
GeForce GT 640

Radeon 610M
GeForce GT 640 vs Radeon 610M Performance Spectrum
About G3D Mark
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.
GeForce GT 640 vs Radeon 610M FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.
Search any supported game below to compare 1080p FPS for both components.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant

ARC Raiders

Call of Duty: Warzone

Civilization VI

Cyberpunk 2077

Dead by Daylight
GeForce GT 640 vs Radeon 610M: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
GeForce GT 640
2012Why buy it
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 11.8 vs 0 G3D/$ ($99 MSRP vs Unknown MSRP).
- ✅700% more VRAM for high-resolution textures and newer games (4 GB vs 512 MB).
Trade-offs
- ❌Lower average FPS than Radeon 610M across 34 tracked games in our benchmark data.
- ❌2012 hardware with 4 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌333.3% higher power demand at 65W vs 15W.
Radeon 610M
2023Why buy it
- ✅63.9% more average FPS across 34 tracked games in our benchmark data.
- ✅Better long-term bet: RDNA 2.0 (2020−2025) on 5nm gives it a newer hardware base for upcoming games.
- ✅Draws 15W instead of 65W, a 50W reduction.
Trade-offs
- ❌Less VRAM, with 512 MB vs 4 GB for high-resolution textures and newer games.
- ❌Lower G3D Mark per dollar, at 0 vs 11.8 G3D/$ (Unknown MSRP vs $99 MSRP).
Quick Answers
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Which GPU is the safer long-term pick for 2026 and beyond?
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GeForce GT 640 vs Radeon 610M Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

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.

Radeon 610M
The Radeon 610M is manufactured by AMD. It was released in January 3 2023. It features the RDNA 2.0 architecture. The core clock ranges from 400 MHz to 2200 MHz. It has 128 shading units. The thermal design power (TDP) is 15W. Manufactured using 5 nm process technology. It features 2 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 1,157 points.
Graphics Performance
The GeForce GT 640 scores 1,169 and the Radeon 610M reaches 1,157 in the G3D Mark benchmark — just a 1% difference, making them near-identical in rasterization performance. The GeForce GT 640 is built on Kepler while the Radeon 610M uses RDNA 2.0, both on 28 nm vs 5 nm. Shader units: 384 (GeForce GT 640) vs 128 (Radeon 610M). Raw compute: 0.6927 TFLOPS (GeForce GT 640) vs 0.5632 TFLOPS (Radeon 610M).
| Feature | GeForce GT 640 | Radeon 610M |
|---|---|---|
| G3D Mark Score | 1,169+1% | 1,157 |
| Architecture | Kepler | RDNA 2.0 |
| Process Node | 28 nm | 5 nm |
| Shading Units | 384+200% | 128 |
| Compute (TFLOPS) | 0.6927 TFLOPS+23% | 0.5632 TFLOPS |
| ROPs | 16+300% | 4 |
| TMUs | 32+300% | 8 |
| L1 Cache | 32 KB | 32 KB |
| L2 Cache | 0.25 MB | 2 MB+700% |
Advanced Features (DLSS/FSR)
The GeForce GT 640 gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon 610M leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce GT 640 | Radeon 610M |
|---|---|---|
| Upscaling Tech | Upscaling support | FSR Upscaling / FSR 4 |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce GT 640 has 4 GB of VRAM, while the Radeon 610M carries 512 MB. GeForce GT 640 gives you 700% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the GeForce GT 640 and System on the Radeon 610M. L2 Cache: 0.25 MB (GeForce GT 640) vs 2 MB (Radeon 610M) — the Radeon 610M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce GT 640 | Radeon 610M |
|---|---|---|
| VRAM Capacity | 4 GB+700% | 0.5 GB |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 128-bit | System |
| L2 Cache | 0.25 MB | 2 MB+700% |
Display & API Support
DirectX support: 11.0 (GeForce GT 640) vs 12 (12_2) (Radeon 610M). Vulkan: 1.1 vs 1.3. OpenGL: 4.5 vs 4.6. Maximum simultaneous displays: 3 vs 4.
| Feature | GeForce GT 640 | Radeon 610M |
|---|---|---|
| DirectX | 11.0 | 12 (12_2)+9% |
| Vulkan | 1.1 | 1.3+18% |
| OpenGL | 4.5 | 4.6+2% |
| Max Displays | 3 | 4+33% |
Media & Encoding
Hardware encoder: NVENC 1.0 (GeForce GT 640) vs VCN 4.0 (Radeon 610M). Decoder: PureVideo HD VP5 vs VCN 4.0. Supported codecs: MPEG-2,H.264,VC-1,MPEG-4 ASP (GeForce GT 640) vs H.264,H.265,VP9,AV1 (Radeon 610M).
| Feature | GeForce GT 640 | Radeon 610M |
|---|---|---|
| Encoder | NVENC 1.0 | VCN 4.0 |
| Decoder | PureVideo HD VP5 | VCN 4.0 |
| Codecs | MPEG-2,H.264,VC-1,MPEG-4 ASP | H.264,H.265,VP9,AV1 |
Power & Dimensions
The GeForce GT 640 draws 65W versus the Radeon 610M's 15W — a 125% difference. The Radeon 610M is more power-efficient. Recommended PSU: 300W (GeForce GT 640) vs 350W (Radeon 610M). Power connectors: None vs PCIe-powered.
| Feature | GeForce GT 640 | Radeon 610M |
|---|---|---|
| TDP | 65W | 15W-77% |
| Recommended PSU | 300W-14% | 350W |
| Power Connector | None | PCIe-powered |
| Length | 145mm | — |
| Height | 111mm | — |
| Slots | 1 | — |
| Temp (Load) | 60°C | — |
| Perf/Watt | 18.0 | 77.1+328% |
Value Analysis
The newer card here is Radeon 610M (2023 vs 2012).
| Feature | GeForce GT 640 | Radeon 610M |
|---|---|---|
| MSRP | $99 | — |
| Codename | GK107 | Dragon Range |
| Release | June 5 2012 | January 3 2023 |
| Ranking | #837 | #843 |
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