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 9135

2024

Why buy it

✅+0% higher PassMark.
✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads, plus 128 PCIe lanes vs 28.
✅357.1% more PCIe lanes (128 vs 28) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 7945HX3D across 50 shared CPU benchmark tests.
❌Launch MSRP is still $1,214 MSRP, while Ryzen 9 7945HX3D mostly shows up through inconsistent older-market listings.
❌263.6% higher power demand at 200W vs 55W.
❌No integrated graphics, while Ryzen 9 7945HX3D can still boot and troubleshoot without a discrete GPU.

Ryzen 9 7945HX3D

2023

Why buy it

✅Better for gaming: +17.9% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 55W instead of 200W, a 145W reduction.
✅Integrated graphics onboard with AMD Radeon 610M, while EPYC 9135 needs a discrete GPU.

Trade-offs

❌Lower PassMark (57,803 vs 57,808).
❌Less compelling for workstation-style loads than EPYC 9135, which brings 16 cores / 32 threads and 128 PCIe lanes.

EPYC 9135

2024

Ryzen 9 7945HX3D

2023

Why buy it

✅+0% higher PassMark.
✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads, plus 128 PCIe lanes vs 28.
✅357.1% more PCIe lanes (128 vs 28) for storage and expansion-heavy builds.

Why buy it

✅Better for gaming: +17.9% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 55W instead of 200W, a 145W reduction.
✅Integrated graphics onboard with AMD Radeon 610M, while EPYC 9135 needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 7945HX3D across 50 shared CPU benchmark tests.
❌Launch MSRP is still $1,214 MSRP, while Ryzen 9 7945HX3D mostly shows up through inconsistent older-market listings.
❌263.6% higher power demand at 200W vs 55W.
❌No integrated graphics, while Ryzen 9 7945HX3D can still boot and troubleshoot without a discrete GPU.

Trade-offs

❌Lower PassMark (57,803 vs 57,808).
❌Less compelling for workstation-style loads than EPYC 9135, which brings 16 cores / 32 threads and 128 PCIe lanes.

Quick Answers

So, is EPYC 9135 better than Ryzen 9 7945HX3D?

Not in a simple one-size-fits-all way. EPYC 9135 makes more sense for workstation-style multi-core throughput, while Ryzen 9 7945HX3D 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 9135 is the better fit. You are getting 0% better PassMark, backed by 16 cores and 32 threads.

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

EPYC 9135 is the smarter buy today. EPYC 9135 is at an unclear MSRP at $1,214 MSRP versus unclear MSRP, and it gives you 0% better PassMark. The trade-off is that Ryzen 9 7945HX3D is still the better pure gaming CPU with a 17.9% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (47.6 vs 0.0 PassMark/$), 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?

EPYC 9135 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023) and more multi-core headroom with 16 cores / 32 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.

EPYC 9135 Benchmark Check

Ryzen 9 7945HX3D Benchmark Check

Path of Exile 2

Preset	EPYC 9135	Ryzen 9 7945HX3D
1080p
low	172 FPS	279 FPS
medium	139 FPS	257 FPS
high	119 FPS	210 FPS
ultra	96 FPS	178 FPS
1440p
low	152 FPS	263 FPS
medium	120 FPS	220 FPS
high	99 FPS	169 FPS
ultra	81 FPS	149 FPS
4K
low	81 FPS	183 FPS
medium	69 FPS	152 FPS
high	55 FPS	116 FPS
ultra	45 FPS	103 FPS

Open EPYC 9135 Open Ryzen 9 7945HX3D

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	EPYC 9135	Ryzen 9 7945HX3D
1080p
low	496 FPS	673 FPS
medium	439 FPS	580 FPS
high	341 FPS	432 FPS
ultra	293 FPS	363 FPS
1440p
low	427 FPS	559 FPS
medium	382 FPS	499 FPS
high	309 FPS	385 FPS
ultra	248 FPS	301 FPS
4K
low	267 FPS	314 FPS
medium	242 FPS	284 FPS
high	211 FPS	250 FPS
ultra	183 FPS	211 FPS

Open EPYC 9135 Open Ryzen 9 7945HX3D

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	EPYC 9135	Ryzen 9 7945HX3D
1080p
low	729 FPS	1025 FPS
medium	607 FPS	1077 FPS
high	552 FPS	1022 FPS
ultra	489 FPS	875 FPS
1440p
low	559 FPS	884 FPS
medium	463 FPS	805 FPS
high	415 FPS	740 FPS
ultra	362 FPS	647 FPS
4K
low	407 FPS	539 FPS
medium	325 FPS	464 FPS
high	287 FPS	418 FPS
ultra	232 FPS	355 FPS

Open EPYC 9135 Open Ryzen 9 7945HX3D

League of Legends

League of Legends

Valorant

Preset	EPYC 9135	Ryzen 9 7945HX3D
1080p
low	929 FPS	1051 FPS
medium	846 FPS	951 FPS
high	732 FPS	833 FPS
ultra	660 FPS	745 FPS
1440p
low	735 FPS	831 FPS
medium	652 FPS	736 FPS
high	561 FPS	645 FPS
ultra	493 FPS	555 FPS
4K
low	524 FPS	607 FPS
medium	475 FPS	544 FPS
high	417 FPS	482 FPS
ultra	365 FPS	416 FPS

Open EPYC 9135 Open Ryzen 9 7945HX3D

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of EPYC 9135 and Ryzen 9 7945HX3D

EPYC 9135

The EPYC 9135 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 16 cores and 32 threads. Base frequency is 3.65 GHz, with boost up to 4.3 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 200 Watt. Memory support: DDR5. Passmark benchmark score: 57,808 points. Launch price was $1,214.

Ryzen 9 7945HX3D

The Ryzen 9 7945HX3D is manufactured by AMD. It was released in 2023-07-27. It is based on the Dragon Range-HX (Zen 4) (2023−2024) architecture. It features 16 cores and 32 threads. Base frequency is 2.3 GHz, with boost up to 5.4 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5-5200. Passmark benchmark score: 57,803 points. Launch price was $800.

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Processing Power

Both the EPYC 9135 and Ryzen 9 7945HX3D share an identical 16-core/32-thread configuration. Boost clocks reach 4.3 GHz on the EPYC 9135 versus 5.4 GHz on the Ryzen 9 7945HX3D — a 22.7% clock advantage for the Ryzen 9 7945HX3D (base: 3.65 GHz vs 2.3 GHz). The EPYC 9135 uses the Turin (2024) architecture (4 nm), while the Ryzen 9 7945HX3D uses Dragon Range-HX (Zen 4) (2023−2024) (5 nm). In PassMark, the EPYC 9135 scores 57,808 against the Ryzen 9 7945HX3D's 57,803 — a 0% lead for the EPYC 9135. L3 cache: 64 MB (total) on the EPYC 9135 vs 128 MB (total) on the Ryzen 9 7945HX3D.

Feature	EPYC 9135	Ryzen 9 7945HX3D
Cores / Threads	16 / 32	16 / 32
Boost Clock	4.3 GHz	5.4 GHz+26%
Base Clock	3.65 GHz+59%	2.3 GHz
L3 Cache	64 MB (total)	128 MB (total)+100%
L2 Cache	1 MB (per core)	1 MB (per core)
Process	4 nm-20%	5 nm
Architecture	Turin (2024)	Dragon Range-HX (Zen 4) (2023−2024)
PassMark	57,808	57,803

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Memory & Platform

The EPYC 9135 uses the SP5 socket (PCIe 5.0), while the Ryzen 9 7945HX3D uses FL1 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6000 on the EPYC 9135 versus 5200 on the Ryzen 9 7945HX3D — the EPYC 9135 supports 14.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9135 supports up to 6144 of RAM compared to 128 — 191.8% more capacity for professional workloads. Memory channels: 12 (EPYC 9135) vs 2 (Ryzen 9 7945HX3D). PCIe lanes: 128 (EPYC 9135) vs 28 (Ryzen 9 7945HX3D) — the EPYC 9135 offers 100 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 (EPYC 9135) and FL1 (Ryzen 9 7945HX3D).

Feature	EPYC 9135	Ryzen 9 7945HX3D
Socket	SP5	FL1
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	6000+15%	5200
Max RAM Capacity	6144+4700%	128
RAM Channels	12+500%	2
ECC Support	Yes	Yes
PCIe Lanes	128+357%	28

🔧

Advanced Features

Only the Ryzen 9 7945HX3D 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: VT-x, VT-d (EPYC 9135) vs VT-x, VT-d, AMD-V (Ryzen 9 7945HX3D). The Ryzen 9 7945HX3D includes integrated graphics (AMD Radeon 610M), while the EPYC 9135 requires a dedicated GPU. Direct competitor: EPYC 9135 rivals Xeon Platinum 8558P; Ryzen 9 7945HX3D rivals Core Ultra 9 285HX.