Phenom II X6 1045T vs Ryzen 5 5600

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.

Phenom II X6 1045T

2010

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 5600 across 3 shared CPU benchmark tests.
❌Lower PassMark (3,244 vs 21,550).
❌Smaller total L3 cache (6 MB vs 32 MB).
❌46.2% higher power demand at 95W vs 65W.
❌No boxed cooler included, unlike Ryzen 5 5600.

Ryzen 5 5600

2022

Why buy it

✅Better for gaming: +330.5% higher average FPS across 3 shared CPU benchmark tests.
✅+433.3% larger total L3 cache (32 MB vs 6 MB).
✅Draws 65W instead of 95W, a 30W reduction.
✅100+% more PCIe lanes (24 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Wraith Stealth), unlike Phenom II X6 1045T.

Trade-offs

❌Launch MSRP is still $199 MSRP, while Phenom II X6 1045T mostly shows up through inconsistent older-market listings.

Phenom II X6 1045T

2010

Ryzen 5 5600

2022

Why buy it

✅Better for gaming: +330.5% higher average FPS across 3 shared CPU benchmark tests.
✅+433.3% larger total L3 cache (32 MB vs 6 MB).
✅Draws 65W instead of 95W, a 30W reduction.
✅100+% more PCIe lanes (24 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Wraith Stealth), unlike Phenom II X6 1045T.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 5600 across 3 shared CPU benchmark tests.
❌Lower PassMark (3,244 vs 21,550).
❌Smaller total L3 cache (6 MB vs 32 MB).
❌46.2% higher power demand at 95W vs 65W.
❌No boxed cooler included, unlike Ryzen 5 5600.

Trade-offs

❌Launch MSRP is still $199 MSRP, while Phenom II X6 1045T mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Ryzen 5 5600 better than Phenom II X6 1045T?

Yes. Ryzen 5 5600 is the better overall CPU here. You are getting a 330.5% average FPS lead across 3 shared CPU game tests in our data, 564.3% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Ryzen 5 5600 is the better pick here. According to our tests, it delivers 330.5% more average FPS across 3 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 5 5600 is the better fit. You are getting 564.3% better PassMark, backed by 6 cores and 12 threads. It also carries 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 5 5600 is the smarter buy today. Ryzen 5 5600 is at an unclear MSRP at $199 MSRP versus unclear MSRP, and it gives you a 330.5% average FPS lead across 3 shared CPU game tests in our data. It is also 100.0% better value on MSRP (108.3 vs 0.0 PassMark/$), 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?

Ryzen 5 5600 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2010), 433.3% larger total L3 cache (32 MB vs 6 MB), and more multi-core headroom with 6 cores / 12 threads instead of 6/6. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

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.

Phenom II X6 1045T Benchmark Check

Ryzen 5 5600 Benchmark Check

Path of Exile 2

Preset	Phenom II X6 1045T	Ryzen 5 5600
1080p
low	81 FPS	161 FPS
medium	81 FPS	130 FPS
high	81 FPS	112 FPS
ultra	81 FPS	93 FPS
1440p
low	81 FPS	141 FPS
medium	81 FPS	113 FPS
high	81 FPS	95 FPS
ultra	70 FPS	78 FPS
4K
low	61 FPS	79 FPS
medium	55 FPS	69 FPS
high	43 FPS	55 FPS
ultra	34 FPS	44 FPS

Open Phenom II X6 1045T Open Ryzen 5 5600

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Phenom II X6 1045T	Ryzen 5 5600
1080p
low	81 FPS	508 FPS
medium	81 FPS	419 FPS
high	81 FPS	351 FPS
ultra	81 FPS	310 FPS
1440p
low	81 FPS	447 FPS
medium	81 FPS	375 FPS
high	81 FPS	323 FPS
ultra	81 FPS	277 FPS
4K
low	81 FPS	313 FPS
medium	81 FPS	268 FPS
high	81 FPS	243 FPS
ultra	72 FPS	209 FPS

Open Phenom II X6 1045T Open Ryzen 5 5600

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Phenom II X6 1045T	Ryzen 5 5600
1080p
low	81 FPS	539 FPS
medium	81 FPS	526 FPS
high	81 FPS	483 FPS
ultra	81 FPS	414 FPS
1440p
low	81 FPS	539 FPS
medium	81 FPS	434 FPS
high	81 FPS	396 FPS
ultra	81 FPS	339 FPS
4K
low	81 FPS	371 FPS
medium	81 FPS	298 FPS
high	81 FPS	255 FPS
ultra	81 FPS	197 FPS

Open Phenom II X6 1045T Open Ryzen 5 5600

League of Legends

League of Legends

Valorant

Preset	Phenom II X6 1045T	Ryzen 5 5600
1080p
low	81 FPS	539 FPS
medium	81 FPS	539 FPS
high	81 FPS	539 FPS
ultra	81 FPS	539 FPS
1440p
low	81 FPS	539 FPS
medium	81 FPS	539 FPS
high	81 FPS	539 FPS
ultra	81 FPS	493 FPS
4K
low	81 FPS	501 FPS
medium	81 FPS	448 FPS
high	81 FPS	398 FPS
ultra	81 FPS	349 FPS

Open Phenom II X6 1045T Open Ryzen 5 5600

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Phenom II X6 1045T and Ryzen 5 5600

Phenom II X6 1045T

The Phenom II X6 1045T is manufactured by AMD. It was released in 1 September 2010 (15 years ago). It is based on the Thuban (2010) architecture. It features 6 cores and 6 threads. Base frequency is 2.7 GHz, with boost up to 3.2 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 3,244 points. Launch price was $175.

Ryzen 5 5600

The Ryzen 5 5600 is manufactured by AMD. It was released in 20 April 2022 (3 years ago). It is based on the Vermeer (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 21,550 points. Launch price was $299.

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Processing Power

The Phenom II X6 1045T packs 6 cores / 6 threads, matching the Ryzen 5 5600's 6 cores. Boost clocks reach 3.2 GHz on the Phenom II X6 1045T versus 4.4 GHz on the Ryzen 5 5600 — a 31.6% clock advantage for the Ryzen 5 5600 (base: 2.7 GHz vs 3.5 GHz). The Phenom II X6 1045T uses the Thuban (2010) architecture (45 nm), while the Ryzen 5 5600 uses Vermeer (2020−2025) (7 nm). In PassMark, the Phenom II X6 1045T scores 3,244 against the Ryzen 5 5600's 21,550 — a 147.7% lead for the Ryzen 5 5600. L3 cache: 6 MB (total) on the Phenom II X6 1045T vs 32 MB (total) on the Ryzen 5 5600.

Feature	Phenom II X6 1045T	Ryzen 5 5600
Cores / Threads	6 / 6	6 / 12
Boost Clock	3.2 GHz	4.4 GHz+38%
Base Clock	2.7 GHz	3.5 GHz+30%
L3 Cache	6 MB (total)	32 MB (total)+433%
L2 Cache	512 kB (per core)	512K (per core)
Process	45 nm	7 nm-84%
Architecture	Thuban (2010)	Vermeer (2020−2025)
PassMark	3,244	21,550+564%
Cinebench R23 Multi	—	11,077
Geekbench 6 Single	—	2,052
Geekbench 6 Multi	—	8,600

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Memory & Platform

The Phenom II X6 1045T uses the AM3 socket (PCIe 2.0), while the Ryzen 5 5600 uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard.