Ryzen 9 5900XT vs Ryzen 9 PRO 7945

VS

Aggregate performance score

Ryzen 9 PRO 7945
2023
12 cores / 24 threads, 65 Watt
30.11
+7.9%
Ryzen 9 5900XT
2024
16 cores / 32 threads, 105 Watt
27.91

Ryzen 9 PRO 7945 outperforms Ryzen 9 5900XT by a small 8% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 PRO 7945 and Ryzen 9 5900XT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking141170
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data70.37
Market segmentServerDesktop processor
Power efficiency43.8425.16
Architecture codenameRaphael (2023−2024)Vermeer (2020−2024)
Release date13 June 2023 (1 year ago)31 July 2024 (less than a year ago)
Launch price (MSRP)no data$349

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 PRO 7945 and Ryzen 9 5900XT basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores12 (Dodeca-Core)16 (Hexadeca-Core)
Threads2432
Base clock speed3.7 GHz3.3 GHz
Boost clock speed5.4 GHz4.8 GHz
L1 cache64 KB (per core)64 KB (per core)
L2 cache1 MB (per core)512 KB (per core)
L3 cache64 MB (shared)64 MB
Chip lithography5 nm7 nm
Die size2x 71 mm22x 74 mm2
Maximum case temperature (TCase)47 °Cno data
Number of transistors13,140 million8,300 million
64 bit support++
Unlocked multiplier-+

Compatibility

Information on Ryzen 9 PRO 7945 and Ryzen 9 5900XT compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketAM5AM4
Power consumption (TDP)65 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 PRO 7945 and Ryzen 9 5900XT. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 PRO 7945 and Ryzen 9 5900XT are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 PRO 7945 and Ryzen 9 5900XT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR4

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon GraphicsN/A

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 PRO 7945 and Ryzen 9 5900XT.

PCIe version5.04.0
PCI Express lanes2420

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Ryzen 9 PRO 7945 30.11
+7.9%
Ryzen 9 5900XT 27.91

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Ryzen 9 PRO 7945 47830
+7.9%
Ryzen 9 5900XT 44341

Gaming performance

Pros & cons summary


Performance score 30.11 27.91
Recency 13 June 2023 31 July 2024
Physical cores 12 16
Threads 24 32
Chip lithography 5 nm 7 nm
Power consumption (TDP) 65 Watt 105 Watt

Ryzen 9 PRO 7945 has a 7.9% higher aggregate performance score, a 40% more advanced lithography process, and 61.5% lower power consumption.

Ryzen 9 5900XT, on the other hand, has an age advantage of 1 year, and 33.3% more physical cores and 33.3% more threads.

Given the minimal performance differences, no clear winner can be declared between Ryzen 9 PRO 7945 and Ryzen 9 5900XT.

Be aware that Ryzen 9 PRO 7945 is a server/workstation processor while Ryzen 9 5900XT is a desktop one.


Should you still have questions on choice between Ryzen 9 PRO 7945 and Ryzen 9 5900XT, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD Ryzen 9 PRO 7945
Ryzen 9 PRO 7945
AMD Ryzen 9 5900XT
Ryzen 9 5900XT

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Community ratings

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Questions & comments

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