AMD Ryzen Threadripper PRO 3945WX vs Intel Celeron G1820

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CPU comparison with benchmarks


AMD Ryzen Threadripper PRO 3945WX CPU1 vs CPU2 Intel Celeron G1820
AMD Ryzen Threadripper PRO 3945WX Intel Celeron G1820

CPU comparison

In this CPU comparison, we compare the AMD Ryzen Threadripper PRO 3945WX and the Intel Celeron G1820 and use benchmarks to check which processor is faster.

We compare the AMD Ryzen Threadripper PRO 3945WX 12 core processor released in Q1/2021 with the Intel Celeron G1820 which has 2 CPU cores and was introduced in Q1/2014.
AMD Ryzen Threadripper PRO (15) Family Intel Celeron (165)
AMD Ryzen Threadripper PRO 3000 (4) CPU group Intel Celeron G1000 (12)
3 Generation 3
Castle Peak (Zen 2) Architecture Ivy Bridge S
Desktop / Server Segment Desktop / Server
-- Predecessor --
AMD Ryzen Threadripper PRO 5945WX Successor --

CPU Cores and Base Frequency

The AMD Ryzen Threadripper PRO 3945WX is a 12 core processor with a clock frequency of 4.00 GHz (4.30 GHz). The processor can compute 24 threads at the same time. The Intel Celeron G1820 clocks with 2.70 GHz, has 2 CPU cores and can calculate 2 threads in parallel.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Celeron G1820
12 Cores 2
24 Threads 2
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? No
4.00 GHz Frequency 2.70 GHz
4.30 GHz Turbo Frequency (1 Core) --
4.20 GHz Turbo Frequency (All Cores) --

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.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Celeron G1820
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU Intel HD Graphics (Haswell GT1)
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.05 GHz
-- GPU Generation 7.5
Technology 22 nm
Max. displays 3
-- Compute units 10
-- Shader 80
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- DirectX Version 11.1

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.

no iGPU GPU Intel HD Graphics (Haswell GT1)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

Up to 2048 GB of memory in a maximum of 8 memory channels is supported by the AMD Ryzen Threadripper PRO 3945WX, while the Intel Celeron G1820 supports a maximum of 32 GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Celeron G1820
DDR4-3200 Memory DDR3-1333
2048 GB Max. Memory 32 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC Yes
6.00 MB L2 Cache --
64.00 MB L3 Cache 2.00 MB
4.0 PCIe version 3.0
128 PCIe lanes 16
252.0 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The AMD Ryzen Threadripper PRO 3945WX has a TDP of 280 W. The TDP of the Intel Celeron G1820 is 53 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Celeron G1820
280 W TDP (PL1 / PBP) 53 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
95 °C Tjunction max. --

Technical details

The AMD Ryzen Threadripper PRO 3945WX has 70.00 MB cache and is manufactured in 7 nm. The cache of Intel Celeron G1820 is at 2.00 MB. The processor is manufactured in 22 nm.

AMD Ryzen Threadripper PRO 3945WX Characteristic Intel Celeron G1820
7 nm Technology 22 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4.1, SSE4.2
WRX8 (sWRX8) Socket LGA 1150
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q1/2021 Release date Q1/2014
-- Release price 42 $
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen Threadripper PRO 3945WX (100%)
Intel Celeron G1820 (36%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen Threadripper PRO 3945WX (100%)
Intel Celeron G1820 (7%)

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.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
1307 (100%)
Intel Celeron G1820 Intel Celeron G1820
2C 2T @ 2.70 GHz
541 (41%)

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.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
12828 (100%)
Intel Celeron G1820 Intel Celeron G1820
2C 2T @ 2.70 GHz
1069 (8%)

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.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
1652 (100%)
Intel Celeron G1820 Intel Celeron G1820
2C 2T @ 2.70 GHz
496 (30%)

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.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
11500 (100%)
Intel Celeron G1820 Intel Celeron G1820
2C 2T @ 2.70 GHz
842 (7%)

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.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
33450 (100%)
Intel Celeron G1820 Intel Celeron G1820
2C 2T @ 2.70 GHz
1690 (5%)

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.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
@ 0.00 GHz
0 (0%)
Intel Celeron G1820 Intel Celeron G1820
Intel HD Graphics (Haswell GT1) @ 1.05 GHz
168 (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.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.00 GHz
0 (0%)
Intel Celeron G1820 Intel Celeron G1820
2C 2T @ 2.70 GHz
560 (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.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
0 (0%)
Intel Celeron G1820 Intel Celeron G1820
2C 2T @ 2.70 GHz
102 (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.
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
0 (0%)
Intel Celeron G1820 Intel Celeron G1820
2C 2T @ 2.70 GHz
191 (100%)

Devices using this processor

AMD Ryzen Threadripper PRO 3945WX Intel Celeron G1820
Unknown Unknown

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