Intel Pentium B940 vs AMD Ryzen 9 5900

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CPU comparison with benchmarks


Intel Pentium B940 CPU1 vs CPU2 AMD Ryzen 9 5900
Intel Pentium B940 AMD Ryzen 9 5900

CPU comparison

Intel Pentium B940 or AMD Ryzen 9 5900 - 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 Pentium B940 has 2 cores with 2 threads and clocks with a maximum frequency of 2.00 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Pentium B940 was released in Q2/2011.

The AMD Ryzen 9 5900 has 12 cores with 24 threads and clocks with a maximum frequency of 4.70 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The AMD Ryzen 9 5900 was released in Q2/2021.
Intel Pentium (150) Family AMD Ryzen 9 (40)
Intel Pentium 900 (10) CPU group AMD Ryzen 5000 (14)
3 Generation 4
Sandy Bridge U Architecture Vermeer (Zen 3)
Mobile Segment Desktop / Server
-- Predecessor AMD Ryzen 9 3900
-- Successor AMD Ryzen 9 7900

CPU Cores and Base Frequency

The Intel Pentium B940 is a 2 core processor with a clock frequency of 2.00 GHz. The AMD Ryzen 9 5900 has 12 CPU cores with a clock frequency of 3.00 GHz (4.70 GHz).

Intel Pentium B940 Characteristic AMD Ryzen 9 5900
2 Cores 12
2 Threads 24
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? Yes
2.00 GHz Frequency 3.00 GHz
-- Turbo Frequency (1 Core) 4.70 GHz
-- Turbo Frequency (All Cores) 4.10 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 Pentium B940 Characteristic AMD Ryzen 9 5900
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

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.

Intel HD Graphics (Sandy Bridge GT1) GPU no iGPU
0.65 GHz GPU frequency --
1.10 GHz GPU (Turbo) --
6 GPU Generation --
32 nm Technology
2 Max. displays
6 Compute units --
48 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
10.1 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 (Sandy Bridge GT1) 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
No Codec JPEG No

Memory & PCIe

The Intel Pentium B940 supports a maximum of 16 GB of memory in 2 memory channels. The AMD Ryzen 9 5900 can connect up to 128 GB of memory in 2 memory channels.

Intel Pentium B940 Characteristic AMD Ryzen 9 5900
DDR3-1066, DDR3-1333 Memory DDR4-3200
16 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 Yes
-- L2 Cache 6.00 MB
2.00 MB L3 Cache 64.00 MB
2.0 PCIe version 4.0
16 PCIe lanes 20
8.0 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Pentium B940 has a TDP of 35 W, that of the AMD Ryzen 9 5900 is 65 W.

Intel Pentium B940 Characteristic AMD Ryzen 9 5900
35 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
85 °C Tjunction max. 95 °C

Technical details

The Intel Pentium B940 has a 2.00 MB cache, while the AMD Ryzen 9 5900 cache has a total of 70.00 MB.

Intel Pentium B940 Characteristic AMD Ryzen 9 5900
32 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
PGA 988 Socket AM4 (PGA 1331)
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2011 Release date Q2/2021
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Pentium B940 (20%)
AMD Ryzen 9 5900 (100%)
⌀ Multi core performance in 4 CPU benchmarks
Intel Pentium B940 (5%)
AMD Ryzen 9 5900 (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 Pentium B940 Intel Pentium B940
2C 2T @ 2.00 GHz
387 (23%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.70 GHz
1688 (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 Pentium B940 Intel Pentium B940
2C 2T @ 2.00 GHz
739 (5%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 GHz
13874 (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 Pentium B940 Intel Pentium B940
2C 2T @ 2.00 GHz
347 (16%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.70 GHz
2130 (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 Pentium B940 Intel Pentium B940
2C 2T @ 2.00 GHz
617 (6%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 GHz
9740 (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 Pentium B940 Intel Pentium B940
2C 2T @ 2.00 GHz
856 (2%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 GHz
34570 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Pentium B940 Intel Pentium B940
2C 2T @ 2.00 GHz
363 (5%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 3.00 GHz
7746 (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 Pentium B940 Intel Pentium B940
2C 2T @ 2.00 GHz
0 (0%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.70 GHz
1622 (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 Pentium B940 Intel Pentium B940
2C 2T @ 2.00 GHz
0 (0%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 GHz
20955 (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 Pentium B940 Intel Pentium B940
Intel HD Graphics (Sandy Bridge GT1) @ 1.10 GHz
106 (100%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Pentium B940 AMD Ryzen 9 5900
Unknown Unknown

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