G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, raw graphics performance, VRAM, feature set, power efficiency, pricing context, and long-term value so you can see which GPU actually makes more sense.

GeForce GTX 645

2010

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 12.5 vs 0 G3D/$ ($150 MSRP vs Unknown MSRP).

Trade-offs

❌Lower PassMark G3D performance (1,880 vs 13,170).
❌Less VRAM, with 1 GB vs 6 GB for high-resolution textures and newer games.
❌No DLSS support; it relies on Upscaling support instead.
❌Very weak future-proofing: 2010-era hardware with 1 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.
❌17.6% higher power demand at 200W vs 170W.

GeForce RTX 3060 Laptop GPU

2022

Why buy it

✅+600.5% higher PassMark G3D performance.
✅Access to DLSS 2 Super Resolution (2020).
✅500% more VRAM for high-resolution textures and newer games (6 GB vs 1 GB).
✅More future proof: Ampere (2020−2025) on 8nm with a newer platform for upcoming games.
✅Draws 170W instead of 200W, a 30W reduction.

Trade-offs

❌Lower G3D Mark per dollar, at 0 vs 12.5 G3D/$ (Unknown MSRP vs $150 MSRP).

GeForce GTX 645

2010

GeForce RTX 3060 Laptop GPU

2022

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 12.5 vs 0 G3D/$ ($150 MSRP vs Unknown MSRP).

Why buy it

✅+600.5% higher PassMark G3D performance.
✅Access to DLSS 2 Super Resolution (2020).
✅500% more VRAM for high-resolution textures and newer games (6 GB vs 1 GB).
✅More future proof: Ampere (2020−2025) on 8nm with a newer platform for upcoming games.
✅Draws 170W instead of 200W, a 30W reduction.

Trade-offs

❌Lower PassMark G3D performance (1,880 vs 13,170).
❌Less VRAM, with 1 GB vs 6 GB for high-resolution textures and newer games.
❌No DLSS support; it relies on Upscaling support instead.
❌Very weak future-proofing: 2010-era hardware with 1 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.
❌17.6% higher power demand at 200W vs 170W.

Trade-offs

❌Lower G3D Mark per dollar, at 0 vs 12.5 G3D/$ (Unknown MSRP vs $150 MSRP).

Quick Answers

So, is GeForce RTX 3060 Laptop GPU better than GeForce GTX 645?

Yes. GeForce RTX 3060 Laptop GPU is clearly the better overall GPU here. You are also looking at 13,170 vs 1,880 in G3D Mark. On top of that, GeForce RTX 3060 Laptop GPU is a 2022 card with DLSS Super Resolution, while GeForce GTX 645 is a 2010 model from an older generation with no meaningful modern upscaling stack. So this is not really a tight same-tier comparison. It is more a modern card against an older, weaker alternative.

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

GeForce RTX 3060 Laptop GPU is the more future-proof choice for 2026 and beyond. You are getting a newer 2022 generation instead of 2010, 600.5% more raw performance headroom, more VRAM at 6 GB instead of 1 GB, and better upscaling support with DLSS 2 Super Resolution (2020) instead of no meaningful modern upscaling stack. That leaves it with more room for heavier textures, tougher ray tracing loads, and higher-end 1440p or 4K gaming over the next few years.

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

GeForce RTX 3060 Laptop GPU is the smarter buy by a wide margin. GeForce RTX 3060 Laptop GPU is priced in an unclear MSRP range at an unclear MSRP versus $150 MSRP, and you are getting 600.5% higher G3D Mark. GeForce GTX 645 really only makes sense now as a very cheap stopgap or a used-market placeholder.

Is GeForce GTX 645 still worth buying for gaming in 2026?

No, not for a fresh gaming build. GeForce GTX 645 is 2010 hardware with 1 GB of VRAM, 1,880 in G3D Mark, and no meaningful modern upscaling stack. That is simply too far behind to be an easy modern recommendation.

Games Benchmarks

Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 9800X3D reference profile to minimize specific CPU bottlenecks.

Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.

GeForce GTX 645 Benchmark Check

GeForce RTX 3060 Laptop GPU Benchmark Check

Path of Exile 2

Preset	GeForce GTX 645	GeForce RTX 3060 Laptop GPU
1080p
low	66 FPS	109 FPS
medium	54 FPS	98 FPS
high	38 FPS	84 FPS
ultra	26 FPS	70 FPS
1440p
low	52 FPS	95 FPS
medium	43 FPS	83 FPS
high	27 FPS	70 FPS
ultra	18 FPS	59 FPS
4K
low	20 FPS	48 FPS
medium	19 FPS	43 FPS
high	12 FPS	30 FPS
ultra	10 FPS	26 FPS

Open GeForce GTX 645 Open GeForce RTX 3060 Laptop GPU

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	GeForce GTX 645	GeForce RTX 3060 Laptop GPU
1080p
low	85 FPS	351 FPS
medium	62 FPS	307 FPS
high	50 FPS	246 FPS
ultra	38 FPS	194 FPS
1440p
low	49 FPS	222 FPS
medium	33 FPS	195 FPS
high	23 FPS	159 FPS
ultra	18 FPS	127 FPS
4K
low	23 FPS	110 FPS
medium	16 FPS	93 FPS
high	12 FPS	77 FPS
ultra	9 FPS	59 FPS

Open GeForce GTX 645 Open GeForce RTX 3060 Laptop GPU

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	GeForce GTX 645	GeForce RTX 3060 Laptop GPU
1080p
low	85 FPS	593 FPS
medium	68 FPS	474 FPS
high	56 FPS	395 FPS
ultra	42 FPS	296 FPS
1440p
low	63 FPS	444 FPS
medium	51 FPS	356 FPS
high	42 FPS	296 FPS
ultra	32 FPS	222 FPS
4K
low	42 FPS	296 FPS
medium	34 FPS	237 FPS
high	28 FPS	198 FPS
ultra	21 FPS	148 FPS

Open GeForce GTX 645 Open GeForce RTX 3060 Laptop GPU

League of Legends

League of Legends

Valorant

Preset	GeForce GTX 645	GeForce RTX 3060 Laptop GPU
1080p
low	85 FPS	519 FPS
medium	68 FPS	439 FPS
high	56 FPS	376 FPS
ultra	42 FPS	296 FPS
1440p
low	63 FPS	425 FPS
medium	51 FPS	356 FPS
high	42 FPS	296 FPS
ultra	32 FPS	222 FPS
4K
low	42 FPS	277 FPS
medium	34 FPS	237 FPS
high	28 FPS	198 FPS
ultra	21 FPS	148 FPS

Open GeForce GTX 645 Open GeForce RTX 3060 Laptop GPU

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of GeForce GTX 645 and GeForce RTX 3060 Laptop GPU

GeForce GTX 645

The GeForce GTX 645 is manufactured by NVIDIA. It was released in May 31 2010. It features the Fermi architecture. The core clock speed is 607 MHz. It has 352 shading units. The thermal design power (TDP) is 200W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 1,880 points. Launch price was $279.

GeForce RTX 3060 Laptop GPU

The GeForce RTX 3060 Laptop GPU is manufactured by NVIDIA. It was released in October 12 2022. It features the Ampere architecture. The core clock ranges from 1320 MHz to 1777 MHz. It has 3584 shading units. The thermal design power (TDP) is 170W. Manufactured using 8 nm process technology. It features 28 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 13,170 points.

⚡

Graphics Performance

In G3D Mark, the GeForce GTX 645 scores 1,880 versus the GeForce RTX 3060 Laptop GPU's 13,170 — the GeForce RTX 3060 Laptop GPU leads by 600.5%. The GeForce GTX 645 is built on Fermi while the GeForce RTX 3060 Laptop GPU uses Ampere, both on 40 nm vs 8 nm. Shader units: 352 (GeForce GTX 645) vs 3,584 (GeForce RTX 3060 Laptop GPU). Raw compute: 0.8554 TFLOPS (GeForce GTX 645) vs 12.74 TFLOPS (GeForce RTX 3060 Laptop GPU).

Feature	GeForce GTX 645	GeForce RTX 3060 Laptop GPU
G3D Mark Score	1,880	13,170+601%
Architecture	Fermi	Ampere
Process Node	40 nm	8 nm
Shading Units	352	3584+918%
Compute (TFLOPS)	0.8554 TFLOPS	12.74 TFLOPS+1389%
ROPs	32	48+50%
TMUs	44	112+155%
L1 Cache	0.69 MB	3.5 MB+407%
L2 Cache	0.5 MB	3 MB+500%

✨

Advanced Features (DLSS/FSR)

The GeForce RTX 3060 Laptop GPU supports the newer DLSS 2 Super Resolution, whereas the GeForce GTX 645 is capped at Upscaling support.

Feature	GeForce GTX 645	GeForce RTX 3060 Laptop GPU
Upscaling Tech	Upscaling support	DLSS 2 Super Resolution
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	NVIDIA Reflex	NVIDIA Reflex

💾

Video Memory (VRAM)

The GeForce GTX 645 comes with 1 GB of VRAM, while the GeForce RTX 3060 Laptop GPU has 6 GB. The GeForce RTX 3060 Laptop GPU offers 500% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 192-bit. L2 Cache: 0.5 MB (GeForce GTX 645) vs 3 MB (GeForce RTX 3060 Laptop GPU) — the GeForce RTX 3060 Laptop GPU has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce GTX 645	GeForce RTX 3060 Laptop GPU
VRAM Capacity	1 GB	6 GB+500%
Memory Type	GDDR5	GDDR6
Memory Bandwidth	Unknown	336 GB/s
Bus Width	128-bit	192-bit+50%
L2 Cache	0.5 MB	3 MB+500%

🖥️

Display & API Support

DirectX support: 11.0 (GeForce GTX 645) vs 12 Ultimate (GeForce RTX 3060 Laptop GPU). Vulkan: 1.2 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 3 vs 4.

Feature	GeForce GTX 645	GeForce RTX 3060 Laptop GPU
DirectX	11.0	12 Ultimate+9%
Vulkan	1.2	1.4+17%
OpenGL	4.6	4.6
Max Displays	3	4+33%

🎬

Media & Encoding

Hardware encoder: NVENC (1st Gen) (GeForce GTX 645) vs NVENC (7th Gen) (GeForce RTX 3060 Laptop GPU). Decoder: PureVideo VP5 vs NVDEC (5th Gen). Supported codecs: MPEG-2,VC-1,H.264,MPEG-4 (GeForce GTX 645) vs H.264,HEVC,AV1 (Decode),VP9 (GeForce RTX 3060 Laptop GPU).

Feature	GeForce GTX 645	GeForce RTX 3060 Laptop GPU
Encoder	NVENC (1st Gen)	NVENC (7th Gen)
Decoder	PureVideo VP5	NVDEC (5th Gen)
Codecs	MPEG-2,VC-1,H.264,MPEG-4	H.264,HEVC,AV1 (Decode),VP9

🔌

Power & Dimensions

The GeForce GTX 645 draws 200W versus the GeForce RTX 3060 Laptop GPU's 170W — a 16.2% difference. The GeForce RTX 3060 Laptop GPU is more power-efficient. Recommended PSU: 300W (GeForce GTX 645) vs 500W (GeForce RTX 3060 Laptop GPU). Power connectors: None vs Mobile. Typical load temperature: 80 vs 75°C.