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Intel Core i7-9800X vs Intel Core i7-2700K
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
Geekbench 6 Single-Core
Single-core performance
Intel Core i7-9800X
100 %
8C / 16T · 4.50 GHz
Intel Core i7-2700K
51 %
4C / 8T · 3.90 GHz
Geekbench 6 Multi-Core
Multi-core performance
Intel Core i7-9800X
100 %
8C / 16T · 4.20 GHz
Intel Core i7-2700K
32 %
4C / 8T · 3.90 GHz
Geekbench 5, 64bit Single-Core
Single-core performance
Intel Core i7-9800X
100 %
8C / 16T · 4.50 GHz
Intel Core i7-2700K
68 %
4C / 8T · 3.90 GHz
Geekbench 5, 64bit Multi-Core
Multi-core performance
Intel Core i7-9800X
100 %
8C / 16T · 4.20 GHz
Intel Core i7-2700K
31 %
4C / 8T · 3.90 GHz
CPU-Z Benchmark 17 Multi-Core
Multi-core performance
Intel Core i7-9800X
100 %
8C / 16T · 3.80 GHz
Intel Core i7-2700K
39 %
4C / 8T · 3.50 GHz
More benchmarks
Cinebench R23 (SC)
690 entries
690 entries
Cinebench R23 (MC)
665 entries
665 entries
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Cinebench R20 (SC)
666 entries
666 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Cinebench R20 (MC)
615 entries
615 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
FP32 SP (iGPU)
2,219 entries
2,219 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
CPU-Z Benchmark 17 (MC)
751 entries
751 entries
Specifications
At a glance
|
Wischen
|
Intel Core i7-9800X | Intel Core i7-2700K |
|---|---|---|
| Family | Intel Core i7 (300) | Intel Core i7 (300) |
| CPU group | Intel Core i 9000X (8) | Intel Core i 2000 (28) |
| Architecture | Skylake X Refresh | Sandy Bridge S |
| Technology | 14 nm | 32 nm |
| Segment | Desktop | Desktop |
| Socket | LGA 2066 | LGA 1155 |
| Predecessor | ||
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core i7-9800X | Intel Core i7-2700K |
|---|---|---|
| CPU Cores / Threads | 8 / 16 | 4 / 8 |
| Hyperthreading / SMT | ✓ | ✓ |
| Core architecture | normal | normal |
| Cores: | 8x | 4x |
| Frequency: | 3.80 GHz | 3.50 GHz |
| Turbo (1 Core): | 4.50 GHz | 3.90 GHz |
| Turbo (All Cores): | 4.20 GHz | 3.90 GHz |
| L2-Cache | 1.00 MB | |
| L3-Cache | 16.50 MB | 8.00 MB |
| Overclocking | ✓ | ✓ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core i7-9800X | Intel Core i7-2700K |
|---|---|---|
| GPU name | no iGPU | Intel HD Graphics 3000 |
| GPU frequency | 0.85 - 1.35 GHz | |
| CUs / Shader | / | 12 / 96 |
| Raytracing | ✗ | ✗ |
| Max. displays | 2 | |
| Max. GPU Memory | 2 GB | |
| Technology | 32 nm | |
| Release date | Q1/2011 |
NPU AI performance
|
Wischen
|
Intel Core i7-9800X | Intel Core i7-2700K |
|---|---|---|
| AI hardware | ||
| AI specifications | ||
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Intel Core i7-9800X | Intel Core i7-2700K |
|---|---|---|
| Memory | DDR4-2666 (85.4 GB/s) | DDR3-1333 (21.3 GB/s) DDR3-1066 (17.1 GB/s) |
| Max. Memory | 128 GB | 32 GB |
| Memory channels | 4 | 2 |
| ECC | No | No |
| PCIe | 3.0 x 44 | 2.0 x 16 |
| PCIe Bandwidth | 43.3 GB/s | 8.0 GB/s |
Thermal Management
|
Wischen
|
Intel Core i7-9800X | Intel Core i7-2700K |
|---|---|---|
| TDP | 165 W | 95 W |
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. | 95 °C | 100 °C |
Technical details
|
Wischen
|
Intel Core i7-9800X | Intel Core i7-2700K |
|---|---|---|
| Chip design | Monolithic | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 10, Windows 11, Linux | Windows 10, Linux |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 | SSE4.1, SSE4.2, AVX |
| Release date | Q4/2018 | Q4/2011 |
| Release price | 295 $ | |
| Documents | Technical data sheet | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core i7-9800X is 5.0 stars (5 ratings), while Intel Core i7-2700K has received 4.2 stars (23 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
1
Intel Core i7-9800X
8C / 16T · 4.50 GHz
2
Apple M3 Ultra (28-CPU 60-GPU)
28C / 28T · 4.06 GHz
3
Apple M3 Ultra (32-CPU 80-GPU)
32C / 32T · 4.06 GHz
4
Intel Core Ultra 7 270K Plus
24C / 24T · 5.50 GHz
5
Intel Celeron 450
1C / 1T · 0.00 GHz
6
Intel Core i5-13600KF
14C / 20T · 5.10 GHz
7
AMD Ryzen 7 5800XT
8C / 16T · 4.80 GHz
8
Intel Xeon E5-2680 v4
14C / 28T · 3.30 GHz
9
Intel Core i7-2700K
4C / 8T · 3.90 GHz
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