Intel Core i7-3920XM vs Intel Xeon D-2161I

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CPU comparison with benchmarks


Intel Core i7-3920XM CPU1 vs CPU2 Intel Xeon D-2161I
Intel Core i7-3920XM Intel Xeon D-2161I

CPU comparison

Intel Core i7-3920XM or Intel Xeon D-2161I - 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 i7-3920XM has 4 cores with 8 threads and clocks with a maximum frequency of 3.80 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i7-3920XM was released in Q2/2012.

The Intel Xeon D-2161I has 12 cores with 24 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to 512 GB of memory in 4 memory channels. The Intel Xeon D-2161I was released in Q1/2018.
Intel Core i7 Extreme Edition (24) Family Intel Xeon D (79)
Intel Core i 3000M (29) CPU group Intel Xeon D-2100 (13)
3 Generation 2
Ivy Bridge H Architecture Skylake
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-3920XM has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-3920XM is 2.90 GHz (3.80 GHz) while the Intel Xeon D-2161I has 12 CPU cores and 24 threads can calculate simultaneously. The clock frequency of the Intel Xeon D-2161I is at 2.20 GHz (3.00 GHz).

Intel Core i7-3920XM Characteristic Intel Xeon D-2161I
4 Cores 12
8 Threads 24
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? No
2.90 GHz Frequency 2.20 GHz
3.80 GHz Turbo Frequency (1 Core) 3.00 GHz
-- Turbo Frequency (All Cores) 2.20 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core i7-3920XM Characteristic Intel Xeon D-2161I
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Core i7-3920XM or Intel Xeon D-2161I 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 4000 GPU no iGPU
0.65 GHz GPU frequency --
1.30 GHz GPU (Turbo) --
7 GPU Generation --
22 nm Technology
3 Max. displays
16 Compute units --
128 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.0 DirectX Version --

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 4000 GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

The Intel Core i7-3920XM can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 25.6 GB/s. The Intel Xeon D-2161I supports up to 512 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 68.2 GB/s.

Intel Core i7-3920XM Characteristic Intel Xeon D-2161I
DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600 Memory DDR4-2133
32 GB Max. Memory 512 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
25.6 GB/s Max. Bandwidth 68.2 GB/s
No ECC Yes
-- L2 Cache 16.50 MB
8.00 MB L3 Cache --
3.0 PCIe version 3.0
16 PCIe lanes 32
15.8 GB/s PCIe Bandwidth 31.5 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i7-3920XM is 55 W, while the Intel Xeon D-2161I has a TDP of 90 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i7-3920XM Characteristic Intel Xeon D-2161I
55 W TDP (PL1 / PBP) 90 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
105 °C Tjunction max. --

Technical details

The Intel Core i7-3920XM is manufactured in 22 nm and has 8.00 MB cache. The Intel Xeon D-2161I is manufactured in 14 nm and has a 16.50 MB cache.

Intel Core i7-3920XM Characteristic Intel Xeon D-2161I
22 nm Technology 14 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
PGA 988 Socket BGA 2518
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2012 Release date Q1/2018
-- Release price 1029 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i7-3920XM (93%)
Intel Xeon D-2161I (100%)
⌀ Multi core performance in 0 CPU benchmarks
Intel Core i7-3920XM (0%)
Intel Xeon D-2161I (0%)

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 i7-3920XM Intel Core i7-3920XM
4C 8T @ 3.80 GHz
793 (93%)
Intel Xeon D-2161I Intel Xeon D-2161I
12C 24T @ 3.00 GHz
850 (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 i7-3920XM Intel Core i7-3920XM
4C 8T @ 2.90 GHz
3270 (100%)
Intel Xeon D-2161I Intel Xeon D-2161I
12C 24T @ 2.20 GHz
0 (0%)

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 i7-3920XM Intel Core i7-3920XM
4C 8T @ 3.80 GHz
686 (100%)
Intel Xeon D-2161I Intel Xeon D-2161I
12C 24T @ 3.00 GHz
0 (0%)

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 i7-3920XM Intel Core i7-3920XM
4C 8T @ 2.90 GHz
2632 (100%)
Intel Xeon D-2161I Intel Xeon D-2161I
12C 24T @ 2.20 GHz
0 (0%)

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 i7-3920XM Intel Core i7-3920XM
Intel HD Graphics 4000 @ 1.30 GHz
333 (100%)
Intel Xeon D-2161I Intel Xeon D-2161I
@ 0.00 GHz
0 (0%)

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 i7-3920XM Intel Core i7-3920XM
4C 8T @ 2.90 GHz
5648 (100%)
Intel Xeon D-2161I Intel Xeon D-2161I
12C 24T @ 2.20 GHz
0 (0%)

Devices using this processor

Intel Core i7-3920XM Intel Xeon D-2161I
Unknown Unknown

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