Intel Core i9-11900KB | AMD Ryzen 7 1800X | |
CPU comparisonIntel Core i9-11900KB or AMD Ryzen 7 1800X - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Intel Core i9-11900KB has 8 cores with 16 threads and clocks with a maximum frequency of 5.30 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Core i9-11900KB was released in Q2/2021. The AMD Ryzen 7 1800X has 8 cores with 16 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 7 1800X was released in Q1/2017. |
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Intel Core i9 (78) | Family | AMD Ryzen 7 (70) |
Intel Core i 11000H (17) | CPU group | AMD Ryzen 1000 (15) |
11 | Generation | 1 |
Tiger Lake H | Architecture | Summit Ridge (Zen) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i9-11900KB is a 8 core processor with a clock frequency of 3.30 GHz (5.30 GHz). The AMD Ryzen 7 1800X has 8 CPU cores with a clock frequency of 3.60 GHz (4.00 GHz). |
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Intel Core i9-11900KB | Characteristic | AMD Ryzen 7 1800X |
8 | Cores | 8 |
16 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
3.30 GHz | Frequency | 3.60 GHz |
5.30 GHz | Turbo Frequency (1 Core) | 4.00 GHz |
4.90 GHz | Turbo Frequency (All Cores) | 3.80 GHz |
Integrated graphics (iGPU)The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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Intel UHD Graphics 11th Gen (32 EU) | GPU | no iGPU |
0.35 GHz | GPU frequency | -- |
1.45 GHz | GPU (Turbo) | -- |
11 | GPU Generation | -- |
10 nm | Technology | |
3 | Max. displays | |
32 | Compute units | -- |
256 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
64 GB | Max. GPU Memory | -- |
12 | DirectX Version | -- |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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Intel UHD Graphics 11th Gen (32 EU) | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode / Encode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
Decode | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Intel Core i9-11900KB supports a maximum of 128 GB of memory in 2 memory channels. The AMD Ryzen 7 1800X can connect up to 64 GB of memory in 2 memory channels. |
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Intel Core i9-11900KB | Characteristic | AMD Ryzen 7 1800X |
DDR4-3200 | Memory | DDR4-2666 |
128 GB | Max. Memory | 64 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 42.7 GB/s |
No | ECC | Yes |
4.00 MB | L2 Cache | -- |
20.00 MB | L3 Cache | 16.00 MB |
3.0 | PCIe version | 3.0 |
16 | PCIe lanes | 20 |
15.8 GB/s | PCIe Bandwidth | 19.7 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i9-11900KB has a TDP of 65 W, that of the AMD Ryzen 7 1800X is 95 W. |
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Intel Core i9-11900KB | Characteristic | AMD Ryzen 7 1800X |
65 W | TDP (PL1 / PBP) | 95 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
55 W | TDP down | -- |
100 °C | Tjunction max. | 95 °C |
Technical detailsThe Intel Core i9-11900KB has a 24.00 MB cache, while the AMD Ryzen 7 1800X cache has a total of 16.00 MB. |
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Intel Core i9-11900KB | Characteristic | AMD Ryzen 7 1800X |
10 nm | Technology | 14 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2, AVX-512 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
BGA 1787 | Socket | AM4 (PGA 1331) |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q2/2021 | Release date | Q1/2017 |
583 $ | Release price | 450 $ |
show more data | show more data | |
Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 4.00 GHz |
Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 3.80 GHz |
Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 4.00 GHz |
Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 4.00 GHz |
Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 3.80 GHz |
Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 4.00 GHz |
Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 3.80 GHz |
Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 3.80 GHz |
Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 3.80 GHz |
Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 4.00 GHz |
Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 3.80 GHz |
Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 4.00 GHz |
Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 4.00 GHz |
Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 3.80 GHz |
Intel Core i9-11900KB
Intel UHD Graphics 11th Gen (32 EU) @ 1.45 GHz |
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AMD Ryzen 7 1800X
@ 0.00 GHz |
Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 3.80 GHz |
Intel Core i9-11900KB
8C 16T @ 3.30 GHz |
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AMD Ryzen 7 1800X
8C 16T @ 3.60 GHz |
Devices using this processor |
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Intel Core i9-11900KB | AMD Ryzen 7 1800X |
Unknown | Unknown |