Ryzen 5 PRO 8640HS vs Xeon E7-8891 v3

Ryzen 5 PRO 8640HS vs Xeon E7-8891 v3 Performance Spectrum

Ryzen 5 PRO 8640HS

6 / 12

21,408

0.0%

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

Xeon E7-8891 v3

10 / 20

21,615

+1.0%

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 5 PRO 8640HS vs Xeon E7-8891 v3 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 5 PRO 8640HS vs Xeon E7-8891 v3: Pros, Cons & Final Verdict

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

Ryzen 5 PRO 8640HS

2024

Why buy it

✅Draws 28W instead of 165W, a 137W reduction.
✅Newer platform on FP7 with DDR5 support instead of LGA2011 and DDR4.

Trade-offs

❌Lower PassMark (21,408 vs 21,615).
❌Smaller total L3 cache (16 MB vs 45 MB).
❌Less compelling for workstation-style loads than Xeon E7-8891 v3, which brings 10 cores / 20 threads and 32 PCIe lanes.

Xeon E7-8891 v3

2015

Why buy it

✅+1% higher PassMark.
✅+181.3% larger total L3 cache (45 MB vs 16 MB).
✅Better for workstations and heavier parallel workloads: 10 cores / 20 threads, plus 32 PCIe lanes vs 0.
✅100+% more PCIe lanes (32 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $6,841 MSRP, while Ryzen 5 PRO 8640HS mostly shows up through inconsistent older-market listings.
❌489.3% higher power demand at 165W vs 28W.
❌Older platform position on LGA2011 with DDR4, while Ryzen 5 PRO 8640HS moves to FP7 and DDR5.

Quick Answers

So, is Ryzen 5 PRO 8640HS better than Xeon E7-8891 v3?

Not really, because they are built for different jobs. Xeon E7-8891 v3 makes more sense for workstation-style multi-core throughput, while Ryzen 5 PRO 8640HS 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 E7-8891 v3 is the stronger fit. You are getting 1% better PassMark, backed by 10 cores and 20 threads. It also has the larger cache pool with 181.3% larger total L3 cache (45 MB vs 16 MB).

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

Ryzen 5 PRO 8640HS is still the faster CPU overall, but Xeon E7-8891 v3 is easier to justify if budget matters more than peak performance. Ryzen 5 PRO 8640HS comes in at an unclear MSRP at unclear MSRP versus $6,841 MSRP, and it still gives you a 2.3% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon E7-8891 v3 is still stronger for heavier multi-core work with 1% better PassMark. Xeon E7-8891 v3 is also 100.0% better value on MSRP (3.2 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Ryzen 5 PRO 8640HS makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2015) and a healthier platform with FP7 and DDR5 instead of LGA2011. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen 5 PRO 8640HS vs Xeon E7-8891 v3 Technical Specifications

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

Ryzen 5 PRO 8640HS

The Ryzen 5 PRO 8640HS is manufactured by AMD. It was released in 16 April 2024 (1 year ago). It is based on the Hawk Point (2024−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4.9 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP7. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 21,408 points. Launch price was $299.

Xeon E7-8891 v3

The Xeon E7-8891 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EX (2015) architecture. It features 10 cores and 20 threads. Base frequency is 2.8 GHz, with boost up to 3.5 GHz. L3 cache: 45 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 165 Watt. Memory support: DDR4-1333/1600/1866, DDR3-1066/1333/1600. Passmark benchmark score: 21,615 points. Launch price was $800.

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Processing Power

The Ryzen 5 PRO 8640HS packs 6 cores / 12 threads, while the Xeon E7-8891 v3 offers 10 cores / 20 threads — the Xeon E7-8891 v3 has 4 more cores. Boost clocks reach 4.9 GHz on the Ryzen 5 PRO 8640HS versus 3.5 GHz on the Xeon E7-8891 v3 — a 33.3% clock advantage for the Ryzen 5 PRO 8640HS (base: 3.5 GHz vs 2.8 GHz). The Ryzen 5 PRO 8640HS uses the Hawk Point (2024−2025) architecture (4 nm), while the Xeon E7-8891 v3 uses Haswell-EX (2015) (22 nm). In PassMark, the Ryzen 5 PRO 8640HS scores 21,408 against the Xeon E7-8891 v3's 21,615 — a 1% lead for the Xeon E7-8891 v3. L3 cache: 16 MB (total) on the Ryzen 5 PRO 8640HS vs 45 MB (total) on the Xeon E7-8891 v3.

Feature	Ryzen 5 PRO 8640HS	Xeon E7-8891 v3
Cores / Threads	6 / 12	10 / 20+67%
Boost Clock	4.9 GHz+40%	3.5 GHz
Base Clock	3.5 GHz+25%	2.8 GHz
L3 Cache	16 MB (total)	45 MB (total)+181%
L2 Cache	1 MB (per core)	256K (per core)+25500%
Process	4 nm-82%	22 nm
Architecture	Hawk Point (2024−2025)	Haswell-EX (2015)
PassMark	21,408	21,615
Geekbench 6 Single	—	900
Geekbench 6 Multi	—	9,500

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Memory & Platform

The Ryzen 5 PRO 8640HS uses the FP7 socket (PCIe 4.0), while the Xeon E7-8891 v3 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Ryzen 5 PRO 8640HS	Xeon E7-8891 v3
Socket	FP7	LGA2011
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	—	DDR4-1866
Max RAM Capacity	—	1536 GB
RAM Channels	—	4
ECC Support	—	Yes
PCIe Lanes	—	32