Intel Core i7-2637M vs Intel Core i9-11900KB

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CPU comparison with benchmarks


Intel Core i7-2637M CPU1 vs CPU2 Intel Core i9-11900KB
Intel Core i7-2637M Intel Core i9-11900KB

CPU comparison

Intel Core i7-2637M 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 i7-2637M has 2 cores with 4 threads and clocks with a maximum frequency of 2.80 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Intel Core i7-2637M was released in Q2/2011.

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.
Intel Core i7 (298) Family Intel Core i9 (78)
Intel Core i 2000M (46) CPU group Intel Core i 11000H (17)
2 Generation 11
Sandy Bridge H Architecture Tiger Lake H
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-2637M has 2 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core i7-2637M is 1.70 GHz (2.80 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).
Intel Core i7-2637M Characteristic Intel Core i9-11900KB
2 Cores 8
4 Threads 16
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? Yes
1.70 GHz Frequency 3.30 GHz
2.80 GHz Turbo Frequency (1 Core) 5.30 GHz
-- Turbo Frequency (All Cores) 4.90 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Core i7-2637M Characteristic Intel Core i9-11900KB
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i7-2637M 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.
Intel HD Graphics 3000 GPU Intel UHD Graphics 11th Gen (32 EU)
0.35 GHz GPU frequency 0.35 GHz
1.20 GHz GPU (Turbo) 1.45 GHz
6 GPU Generation 11
32 nm Technology 10 nm
2 Max. displays 3
12 Compute units 32
96 Shader 256
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 64 GB
10.1 DirectX Version 12

Hardware codec support

A 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.
Intel HD Graphics 3000 GPU Intel UHD Graphics 11th Gen (32 EU)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i7-2637M can use up to 8 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 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.
Intel Core i7-2637M Characteristic Intel Core i9-11900KB
DDR3-1066, DDR3-1333 Memory DDR4-3200
8 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 51.2 GB/s
No ECC No
-- L2 Cache 4.00 MB
4.00 MB L3 Cache 20.00 MB
2.0 PCIe version 3.0
16 PCIe lanes 16
8.0 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i7-2637M is 17 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.
Intel Core i7-2637M Characteristic Intel Core i9-11900KB
17 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 55 W
100 °C Tjunction max. 100 °C

Technical details

The Intel Core i7-2637M is manufactured in 32 nm and has 4.00 MB cache. The Intel Core i9-11900KB is manufactured in 10 nm and has a 24.00 MB cache.
Intel Core i7-2637M Characteristic Intel Core i9-11900KB
32 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
BGA 1023 Socket BGA 1787
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2011 Release date Q2/2021
280 $ Release price 583 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i7-2637M (26%)
Intel Core i9-11900KB (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i7-2637M (8%)
Intel Core i9-11900KB (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 2.80 GHz
567 (30%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
1878 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 2.80 GHz
467 (21%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
2231 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 1.70 GHz
898 (8%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
10645 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i7-2637M Intel Core i7-2637M
Intel HD Graphics 3000 @ 1.20 GHz
230 (31%)
Intel Core i9-11900KB Intel Core i9-11900KB
Intel UHD Graphics 11th Gen (32 EU) @ 1.45 GHz
742 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 1.70 GHz
1783 (8%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
23151 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 2.80 GHz
0 (0%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
1663 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 1.70 GHz
0 (0%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
12264 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 1.70 GHz
1226 (100%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
0 (0%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 2.80 GHz
0 (0%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
640 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 1.70 GHz
0 (0%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
4712 (100%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 1.70 GHz
0 (0%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
200 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 2.80 GHz
0 (0%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 5.30 GHz
256 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-2637M Intel Core i7-2637M
2C 4T @ 1.70 GHz
0 (0%)
Intel Core i9-11900KB Intel Core i9-11900KB
8C 16T @ 4.90 GHz
2144 (100%)

Devices using this processor
Intel Core i7-2637M Intel Core i9-11900KB
Unknown Unknown

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