Ryzen 5 PRO 7645 vs Ryzen 9 PRO 7940HS

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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar Ryzen 5 PRO 7645

#41

Xeon W-2195

MSRP: $150|Avg: $5

155%

#50

Xeon Gold 6238R

MSRP: $2612|Avg: N/A

121%

#54

EPYC 4465P

MSRP: $399|Avg: $399

105%

#55

Ryzen 5 PRO 7645

MSRP: $229|Avg: $192

100%

#56

Xeon E5-4667 v3

MSRP: $128|Avg: $128

100%

#59

Ryzen 9 PRO 7945

MSRP: $409|Avg: $450

95%

#60

Xeon Platinum 8571N

MSRP: $599|Avg: $418

95%

#61

Xeon Platinum 8270

MSRP: $7405|Avg: N/A

95%

#62

EPYC 4464P

MSRP: $429|Avg: $450

91%

#63

EPYC 4345P

MSRP: $329|Avg: $329

91%

#64

EPYC 4344P

MSRP: $329|Avg: $314

89%

#65

EPYC 4364P

MSRP: $399|Avg: $334

85%

#66

EPYC 4585PX

MSRP: $699|Avg: $826

84%

#67

EPYC 4545P

MSRP: $549|Avg: $595

82%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Performance Trade-off: The Ryzen 9 PRO 7940HS leads in gaming performance. However, the Ryzen 5 PRO 7645 is the stronger candidate for professional workloads, offering 0.9% greater multi-core processing power.

Insight	Ryzen 5 PRO 7645	Ryzen 9 PRO 7940HS
Gaming	❌ Lower gaming performance	✅ Superior gaming performance
Workstation	✅ Better multi-core power	❌ Weaker in multi-core tasks
Price	⚠️ Higher cost ($192)	✅ More affordable ($0)
Longevity	✨ Modern (Raphael (2023−2025) / 5 nm)	✨ Modern (Phoenix-HS (Zen 4) (2023) / 4 nm)

💎 Value Proposition

Insight	Ryzen 5 PRO 7645	Ryzen 9 PRO 7940HS
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	⚠️ Higher cost ($192)	✅ More affordable ($0)

Performance Check

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Ryzen 5 PRO 7645 Benchmark Check

Ryzen 9 PRO 7940HS Benchmark Check

Technical Specifications

Side-by-side comparison of Ryzen 5 PRO 7645 and Ryzen 9 PRO 7940HS

Ryzen 5 PRO 7645

The Ryzen 5 PRO 7645 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 6 cores and 12 threads. Base frequency is 3.8 GHz, with boost up to 5.1 GHz. L3 cache: 32 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: 27,565 points. Launch price was $299.

Ryzen 9 PRO 7940HS

The Ryzen 9 PRO 7940HS is manufactured by AMD. It was released in 13 June 2023 (2 years ago). It is based on the Phoenix-HS (Zen 4) (2023) architecture. It features 8 cores and 16 threads. Base frequency is 4 GHz, with boost up to 5.2 GHz. L3 cache: 16 MB. L2 cache: 8 MB. Built on 4 nm process technology. Socket: FP7/FP8. Thermal design power (TDP): 8 MB + 16 MB. Passmark benchmark score: 27,318 points. Launch price was $299.

⚡

Processing Power

The Ryzen 5 PRO 7645 packs 6 cores / 12 threads, while the Ryzen 9 PRO 7940HS offers 8 cores / 16 threads — the Ryzen 9 PRO 7940HS has 2 more cores. Boost clocks reach 5.1 GHz on the Ryzen 5 PRO 7645 versus 5.2 GHz on the Ryzen 9 PRO 7940HS — a 1.9% clock advantage for the Ryzen 9 PRO 7940HS (base: 3.8 GHz vs 4 GHz). The Ryzen 5 PRO 7645 uses the Raphael (2023−2025) architecture (5 nm), while the Ryzen 9 PRO 7940HS uses Phoenix-HS (Zen 4) (2023) (4 nm). In PassMark, the Ryzen 5 PRO 7645 scores 27,565 against the Ryzen 9 PRO 7940HS's 27,318 — a 0.9% lead for the Ryzen 5 PRO 7645. L3 cache: 32 MB (total) on the Ryzen 5 PRO 7645 vs 16 MB on the Ryzen 9 PRO 7940HS.

Feature	Ryzen 5 PRO 7645	Ryzen 9 PRO 7940HS
Cores / Threads	6 / 12	8 / 16+33%
Boost Clock	5.1 GHz	5.2 GHz+2%
Base Clock	3.8 GHz	4 GHz+5%
L3 Cache	32 MB (total)+100%	16 MB
L2 Cache	1 MB (per core)	8 MB+700%
Process	5 nm	4 nm-20%
Architecture	Raphael (2023−2025)	Phoenix-HS (Zen 4) (2023)
PassMark	27,565	27,318
Cinebench R23 Multi	—	16,000
Geekbench 6 Single	—	2,605
Geekbench 6 Multi	—	10,348

🧠

Memory & Platform

The Ryzen 5 PRO 7645 uses the AM5 socket (PCIe 4.0), while the Ryzen 9 PRO 7940HS uses FP7/FP8 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Ryzen 5 PRO 7645	Ryzen 9 PRO 7940HS
Socket	AM5	FP7/FP8
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	—	DDR5-5600
Max RAM Capacity	—	64 GB
RAM Channels	—	2
ECC Support	—	✅
PCIe Lanes	—	20

🔧

Advanced Features

Virtualization: not specified (Ryzen 5 PRO 7645) / Yes (Ryzen 9 PRO 7940HS). The Ryzen 9 PRO 7940HS includes integrated graphics (Radeon 780M), while the Ryzen 5 PRO 7645 requires a dedicated GPU.