the massive heat output, which demands a serious cooler.
Pros
- Keeps up with heavy multitasking easily
- Handles video editing without stuttering
- Pushes through long renders reliably
- Stays stable under all-day workloads
Cons
- Runs hot under heavy load
- Needs expensive motherboard
- No meaningful gaming benefit
Verdict
Our verdict on the Core i9-9820X
An overpriced, power-hungry desktop chip that grafts server cores onto an aging architecture with mediocre gaming performance.
Get it if you need tons of PCIe lanes and memory bandwidth for heavy workstation tasks on an older platform. Skip it if you want modern gaming speed or efficiency; newer mainstream chips are faster and run cooler.
Buy it if…
- You want to run heavy multi-threaded workstation apps on a budget.
- You already own an LGA2066 motherboard and want a fast upgrade.
- You need server-grade stability for rendering or virtual machines.
Leaderboard
Its place in the overall top
3.3
7 votes
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