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.

EPYC 7662

2020

Why buy it

✅+3% higher PassMark.
✅+100% larger total L3 cache (256 MB vs 128 MB).
✅Better for workstations and heavier parallel workloads: 64 cores / 128 threads, plus 128 PCIe lanes vs 24.
✅433.3% more PCIe lanes (128 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 9950X3D across 4 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 11.8 vs 100.4 PassMark/$ ($6,150 MSRP vs $699 MSRP).
❌32.4% higher power demand at 225W vs 170W.
❌Older platform position on SP3 with DDR4, while Ryzen 9 9950X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 9 9950X3D can still boot and troubleshoot without a discrete GPU.

Ryzen 9 9950X3D

2025

Why buy it

✅Better for gaming: +47.0% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $5,451 less on MSRP ($699 MSRP vs $6,150 MSRP).
✅Delivers 754.0% more PassMark for each dollar spent, at 100.4 vs 11.8 PassMark/$ ($699 MSRP vs $6,150 MSRP).
✅Draws 170W instead of 225W, a 55W reduction.
✅Newer platform on AM5 with DDR5 support instead of SP3 and DDR4.

Trade-offs

❌Lower PassMark (70,177 vs 72,298).
❌Smaller total L3 cache (128 MB vs 256 MB).
❌Less compelling for workstation-style loads than EPYC 7662, which brings 64 cores / 128 threads and 128 PCIe lanes.

EPYC 7662

2020

Ryzen 9 9950X3D

2025

Why buy it

✅+3% higher PassMark.
✅+100% larger total L3 cache (256 MB vs 128 MB).
✅Better for workstations and heavier parallel workloads: 64 cores / 128 threads, plus 128 PCIe lanes vs 24.
✅433.3% more PCIe lanes (128 vs 24) for storage and expansion-heavy builds.

Why buy it

✅Better for gaming: +47.0% higher average FPS across 4 shared CPU benchmark tests.
✅Costs $5,451 less on MSRP ($699 MSRP vs $6,150 MSRP).
✅Delivers 754.0% more PassMark for each dollar spent, at 100.4 vs 11.8 PassMark/$ ($699 MSRP vs $6,150 MSRP).
✅Draws 170W instead of 225W, a 55W reduction.
✅Newer platform on AM5 with DDR5 support instead of SP3 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 9950X3D across 4 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 11.8 vs 100.4 PassMark/$ ($6,150 MSRP vs $699 MSRP).
❌32.4% higher power demand at 225W vs 170W.
❌Older platform position on SP3 with DDR4, while Ryzen 9 9950X3D moves to AM5 and DDR5.
❌No integrated graphics, while Ryzen 9 9950X3D can still boot and troubleshoot without a discrete GPU.

Trade-offs

❌Lower PassMark (70,177 vs 72,298).
❌Smaller total L3 cache (128 MB vs 256 MB).
❌Less compelling for workstation-style loads than EPYC 7662, which brings 64 cores / 128 threads and 128 PCIe lanes.

Quick Answers

So, is Ryzen 9 9950X3D better than EPYC 7662?

Not in a simple one-size-fits-all way. EPYC 7662 makes more sense for workstation-style multi-core throughput, while Ryzen 9 9950X3D is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

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

For streaming, content creation, and heavier multitasking, EPYC 7662 is the better fit. You are getting 3% better PassMark, backed by 64 cores and 128 threads. It also carries the larger cache pool with 100% larger total L3 cache (256 MB vs 128 MB).

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

Ryzen 9 9950X3D is the smarter buy today. Ryzen 9 9950X3D is $5,451 cheaper on MSRP at $699 MSRP versus $6,150 MSRP, and it gives you a 47.0% average FPS lead across 4 shared CPU game tests in our data. The trade-off is that EPYC 7662 is still stronger for heavier multi-core work with 3% better PassMark. It is also 754.0% better value on MSRP (100.4 vs 11.8 PassMark/$), 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 9 9950X3D is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2020), a healthier platform with AM5 and DDR5 instead of SP3, and AVX-512 support for heavier modern compute workloads. 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.

EPYC 7662 Benchmark Check

Ryzen 9 9950X3D Benchmark Check

Path of Exile 2

Preset	EPYC 7662	Ryzen 9 9950X3D
1080p
low	192 FPS	300 FPS
medium	156 FPS	274 FPS
high	125 FPS	227 FPS
ultra	97 FPS	191 FPS
1440p
low	156 FPS	276 FPS
medium	122 FPS	228 FPS
high	94 FPS	177 FPS
ultra	75 FPS	156 FPS
4K
low	73 FPS	190 FPS
medium	60 FPS	156 FPS
high	47 FPS	120 FPS
ultra	38 FPS	106 FPS

Open EPYC 7662 Open Ryzen 9 9950X3D

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	EPYC 7662	Ryzen 9 9950X3D
1080p
low	249 FPS	722 FPS
medium	220 FPS	615 FPS
high	182 FPS	457 FPS
ultra	145 FPS	385 FPS
1440p
low	204 FPS	591 FPS
medium	185 FPS	524 FPS
high	158 FPS	405 FPS
ultra	122 FPS	319 FPS
4K
low	127 FPS	332 FPS
medium	117 FPS	299 FPS
high	102 FPS	262 FPS
ultra	83 FPS	224 FPS

Open EPYC 7662 Open Ryzen 9 9950X3D

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	EPYC 7662	Ryzen 9 9950X3D
1080p
low	722 FPS	893 FPS
medium	590 FPS	725 FPS
high	513 FPS	652 FPS
ultra	446 FPS	560 FPS
1440p
low	587 FPS	720 FPS
medium	486 FPS	585 FPS
high	423 FPS	514 FPS
ultra	368 FPS	437 FPS
4K
low	426 FPS	516 FPS
medium	330 FPS	431 FPS
high	281 FPS	387 FPS
ultra	227 FPS	322 FPS

Open EPYC 7662 Open Ryzen 9 9950X3D

League of Legends

League of Legends

Valorant

Preset	EPYC 7662	Ryzen 9 9950X3D
1080p
low	935 FPS	1116 FPS
medium	846 FPS	1001 FPS
high	724 FPS	878 FPS
ultra	624 FPS	792 FPS
1440p
low	721 FPS	872 FPS
medium	628 FPS	766 FPS
high	535 FPS	673 FPS
ultra	460 FPS	584 FPS
4K
low	514 FPS	637 FPS
medium	458 FPS	566 FPS
high	400 FPS	503 FPS
ultra	348 FPS	435 FPS

Open EPYC 7662 Open Ryzen 9 9950X3D

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of EPYC 7662 and Ryzen 9 9950X3D

EPYC 7662

The EPYC 7662 is manufactured by AMD. It was released in 2020-02-19. It is based on the Zen 2 (2017−2020) architecture. It features 64 cores and 128 threads. Base frequency is 2 GHz, with boost up to 3.3 GHz. L3 cache: 256 MB. L2 cache: 32 MB. Built on 7 nm, 14 nm process technology. Socket: SP3. Thermal design power (TDP): 225 Watt. Memory support: DDR4-3200. Passmark benchmark score: 72,298 points. Launch price was $6,700.

Ryzen 9 9950X3D

The Ryzen 9 9950X3D is manufactured by AMD. It was released in 6 January 2025 (less than a year ago). It is based on the Granite Ridge (2024−2025) architecture. It features 16 cores and 32 threads. Base frequency is 4.3 GHz, with boost up to 5.7 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 170 Watt. Memory support: DDR5. Passmark benchmark score: 70,177 points. Launch price was $699.

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Processing Power

The EPYC 7662 packs 64 cores / 128 threads, while the Ryzen 9 9950X3D offers 16 cores / 32 threads — the EPYC 7662 has 48 more cores. Boost clocks reach 3.3 GHz on the EPYC 7662 versus 5.7 GHz on the Ryzen 9 9950X3D — a 53.3% clock advantage for the Ryzen 9 9950X3D (base: 2 GHz vs 4.3 GHz). The EPYC 7662 uses the Zen 2 (2017−2020) architecture (7 nm, 14 nm), while the Ryzen 9 9950X3D uses Granite Ridge (2024−2025) (4 nm). In PassMark, the EPYC 7662 scores 72,298 against the Ryzen 9 9950X3D's 70,177 — a 3% lead for the EPYC 7662. L3 cache: 256 MB on the EPYC 7662 vs 128 MB (total) on the Ryzen 9 9950X3D.

Feature	EPYC 7662	Ryzen 9 9950X3D
Cores / Threads	64 / 128+300%	16 / 32
Boost Clock	3.3 GHz	5.7 GHz+73%
Base Clock	2 GHz	4.3 GHz+115%
L3 Cache	256 MB+100%	128 MB (total)
L2 Cache	32 MB+3100%	1 MB (per core)
Process	7 nm, 14 nm	4 nm-43%
Architecture	Zen 2 (2017−2020)	Granite Ridge (2024−2025)
PassMark	72,298+3%	70,177
Cinebench R23 Multi	—	44,500
Geekbench 6 Single	—	3,398
Geekbench 6 Multi	—	22,206

🧠

Memory & Platform

The EPYC 7662 uses the SP3 socket (PCIe 4.0), while the Ryzen 9 9950X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the EPYC 7662 versus DDR5-5600 on the Ryzen 9 9950X3D — the EPYC 7662 supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 7662 supports up to 4096 of RAM compared to 192 GB — 182.1% more capacity for professional workloads. Memory channels: 8 (EPYC 7662) vs 2 (Ryzen 9 9950X3D). PCIe lanes: 128 (EPYC 7662) vs 24 (Ryzen 9 9950X3D) — the EPYC 7662 offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP3 (EPYC 7662) and X670E,X670,B650E,B650 (Ryzen 9 9950X3D).

Feature	EPYC 7662	Ryzen 9 9950X3D
Socket	SP3	AM5
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	3200+63900%	DDR5-5600
Max RAM Capacity	4096	192 GB+4915100%
RAM Channels	8+300%	2
ECC Support	Yes	Yes
PCIe Lanes	128+433%	24

🔧

Advanced Features

Only the Ryzen 9 9950X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 9 9950X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (EPYC 7662) vs true (Ryzen 9 9950X3D). The Ryzen 9 9950X3D includes integrated graphics (Radeon Graphics (2 Cores)), while the EPYC 7662 requires a dedicated GPU. Direct competitor: EPYC 7662 rivals Xeon Platinum 8280; Ryzen 9 9950X3D rivals Core Ultra 9 285K.

Feature	EPYC 7662	Ryzen 9 9950X3D
Integrated GPU	No	Yes
IGPU Model	None	Radeon Graphics (2 Cores)
Unlocked	No	Yes
AVX-512	No	Yes
Virtualization	VT-x, VT-d	true

💰

Value Analysis

The EPYC 7662 launched at $6150 MSRP, while the Ryzen 9 9950X3D debuted at $699. On MSRP ($6150 vs $699), the Ryzen 9 9950X3D is $5451 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7662 delivers 11.8 pts/$ vs 100.4 pts/$ for the Ryzen 9 9950X3D — making the Ryzen 9 9950X3D the 158.1% better value option.