Intel Core i7-6900K | Intel Core i9-11900KB | |
CPU comparisonIntel Core i7-6900K or Intel Core i9-11900KB - 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 i7-6900K has 8 cores with 16 threads and clocks with a maximum frequency of 3.70 GHz. Up to 128 GB of memory is supported in 4 memory channels. The Intel Core i7-6900K was released in Q2/2016. The Intel Core i9-11900KB has 8 cores with 16 threads and clocks with a maximum frequency of 5.30 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Core i9-11900KB was released in Q2/2021. |
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Intel Core i7 Extreme Edition (24) | Family | Intel Core i9 (78) |
Intel Core i 6000 (24) | CPU group | Intel Core i 11000H (17) |
6 | Generation | 11 |
Skylake S | Architecture | Tiger Lake H |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i7-6900K has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the Intel Core i7-6900K is 3.20 GHz (3.70 GHz) while the Intel Core i9-11900KB has 8 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the Intel Core i9-11900KB is at 3.30 GHz (5.30 GHz). |
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Intel Core i7-6900K | Characteristic | Intel Core i9-11900KB |
8 | Cores | 8 |
16 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
3.20 GHz | Frequency | 3.30 GHz |
3.70 GHz | Turbo Frequency (1 Core) | 5.30 GHz |
-- | Turbo Frequency (All Cores) | 4.90 GHz |
Integrated graphics (iGPU)The Intel Core i7-6900K or Intel Core i9-11900KB has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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no iGPU | GPU | Intel UHD Graphics 11th Gen (32 EU) |
GPU frequency | 0.35 GHz | |
-- | GPU (Turbo) | 1.45 GHz |
-- | GPU Generation | 11 |
Technology | 10 nm | |
Max. displays | 3 | |
-- | Compute units | 32 |
-- | Shader | 256 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 64 GB |
-- | DirectX Version | 12 |
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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no iGPU | GPU | Intel UHD Graphics 11th Gen (32 EU) |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode / Encode |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | Decode |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Core i7-6900K can use up to 128 GB of memory in 4 memory channels. The maximum memory bandwidth is 76.8 GB/s. The Intel Core i9-11900KB supports up to 128 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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Intel Core i7-6900K | Characteristic | Intel Core i9-11900KB |
DDR4-2400 | Memory | DDR4-3200 |
128 GB | Max. Memory | 128 GB |
4 (Quad Channel) | Memory channels | 2 (Dual Channel) |
76.8 GB/s | Max. Bandwidth | 51.2 GB/s |
No | ECC | No |
-- | L2 Cache | 4.00 MB |
20.00 MB | L3 Cache | 20.00 MB |
3.0 | PCIe version | 3.0 |
40 | PCIe lanes | 16 |
39.4 GB/s | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core i7-6900K is 140 W, while the Intel Core i9-11900KB has a TDP of 65 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Core i7-6900K | Characteristic | Intel Core i9-11900KB |
140 W | TDP (PL1 / PBP) | 65 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 55 W |
-- | Tjunction max. | 100 °C |
Technical detailsThe Intel Core i7-6900K is manufactured in 14 nm and has 20.00 MB cache. The Intel Core i9-11900KB is manufactured in 10 nm and has a 24.00 MB cache. |
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Intel Core i7-6900K | Characteristic | Intel Core i9-11900KB |
14 nm | Technology | 10 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
LGA 2011-3 | Socket | BGA 1787 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q2/2016 | Release date | Q2/2021 |
-- | Release price | 583 $ |
show more data | show more data | |
Intel Core i7-6900K
8C 16T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
Intel Core i7-6900K
8C 16T @ 3.20 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
Intel Core i7-6900K
8C 16T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
Intel Core i7-6900K
8C 16T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
Intel Core i7-6900K
8C 16T @ 3.20 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
Intel Core i7-6900K
8C 16T @ 3.20 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
Intel Core i7-6900K
8C 16T @ 3.20 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
Intel Core i7-6900K
8C 16T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
Intel Core i7-6900K
8C 16T @ 3.20 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
Intel Core i7-6900K
@ 0.00 GHz |
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Intel Core i9-11900KB
Intel UHD Graphics 11th Gen (32 EU) @ 1.45 GHz |
Intel Core i7-6900K
8C 16T @ 3.20 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
Intel Core i7-6900K
8C 16T @ 3.20 GHz |
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Intel Core i9-11900KB
8C 16T @ 3.30 GHz |
Intel Core i7-6900K
8C 16T @ 3.70 GHz |
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Intel Core i9-11900KB
8C 16T @ 5.30 GHz |
Intel Core i7-6900K
8C 16T @ 3.20 GHz |
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Intel Core i9-11900KB
8C 16T @ 4.90 GHz |
Devices using this processor |
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Intel Core i7-6900K | Intel Core i9-11900KB |
Unknown | Unknown |