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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Ryzen 5 PRO 7645

2023

Why buy it

✅Better for gaming: +10.9% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $770 less on MSRP ($229 MSRP vs $999 MSRP).
✅Delivers 337.5% more PassMark for each dollar spent, at 120.4 vs 27.5 PassMark/$ ($229 MSRP vs $999 MSRP).
✅Draws 65W instead of 180W, a 115W reduction.
✅Newer platform on AM5 with DDR5 support instead of SP3r2 and DDR4.

Trade-offs

❌Less compelling for workstation-style loads than Ryzen Threadripper 1950X, which brings 16 cores / 32 threads and 64 PCIe lanes.

Ryzen Threadripper 1950X

2017

Why buy it

✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads, plus 64 PCIe lanes vs 0.
✅100+% more PCIe lanes (64 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 PRO 7645 across 4 shared CPU benchmark tests.
❌Lower PassMark (27,487 vs 27,565).
❌Lower PassMark per dollar, at 27.5 vs 120.4 PassMark/$ ($999 MSRP vs $229 MSRP).
❌176.9% higher power demand at 180W vs 65W.
❌Older platform position on SP3r2 with DDR4, while Ryzen 5 PRO 7645 moves to AM5 and DDR5.

Ryzen 5 PRO 7645

2023

Ryzen Threadripper 1950X

2017

Why buy it

✅Better for gaming: +10.9% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $770 less on MSRP ($229 MSRP vs $999 MSRP).
✅Delivers 337.5% more PassMark for each dollar spent, at 120.4 vs 27.5 PassMark/$ ($229 MSRP vs $999 MSRP).
✅Draws 65W instead of 180W, a 115W reduction.
✅Newer platform on AM5 with DDR5 support instead of SP3r2 and DDR4.

Why buy it

✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads, plus 64 PCIe lanes vs 0.
✅100+% more PCIe lanes (64 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Less compelling for workstation-style loads than Ryzen Threadripper 1950X, which brings 16 cores / 32 threads and 64 PCIe lanes.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 PRO 7645 across 4 shared CPU benchmark tests.
❌Lower PassMark (27,487 vs 27,565).
❌Lower PassMark per dollar, at 27.5 vs 120.4 PassMark/$ ($999 MSRP vs $229 MSRP).
❌176.9% higher power demand at 180W vs 65W.
❌Older platform position on SP3r2 with DDR4, while Ryzen 5 PRO 7645 moves to AM5 and DDR5.

Quick Answers

So, is Ryzen 5 PRO 7645 better than Ryzen Threadripper 1950X?

Not in a simple one-size-fits-all way. Ryzen Threadripper 1950X makes more sense for workstation-style multi-core throughput, while Ryzen 5 PRO 7645 is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

Which one is better for gaming?

If gaming is the priority, Ryzen 5 PRO 7645 is the better pick here. According to our tests, it delivers 10.9% more average FPS across 4 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Ryzen 5 PRO 7645 is the better fit. You are getting 0.3% better PassMark, backed by 6 cores and 12 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Ryzen 5 PRO 7645 is the smarter buy today. Ryzen 5 PRO 7645 is $770 cheaper on MSRP at $229 MSRP versus $999 MSRP, and it gives you a 10.9% average FPS lead across 4 shared CPU game tests in our data. It is also 337.5% better value on MSRP (120.4 vs 27.5 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

Which one is more future-proof for 2026 and beyond?

Ryzen 5 PRO 7645 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2017), a healthier platform with AM5 and DDR5 instead of SP3r2, and more multi-core headroom with 6 cores / 12 threads instead of 16/32. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

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 Threadripper 1950X Benchmark Check

Path of Exile 2

Preset	Ryzen 5 PRO 7645	Ryzen Threadripper 1950X
1080p
low	246 FPS	198 FPS
medium	228 FPS	172 FPS
high	197 FPS	141 FPS
ultra	171 FPS	110 FPS
1440p
low	217 FPS	155 FPS
medium	182 FPS	129 FPS
high	151 FPS	103 FPS
ultra	133 FPS	80 FPS
4K
low	151 FPS	69 FPS
medium	127 FPS	61 FPS
high	99 FPS	48 FPS
ultra	85 FPS	37 FPS

Open Ryzen 5 PRO 7645 Open Ryzen Threadripper 1950X

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 5 PRO 7645	Ryzen Threadripper 1950X
1080p
low	525 FPS	407 FPS
medium	441 FPS	365 FPS
high	370 FPS	311 FPS
ultra	332 FPS	259 FPS
1440p
low	451 FPS	348 FPS
medium	392 FPS	318 FPS
high	333 FPS	272 FPS
ultra	288 FPS	224 FPS
4K
low	283 FPS	224 FPS
medium	251 FPS	204 FPS
high	234 FPS	185 FPS
ultra	203 FPS	150 FPS

Open Ryzen 5 PRO 7645 Open Ryzen Threadripper 1950X

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 5 PRO 7645	Ryzen Threadripper 1950X
1080p
low	689 FPS	687 FPS
medium	689 FPS	687 FPS
high	689 FPS	687 FPS
ultra	689 FPS	687 FPS
1440p
low	689 FPS	687 FPS
medium	689 FPS	687 FPS
high	689 FPS	656 FPS
ultra	621 FPS	584 FPS
4K
low	539 FPS	519 FPS
medium	471 FPS	428 FPS
high	411 FPS	383 FPS
ultra	341 FPS	321 FPS

Open Ryzen 5 PRO 7645 Open Ryzen Threadripper 1950X

League of Legends

League of Legends

Valorant

Preset	Ryzen 5 PRO 7645	Ryzen Threadripper 1950X
1080p
low	689 FPS	687 FPS
medium	689 FPS	687 FPS
high	689 FPS	687 FPS
ultra	689 FPS	640 FPS
1440p
low	689 FPS	687 FPS
medium	689 FPS	687 FPS
high	689 FPS	611 FPS
ultra	645 FPS	510 FPS
4K
low	675 FPS	578 FPS
medium	594 FPS	517 FPS
high	526 FPS	458 FPS
ultra	437 FPS	382 FPS

Open Ryzen 5 PRO 7645 Open Ryzen Threadripper 1950X

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 5 PRO 7645 and Ryzen Threadripper 1950X

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 Threadripper 1950X

The Ryzen Threadripper 1950X is manufactured by AMD. It was released in 10 August 2017 (8 years ago). It is based on the Zen (2017−2020) architecture. It features 16 cores and 32 threads. Base frequency is 3.4 GHz, with boost up to 4 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 14 nm process technology. Socket: SP3r2. Thermal design power (TDP): 180 Watt. Memory support: DDR4 Quad-channel. Passmark benchmark score: 27,487 points. Launch price was $999.

⚡

Processing Power

The Ryzen 5 PRO 7645 packs 6 cores / 12 threads, while the Ryzen Threadripper 1950X offers 16 cores / 32 threads — the Ryzen Threadripper 1950X has 10 more cores. Boost clocks reach 5.1 GHz on the Ryzen 5 PRO 7645 versus 4 GHz on the Ryzen Threadripper 1950X — a 24.2% clock advantage for the Ryzen 5 PRO 7645 (base: 3.8 GHz vs 3.4 GHz). The Ryzen 5 PRO 7645 uses the Raphael (2023−2025) architecture (5 nm), while the Ryzen Threadripper 1950X uses Zen (2017−2020) (14 nm). In PassMark, the Ryzen 5 PRO 7645 scores 27,565 against the Ryzen Threadripper 1950X's 27,487 — a 0.3% lead for the Ryzen 5 PRO 7645. L3 cache: 32 MB (total) on the Ryzen 5 PRO 7645 vs 32 MB on the Ryzen Threadripper 1950X.

Feature	Ryzen 5 PRO 7645	Ryzen Threadripper 1950X
Cores / Threads	6 / 12	16 / 32+167%
Boost Clock	5.1 GHz+27%	4 GHz
Base Clock	3.8 GHz+12%	3.4 GHz
L3 Cache	32 MB (total)	32 MB
L2 Cache	1 MB (per core)+100%	512K (per core)
Process	5 nm-64%	14 nm
Architecture	Raphael (2023−2025)	Zen (2017−2020)
PassMark	27,565	27,487
Geekbench 6 Single	—	1,040
Geekbench 6 Multi	—	9,000

🧠

Memory & Platform

The Ryzen 5 PRO 7645 uses the AM5 socket (PCIe 4.0), while the Ryzen Threadripper 1950X uses SP3r2 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Ryzen 5 PRO 7645	Ryzen Threadripper 1950X
Socket	AM5	SP3r2
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	—	DDR4-2666
Max RAM Capacity	—	256 GB
RAM Channels	—	4
ECC Support	—	Yes
PCIe Lanes	—	64

🔧

Advanced Features

Virtualization: not specified (Ryzen 5 PRO 7645) / AMD-V (Ryzen Threadripper 1950X). Primary use case: Ryzen Threadripper 1950X targets Workstation.

Feature	Ryzen 5 PRO 7645	Ryzen Threadripper 1950X
Integrated GPU	—	No
Unlocked	—	Yes
AVX-512	—	No
Virtualization	—	AMD-V
Target Use	—	Workstation

💰

Value Analysis

The Ryzen 5 PRO 7645 launched at $229 MSRP, while the Ryzen Threadripper 1950X debuted at $999. On MSRP ($229 vs $999), the Ryzen 5 PRO 7645 is $770 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 5 PRO 7645 delivers 120.4 pts/$ vs 27.5 pts/$ for the Ryzen Threadripper 1950X — making the Ryzen 5 PRO 7645 the 125.6% better value option.