Ryzen 9 PRO 7945 vs Xeon Gold 6342

AMD

Ryzen 9 PRO 7945

12 Cores24 Thrd65 WWMax: 5.4 GHz2023
Similar parts
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VS
Intel

Xeon Gold 6342

24 Cores48 Thrd230 WWMax: 3.5 GHz2021
Similar parts
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Ryzen 9 PRO 7945 vs Xeon Gold 6342 Performance Spectrum

About PassMark

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Ryzen 9 PRO 7945 vs Xeon Gold 6342 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Ryzen 9 PRO 7945 vs Xeon Gold 6342: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Ryzen 9 PRO 7945

2023

Why buy it

  • Better for gaming: +23.6% higher average FPS across 50 shared CPU benchmark tests.
  • +77.8% larger total L3 cache (64 MB vs 36 MB).
  • Costs $2,568 less on MSRP ($409 MSRP vs $2,977 MSRP).
  • Delivers 624.0% more PassMark for each dollar spent, at 114.5 vs 15.8 PassMark/$ ($409 MSRP vs $2,977 MSRP).
  • Draws 65W instead of 230W, a 165W reduction.

Trade-offs

  • Lower PassMark (46,828 vs 47,076).
  • Less compelling for workstation-style loads than Xeon Gold 6342, which brings 24 cores / 48 threads and 64 PCIe lanes.

Xeon Gold 6342

2021

Why buy it

  • +0.5% higher PassMark.
  • Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 64 PCIe lanes vs 28.
  • 128.6% more PCIe lanes (64 vs 28) for storage and expansion-heavy builds.

Trade-offs

  • Worse for gaming: lower average FPS than Ryzen 9 PRO 7945 across 50 shared CPU benchmark tests.
  • Smaller total L3 cache (36 MB vs 64 MB).
  • Lower PassMark per dollar, at 15.8 vs 114.5 PassMark/$ ($2,977 MSRP vs $409 MSRP).
  • 253.8% higher power demand at 230W vs 65W.
  • Older platform position on LGA4189 with DDR4, while Ryzen 9 PRO 7945 moves to AM5 and DDR5.

Quick Answers

So, is Ryzen 9 PRO 7945 better than Xeon Gold 6342?
Not really, because they are built for different jobs. Xeon Gold 6342 makes more sense for workstation-style multi-core throughput, while Ryzen 9 PRO 7945 is the more practical desktop choice for gaming, platform cost, and everyday use.
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, Xeon Gold 6342 is the stronger fit. You are getting 0.5% better PassMark, backed by 24 cores and 48 threads.
Which one is the smarter buy today, not just the cheaper CPU?
Ryzen 9 PRO 7945 is the better buy right now. Ryzen 9 PRO 7945 comes in $2,568 cheaper on MSRP at $409 MSRP versus $2,977 MSRP, and it still gives you a 23.6% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon Gold 6342 is still stronger for heavier multi-core work with 0.5% better PassMark. It is also 624.0% better value on MSRP (114.5 vs 15.8 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.
Which one is more future-proof for 2026 and beyond?
Ryzen 9 PRO 7945 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2021), a healthier platform with AM5 and DDR5 instead of LGA4189, and 77.8% larger total L3 cache (64 MB vs 36 MB). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen 9 PRO 7945 vs Xeon Gold 6342 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

AMD

Ryzen 9 PRO 7945

The Ryzen 9 PRO 7945 is manufactured by AMD. It was released in 13 June 2023 (2 years ago). It is based on the Raphael (2023−2025) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 46,828 points. Launch price was $499.

Intel

Xeon Gold 6342

The Xeon Gold 6342 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 24 cores and 48 threads. Base frequency is 2.8 GHz, with boost up to 3.5 GHz. L3 cache: 36 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 230 Watt. Memory support: DDR4-3200. Passmark benchmark score: 47,076 points. Launch price was $800.

Processing Power

The Ryzen 9 PRO 7945 packs 12 cores / 24 threads, while the Xeon Gold 6342 offers 24 cores / 48 threads — the Xeon Gold 6342 has 12 more cores. Boost clocks reach 5.4 GHz on the Ryzen 9 PRO 7945 versus 3.5 GHz on the Xeon Gold 6342 — a 42.7% clock advantage for the Ryzen 9 PRO 7945 (base: 3.7 GHz vs 2.8 GHz). The Ryzen 9 PRO 7945 uses the Raphael (2023−2025) architecture (5 nm), while the Xeon Gold 6342 uses Ice Lake-SP (2021) (10 nm). In PassMark, the Ryzen 9 PRO 7945 scores 46,828 against the Xeon Gold 6342's 47,076 — a 0.5% lead for the Xeon Gold 6342. L3 cache: 64 MB (total) on the Ryzen 9 PRO 7945 vs 36 MB (total) on the Xeon Gold 6342.

FeatureRyzen 9 PRO 7945Xeon Gold 6342
Cores / Threads
12 / 24
24 / 48+100%
Boost Clock
5.4 GHz+54%
3.5 GHz
Base Clock
3.7 GHz+32%
2.8 GHz
L3 Cache
64 MB (total)+78%
36 MB (total)
L2 Cache
1 MB (per core)
1 MB (per core)
Process
5 nm-50%
10 nm
Architecture
Raphael (2023−2025)
Ice Lake-SP (2021)
PassMark
46,828
47,076
Cinebench R23 Multi
28,905
Geekbench 6 Single
2,206
Geekbench 6 Multi
16,832
🧠

Memory & Platform

The Ryzen 9 PRO 7945 uses the AM5 socket (PCIe 5.0), while the Xeon Gold 6342 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 9 PRO 7945 versus 3200 on the Xeon Gold 6342 — the Ryzen 9 PRO 7945 supports 62.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6342 supports up to 6144 GB of RAM compared to 128 GB 4700% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 PRO 7945) vs 8 (Xeon Gold 6342). PCIe lanes: 28 (Ryzen 9 PRO 7945) vs 64 (Xeon Gold 6342) — the Xeon Gold 6342 offers 36 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD X670E,AMD X670,AMD B650E,AMD B650,AMD A620 (Ryzen 9 PRO 7945) and C621A (Xeon Gold 6342).

FeatureRyzen 9 PRO 7945Xeon Gold 6342
Socket
AM5
LGA4189
PCIe Generation
PCIe 5.0+25%
PCIe 4.0
Max RAM Speed
DDR5-5200+63%
3200
Max RAM Capacity
128 GB
6144 GB+4700%
RAM Channels
2
8+300%
ECC Support
Yes
Yes
PCIe Lanes
28
64+129%
🔧

Advanced Features

Only the Ryzen 9 PRO 7945 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: true (Ryzen 9 PRO 7945) vs VT-x, VT-d (Xeon Gold 6342). The Ryzen 9 PRO 7945 includes integrated graphics (Radeon Graphics), while the Xeon Gold 6342 requires a dedicated GPU. Direct competitor: Ryzen 9 PRO 7945 rivals Core i9-13900; Xeon Gold 6342 rivals EPYC 7443.

FeatureRyzen 9 PRO 7945Xeon Gold 6342
Integrated GPU
Yes
No
IGPU Model
Radeon Graphics
None
Unlocked
Yes
No
AVX-512
Yes
Yes
Virtualization
true
VT-x, VT-d
💰

Value Analysis

At launch, the Ryzen 9 PRO 7945 was priced at $409, while the Xeon Gold 6342 came in at $2977. On launch pricing ($409 vs $2977), Ryzen 9 PRO 7945 was $2568 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 9 PRO 7945 delivers 114.5 pts/$ vs 15.8 pts/$ for the Xeon Gold 6342 — making the Ryzen 9 PRO 7945 the 151.5% better value option.

FeatureRyzen 9 PRO 7945Xeon Gold 6342
MSRP
$409-86%
$2977
Performance per Dollar
114.5+625%
15.8
Release Date
2023
2021

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