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 GT 640

2012

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 11.8 vs 0 G3D/$ ($99 MSRP vs Unknown MSRP).
✅Draws 65W instead of 170W, a 105W reduction.

Trade-offs

❌Lower PassMark G3D performance (1,169 vs 13,170).
❌Less VRAM, with 4 GB vs 6 GB for high-resolution textures and newer games.
❌No DLSS support; it relies on Upscaling support instead.
❌Very weak future-proofing: 2012-era hardware with 4 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.

GeForce RTX 3060 Laptop GPU

2022

Why buy it

✅+1026.6% higher PassMark G3D performance.
✅Access to DLSS 2 Super Resolution (2020).
✅50% more VRAM for high-resolution textures and newer games (6 GB vs 4 GB).
✅More future proof: Ampere (2020−2025) on 8nm with a newer platform for upcoming games.

Trade-offs

❌Lower G3D Mark per dollar, at 0 vs 11.8 G3D/$ (Unknown MSRP vs $99 MSRP).
❌161.5% higher power demand at 170W vs 65W.

GeForce GT 640

2012

GeForce RTX 3060 Laptop GPU

2022

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 11.8 vs 0 G3D/$ ($99 MSRP vs Unknown MSRP).
✅Draws 65W instead of 170W, a 105W reduction.

Why buy it

✅+1026.6% higher PassMark G3D performance.
✅Access to DLSS 2 Super Resolution (2020).
✅50% more VRAM for high-resolution textures and newer games (6 GB vs 4 GB).
✅More future proof: Ampere (2020−2025) on 8nm with a newer platform for upcoming games.

Trade-offs

❌Lower PassMark G3D performance (1,169 vs 13,170).
❌Less VRAM, with 4 GB vs 6 GB for high-resolution textures and newer games.
❌No DLSS support; it relies on Upscaling support instead.
❌Very weak future-proofing: 2012-era hardware with 4 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.

Trade-offs

❌Lower G3D Mark per dollar, at 0 vs 11.8 G3D/$ (Unknown MSRP vs $99 MSRP).
❌161.5% higher power demand at 170W vs 65W.

Quick Answers

So, is GeForce RTX 3060 Laptop GPU better than GeForce GT 640?

Yes. GeForce RTX 3060 Laptop GPU is clearly the better overall GPU here. You are also looking at 13,170 vs 1,169 in G3D Mark. On top of that, GeForce RTX 3060 Laptop GPU is a 2022 card with DLSS Super Resolution, while GeForce GT 640 is a 2012 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 2012, 1026.6% more raw performance headroom, more VRAM at 6 GB instead of 4 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 $99 MSRP, and you are getting 1026.6% higher G3D Mark. GeForce GT 640 really only makes sense now as a very cheap stopgap or a used-market placeholder.

Is GeForce GT 640 still worth buying for gaming in 2026?

No, not for a fresh gaming build. GeForce GT 640 is 2012 hardware with 4 GB of VRAM, 1,169 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 GT 640 Benchmark Check

GeForce RTX 3060 Laptop GPU Benchmark Check

Path of Exile 2

Preset	GeForce GT 640	GeForce RTX 3060 Laptop GPU
1080p
low	16 FPS	109 FPS
medium	11 FPS	98 FPS
high	7 FPS	84 FPS
ultra	4 FPS	70 FPS
1440p
low	11 FPS	95 FPS
medium	6 FPS	83 FPS
high	3 FPS	70 FPS
ultra	1 FPS	59 FPS
4K
low	4 FPS	48 FPS
medium	3 FPS	43 FPS
high	1 FPS	30 FPS
ultra	1 FPS	26 FPS

Open GeForce GT 640 Open GeForce RTX 3060 Laptop GPU

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	GeForce GT 640	GeForce RTX 3060 Laptop GPU
1080p
low	36 FPS	357 FPS
medium	16 FPS	310 FPS
high	11 FPS	248 FPS
ultra	8 FPS	195 FPS
1440p
low	12 FPS	221 FPS
medium	5 FPS	190 FPS
high	4 FPS	154 FPS
ultra	3 FPS	123 FPS
4K
low	4 FPS	108 FPS
medium	2 FPS	89 FPS
high	2 FPS	72 FPS
ultra	1 FPS	55 FPS

Open GeForce GT 640 Open GeForce RTX 3060 Laptop GPU

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	GeForce GT 640	GeForce RTX 3060 Laptop GPU
1080p
low	53 FPS	593 FPS
medium	42 FPS	474 FPS
high	35 FPS	395 FPS
ultra	26 FPS	296 FPS
1440p
low	39 FPS	444 FPS
medium	32 FPS	356 FPS
high	26 FPS	296 FPS
ultra	20 FPS	222 FPS
4K
low	26 FPS	296 FPS
medium	21 FPS	237 FPS
high	18 FPS	198 FPS
ultra	13 FPS	148 FPS

Open GeForce GT 640 Open GeForce RTX 3060 Laptop GPU

League of Legends

League of Legends

Valorant

Preset	GeForce GT 640	GeForce RTX 3060 Laptop GPU
1080p
low	53 FPS	565 FPS
medium	42 FPS	474 FPS
high	26 FPS	395 FPS
ultra	16 FPS	296 FPS
1440p
low	6 FPS	444 FPS
medium	4 FPS	356 FPS
high	3 FPS	296 FPS
ultra	2 FPS	222 FPS
4K
low	4 FPS	296 FPS
medium	2 FPS	237 FPS
high	2 FPS	198 FPS
ultra	1 FPS	148 FPS

Open GeForce GT 640 Open GeForce RTX 3060 Laptop GPU

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of GeForce GT 640 and GeForce RTX 3060 Laptop GPU

GeForce GT 640

The GeForce GT 640 is manufactured by NVIDIA. It was released in June 5 2012. It features the Kepler architecture. The core clock speed is 902 MHz. It has 384 shading units. The thermal design power (TDP) is 65W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,169 points. Launch price was $99.

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 GT 640 scores 1,169 versus the GeForce RTX 3060 Laptop GPU's 13,170 — the GeForce RTX 3060 Laptop GPU leads by 1026.6%. The GeForce GT 640 is built on Kepler while the GeForce RTX 3060 Laptop GPU uses Ampere, both on 28 nm vs 8 nm. Shader units: 384 (GeForce GT 640) vs 3,584 (GeForce RTX 3060 Laptop GPU). Raw compute: 0.6927 TFLOPS (GeForce GT 640) vs 12.74 TFLOPS (GeForce RTX 3060 Laptop GPU).

Feature	GeForce GT 640	GeForce RTX 3060 Laptop GPU
G3D Mark Score	1,169	13,170+1027%
Architecture	Kepler	Ampere
Process Node	28 nm	8 nm
Shading Units	384	3584+833%
Compute (TFLOPS)	0.6927 TFLOPS	12.74 TFLOPS+1739%
ROPs	16	48+200%
TMUs	32	112+250%
L1 Cache	0.03 MB	3.5 MB+11567%
L2 Cache	0.25 MB	3 MB+1100%

✨

Advanced Features (DLSS/FSR)

The GeForce RTX 3060 Laptop GPU supports the newer DLSS 2 Super Resolution, whereas the GeForce GT 640 is capped at Upscaling support.

Feature	GeForce GT 640	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 GT 640 comes with 4 GB of VRAM, while the GeForce RTX 3060 Laptop GPU has 6 GB. The GeForce RTX 3060 Laptop GPU offers 50% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 192-bit. L2 Cache: 0.25 MB (GeForce GT 640) 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 GT 640	GeForce RTX 3060 Laptop GPU
VRAM Capacity	4 GB	6 GB+50%
Memory Type	GDDR5	GDDR6
Memory Bandwidth	Unknown	336 GB/s
Bus Width	128-bit	192-bit+50%
L2 Cache	0.25 MB	3 MB+1100%

🖥️

Display & API Support

DirectX support: 11.0 (GeForce GT 640) vs 12 Ultimate (GeForce RTX 3060 Laptop GPU). Vulkan: 1.1 vs 1.4. OpenGL: 4.5 vs 4.6. Maximum simultaneous displays: 3 vs 4.

Feature	GeForce GT 640	GeForce RTX 3060 Laptop GPU
DirectX	11.0	12 Ultimate+9%
Vulkan	1.1	1.4+27%
OpenGL	4.5	4.6+2%
Max Displays	3	4+33%

🎬

Media & Encoding

Hardware encoder: NVENC 1.0 (GeForce GT 640) vs NVENC (7th Gen) (GeForce RTX 3060 Laptop GPU). Decoder: PureVideo HD VP5 vs NVDEC (5th Gen). Supported codecs: MPEG-2,H.264,VC-1,MPEG-4 ASP (GeForce GT 640) vs H.264,HEVC,AV1 (Decode),VP9 (GeForce RTX 3060 Laptop GPU).

Feature	GeForce GT 640	GeForce RTX 3060 Laptop GPU
Encoder	NVENC 1.0	NVENC (7th Gen)
Decoder	PureVideo HD VP5	NVDEC (5th Gen)
Codecs	MPEG-2,H.264,VC-1,MPEG-4 ASP	H.264,HEVC,AV1 (Decode),VP9

🔌

Power & Dimensions

The GeForce GT 640 draws 65W versus the GeForce RTX 3060 Laptop GPU's 170W — a 89.4% difference. The GeForce GT 640 is more power-efficient. Recommended PSU: 300W (GeForce GT 640) vs 500W (GeForce RTX 3060 Laptop GPU). Power connectors: None vs Mobile. Typical load temperature: 60°C vs 75°C.

Feature	GeForce GT 640	GeForce RTX 3060 Laptop GPU
TDP	65W-62%	170W
Recommended PSU	300W-40%	500W
Power Connector	None	Mobile
Length	145mm	—
Height	111mm	—
Slots	1	—
Temp (Load)	60°C-20%	75°C
Perf/Watt	18.0	77.5+331%