Phenom II 42 TWKR Black Edition vs Ryzen 7 3700X

AMD

Phenom II 42 TWKR Black Edition

4 Cores4 Thrd125 WWMax: 2 GHz2009
Similar parts
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VS
AMD

Ryzen 7 3700X

8 Cores16 Thrd65 WWMax: 4.4 GHz2019
Ryzen family
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Phenom II 42 TWKR Black Edition vs Ryzen 7 3700X Performance Spectrum

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.

Phenom II 42 TWKR Black Edition vs Ryzen 7 3700X 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.

Phenom II 42 TWKR Black Edition vs Ryzen 7 3700X: Pros, Cons & Final Verdict

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

Phenom II 42 TWKR Black Edition

2009

Why buy it

    Trade-offs

    • Worse for gaming: lower average FPS than Ryzen 7 3700X across 50 shared CPU benchmark tests.
    • Lower PassMark (3,489 vs 22,430).
    • Smaller total L3 cache (6 MB vs 32 MB).
    • 92.3% higher power demand at 125W vs 65W.

    Ryzen 7 3700X

    2019

    Why buy it

    • Better for gaming: +259.8% higher average FPS across 50 shared CPU benchmark tests.
    • +433.3% larger total L3 cache (32 MB vs 6 MB).
    • Draws 65W instead of 125W, a 60W reduction.
    • 100+% more PCIe lanes (24 vs 0) for storage and expansion-heavy builds.

    Trade-offs

    • Launch MSRP is still $329 MSRP, while Phenom II 42 TWKR Black Edition mostly shows up through inconsistent older-market listings.

    Quick Answers

    So, is Ryzen 7 3700X better than Phenom II 42 TWKR Black Edition?
    Yes. Ryzen 7 3700X is the better all-around CPU here. It gives you a 259.8% average FPS lead across 50 shared CPU game tests in our data, 542.9% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.
    Which one is better for gaming?
    If gaming is the priority, Ryzen 7 3700X is the better pick. According to our tests, it delivers 259.8% more average FPS across 50 shared CPU game tests.
    Which one is better for streaming, content creation, and heavy multitasking?
    For streaming, content creation, and heavier multitasking, Ryzen 7 3700X is the stronger fit. You are getting 542.9% better PassMark, backed by 8 cores and 16 threads. It also has the larger cache pool with 433.3% larger total L3 cache (32 MB vs 6 MB).
    Which one is the smarter buy today, not just the cheaper CPU?
    Ryzen 7 3700X is the better buy right now. Ryzen 7 3700X comes in at an unclear MSRP at $329 MSRP versus unclear MSRP, and it still gives you a 259.8% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (68.2 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.
    Which one is more future-proof for 2026 and beyond?
    Ryzen 7 3700X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2009), 433.3% larger total L3 cache (32 MB vs 6 MB), and more multi-core headroom with 8 cores / 16 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

    Phenom II 42 TWKR Black Edition vs Ryzen 7 3700X Technical Specifications

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

    AMD

    Phenom II 42 TWKR Black Edition

    The Phenom II 42 TWKR Black Edition is manufactured by AMD. It was released in 2009-01-01. It is based on the Deneb (2009−2011) architecture. It features 4 cores and 4 threads. Max frequency: 2 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 125 Watt. Memory support: DDR3. Passmark benchmark score: 3,489 points. Launch price was $149.

    AMD

    Ryzen 7 3700X

    The Ryzen 7 3700X is manufactured by AMD. It was released in 7 July 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 22,430 points. Launch price was $329.

    Processing Power

    The Phenom II 42 TWKR Black Edition packs 4 cores / 4 threads, while the Ryzen 7 3700X offers 8 cores / 16 threads — the Ryzen 7 3700X has 4 more cores. Boost clocks reach 2 GHz on the Phenom II 42 TWKR Black Edition versus 4.4 GHz on the Ryzen 7 3700X — a 75% clock advantage for the Ryzen 7 3700X. The Phenom II 42 TWKR Black Edition uses the Deneb (2009−2011) architecture (45 nm), while the Ryzen 7 3700X uses Matisse (Zen 2) (2019−2020) (7 nm, 12 nm). In PassMark, the Phenom II 42 TWKR Black Edition scores 3,489 against the Ryzen 7 3700X's 22,430 — a 146.2% lead for the Ryzen 7 3700X. L3 cache: 6 MB (total) on the Phenom II 42 TWKR Black Edition vs 32 MB on the Ryzen 7 3700X.

    FeaturePhenom II 42 TWKR Black EditionRyzen 7 3700X
    Cores / Threads
    4 / 4
    8 / 16+100%
    Boost Clock
    2 GHz
    4.4 GHz+120%
    Base Clock
    3.6 GHz
    L3 Cache
    6 MB (total)
    32 MB+433%
    L2 Cache
    512 kB (per core)
    512K (per core)
    Process
    45 nm
    7 nm, 12 nm-84%
    Architecture
    Deneb (2009−2011)
    Matisse (Zen 2) (2019−2020)
    PassMark
    3,489
    22,430+543%
    🧠

    Memory & Platform

    The Phenom II 42 TWKR Black Edition uses the AM3 socket (PCIe 2.0), while the Ryzen 7 3700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard.

    FeaturePhenom II 42 TWKR Black EditionRyzen 7 3700X
    Socket
    AM3
    AM4
    PCIe Generation
    PCIe 2.0
    PCIe 4.0+100%
    Max RAM Speed
    DDR4-3200
    Max RAM Capacity
    128 GB
    RAM Channels
    2
    ECC Support
    Yes
    PCIe Lanes
    24