Ryzen 7 7800X3D vs Ryzen 9 PRO 7945

Aggregate performance score

Ryzen 9 PRO 7945
2023
12 cores / 24 threads, 65 Watt
30.11
+39.5%
Ryzen 7 7800X3D
2023
8 cores / 16 threads, 120 Watt
21.58

Ryzen 9 PRO 7945 outperforms Ryzen 7 7800X3D by a considerable 40% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 PRO 7945 and Ryzen 7 7800X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking140246
Place by popularitynot in top-10016
Cost-effectiveness evaluationno data36.36
Market segmentServerDesktop processor
Power efficiency43.8417.02
Architecture codenameRaphael (2023−2024)Raphael (Zen4) (2022−2023)
Release date13 June 2023 (1 year ago)4 January 2023 (1 year ago)
Launch price (MSRP)no data$449

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 PRO 7945 and Ryzen 7 7800X3D 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)8 (Octa-Core)
Threads2416
Base clock speed3.7 GHz4.4 GHz
Boost clock speed5.4 GHz5 GHz
Bus rateno data162 MHz
L1 cache64 KB (per core)64K (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache64 MB (shared)96 MB (shared)
Chip lithography5 nm5 nm
Die size2x 71 mm271 mm2
Maximum core temperatureno data89 °C
Maximum case temperature (TCase)47 °C61 °C
Number of transistors13,140 million6,570 million
64 bit support++
Windows 11 compatibilityno data+
Unlocked multiplier-+

Compatibility

Information on Ryzen 9 PRO 7945 and Ryzen 7 7800X3D 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
SocketAM5AM5
Power consumption (TDP)65 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 PRO 7945 and Ryzen 7 7800X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data86x MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, AVX512, BMI1, BMI2, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT SHA, XFR2, Precision Boost 2
AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 PRO 7945 and Ryzen 7 7800X3D are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 PRO 7945 and Ryzen 7 7800X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5-5200

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon GraphicsAMD Radeon Graphics (Ryzen 7000) (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 PRO 7945 and Ryzen 7 7800X3D.

PCIe version5.05.0
PCI Express lanes2424

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
+39.5%
Ryzen 7 7800X3D 21.58

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
+39.6%
Ryzen 7 7800X3D 34273

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Ryzen 9 PRO 7945 2905
+6.6%
Ryzen 7 7800X3D 2726

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Ryzen 9 PRO 7945 16049
+5.9%
Ryzen 7 7800X3D 15152

Gaming performance

Pros & cons summary


Performance score 30.11 21.58
Integrated graphics card 1.98 4.42
Recency 13 June 2023 4 January 2023
Physical cores 12 8
Threads 24 16
Power consumption (TDP) 65 Watt 120 Watt

Ryzen 9 PRO 7945 has a 39.5% higher aggregate performance score, an age advantage of 5 months, 50% more physical cores and 50% more threads, and 84.6% lower power consumption.

Ryzen 7 7800X3D, on the other hand, has 123.2% faster integrated GPU.

The Ryzen 9 PRO 7945 is our recommended choice as it beats the Ryzen 7 7800X3D in performance tests.

Be aware that Ryzen 9 PRO 7945 is a server/workstation processor while Ryzen 7 7800X3D is a desktop one.


Should you still have questions on choice between Ryzen 9 PRO 7945 and Ryzen 7 7800X3D, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 PRO 7945
Ryzen 9 PRO 7945
AMD Ryzen 7 7800X3D
Ryzen 7 7800X3D

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Community ratings

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Questions & comments

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