AMD Ryzen Threadripper PRO 5945WX vs AMD Ryzen 7 PRO 7840U

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CPU comparison with benchmarks


AMD Ryzen Threadripper PRO 5945WX CPU1 vs CPU2 AMD Ryzen 7 PRO 7840U
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen 7 PRO 7840U

CPU comparison

In this CPU comparison, we compare the AMD Ryzen Threadripper PRO 5945WX and the AMD Ryzen 7 PRO 7840U and use benchmarks to check which processor is faster.

We compare the AMD Ryzen Threadripper PRO 5945WX 12 core processor released in Q1/2022 with the AMD Ryzen 7 PRO 7840U which has 8 CPU cores and was introduced in Q2/2023.
AMD Ryzen Threadripper PRO (15) Family AMD Ryzen 7 PRO (21)
AMD Ryzen Threadripper PRO 5000 (5) CPU group AMD Ryzen 7040 (21)
4 Generation 6
Chagall (Zen 3) Architecture Phoenix (Zen 4)
Desktop / Server Segment Mobile
AMD Ryzen Threadripper PRO 3945WX Predecessor --
AMD Ryzen Threadripper PRO 7945WX Successor AMD Ryzen 7 PRO 8840U

CPU Cores and Base Frequency

The AMD Ryzen Threadripper PRO 5945WX is a 12 core processor with a clock frequency of 4.10 GHz (4.50 GHz). The processor can compute 24 threads at the same time. The AMD Ryzen 7 PRO 7840U clocks with 3.30 GHz (5.10 GHz), has 8 CPU cores and can calculate 16 threads in parallel.

AMD Ryzen Threadripper PRO 5945WX Characteristic AMD Ryzen 7 PRO 7840U
12 Cores 8
24 Threads 16
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
4.10 GHz Frequency 3.30 GHz
4.50 GHz Turbo Frequency (1 Core) 5.10 GHz
4.30 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 5945WX Characteristic AMD Ryzen 7 PRO 7840U
-- AI hardware AMD Ryzen™ AI
-- AI specifications AMD dedicated AI XDNA Technology
-- 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 AMD Radeon 780M
GPU frequency 0.80 GHz
-- GPU (Turbo) 2.70 GHz
-- GPU Generation 3
Technology 4 nm
Max. displays 4
-- Compute units 12
-- Shader 768
No Hardware Raytracing Yes
No Frame Generation AMD FSR
-- Max. GPU Memory 32 GB
-- 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.

no iGPU GPU AMD Radeon 780M
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
No Codec VP8 Decode
No Codec AV1 Decode / Encode
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to 2048 GB of memory in a maximum of 8 memory channels is supported by the AMD Ryzen Threadripper PRO 5945WX, while the AMD Ryzen 7 PRO 7840U supports a maximum of 256 GB of memory with a maximum memory bandwidth of 120.0 GB/s enabled.

AMD Ryzen Threadripper PRO 5945WX Characteristic AMD Ryzen 7 PRO 7840U
DDR4-3200 Memory DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500
2048 GB Max. Memory 256 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 120.0 GB/s
Yes ECC Yes
6.00 MB L2 Cache 8.00 MB
64.00 MB L3 Cache 16.00 MB
4.0 PCIe version 4.0
128 PCIe lanes 20
252.0 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The AMD Ryzen Threadripper PRO 5945WX has a TDP of 280 W. The TDP of the AMD Ryzen 7 PRO 7840U is 28 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen Threadripper PRO 5945WX Characteristic AMD Ryzen 7 PRO 7840U
280 W TDP (PL1 / PBP) 28 W
-- TDP (PL2) --
-- TDP up 30 W
-- TDP down 15 W
95 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen Threadripper PRO 5945WX has 70.00 MB cache and is manufactured in 7 nm. The cache of AMD Ryzen 7 PRO 7840U is at 24.00 MB. The processor is manufactured in 4 nm.

AMD Ryzen Threadripper PRO 5945WX Characteristic AMD Ryzen 7 PRO 7840U
7 nm Technology 4 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 SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
WRX8 (sWRX8) Socket FP8
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2022 Release date Q2/2023
-- Release price --
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Rate these processors

Here you can rate the AMD Ryzen Threadripper PRO 5945WX to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the AMD Ryzen 7 PRO 7840U to help other visitors make their purchasing decisions. The average rating is 4.9 stars (9 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
AMD Ryzen Threadripper PRO 5945WX (86%)
AMD Ryzen 7 PRO 7840U (100%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen Threadripper PRO 5945WX (100%)
AMD Ryzen 7 PRO 7840U (67%)

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.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
1508 (86%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz
1755 (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.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
1604 (87%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz
1850 (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.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
15324 (100%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
9612 (63%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
2054 (84%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz
2446 (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.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
13824 (100%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
10726 (78%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
40810 (100%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
24755 (61%)

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.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
0 (0%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
13549 (100%)

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.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
585 (100%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 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.
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
@ 0.00 GHz
0 (0%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
AMD Radeon 780M @ 2.70 GHz
4201 (100%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.10 GHz
0 (0%)
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
10 (100%)

Devices using this processor

AMD Ryzen Threadripper PRO 5945WX AMD Ryzen 7 PRO 7840U
Unknown Unknown

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