NVIDIA GeForce GT 640 OEM Rebrand vs ATI Radeon HD 3450
Comparative analysis of NVIDIA GeForce GT 640 OEM Rebrand and ATI Radeon HD 3450 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: 3DMark Fire Strike - Graphics Score, PassMark - G3D Mark, PassMark - G2D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).
Differences
Reasons to consider the NVIDIA GeForce GT 640 OEM Rebrand
- Videocard is newer: launch date 4 year(s) 4 month(s) later
- Around 20% higher core clock speed: 720 MHz vs 600 MHz
- 7.2x more texture fill rate: 17.28 GTexel / s vs 2.4 GTexel / s
- 3.6x more pipelines: 144 vs 40
- 8.6x better floating-point performance: 414.7 gflops vs 48 gflops
- A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 55 nm
- 6x more maximum memory size: 1536 MB vs 256 MB
- Around 60% higher memory clock speed: 1600 MHz vs 1000 MHz
Launch date | 24 April 2012 vs 10 December 2007 |
Core clock speed | 720 MHz vs 600 MHz |
Texture fill rate | 17.28 GTexel / s vs 2.4 GTexel / s |
Pipelines | 144 vs 40 |
Floating-point performance | 414.7 gflops vs 48 gflops |
Manufacturing process technology | 40 nm vs 55 nm |
Maximum memory size | 1536 MB vs 256 MB |
Memory clock speed | 1600 MHz vs 1000 MHz |
Reasons to consider the ATI Radeon HD 3450
- 3x lower typical power consumption: 25 Watt vs 75 Watt
Thermal Design Power (TDP) | 25 Watt vs 75 Watt |
Compare benchmarks
GPU 1: NVIDIA GeForce GT 640 OEM Rebrand
GPU 2: ATI Radeon HD 3450
Name | NVIDIA GeForce GT 640 OEM Rebrand | ATI Radeon HD 3450 |
---|---|---|
3DMark Fire Strike - Graphics Score | 410 | |
PassMark - G3D Mark | 155 | |
PassMark - G2D Mark | 25 | |
GFXBench 4.0 - T-Rex (Frames) | 735 | |
GFXBench 4.0 - T-Rex (Fps) | 735 |
Compare specifications (specs)
NVIDIA GeForce GT 640 OEM Rebrand | ATI Radeon HD 3450 | |
---|---|---|
Essentials |
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Architecture | Fermi 2.0 | TeraScale |
Code name | GF116 | RV620 |
Launch date | 24 April 2012 | 10 December 2007 |
Place in performance rating | 1678 | 1680 |
Type | Desktop | Desktop |
Technical info |
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Core clock speed | 720 MHz | 600 MHz |
Floating-point performance | 414.7 gflops | 48 gflops |
Manufacturing process technology | 40 nm | 55 nm |
Pipelines | 144 | 40 |
Texture fill rate | 17.28 GTexel / s | 2.4 GTexel / s |
Thermal Design Power (TDP) | 75 Watt | 25 Watt |
Transistor count | 1,170 million | 181 million |
Video outputs and ports |
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Display Connectors | 2x DVI, 1x mini-HDMI | 1x DVI, 1x VGA, 1x S-Video |
Compatibility, dimensions and requirements |
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Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
Length | 145 mm | |
Supplementary power connectors | None | None |
API support |
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DirectX | 12.0 (11_0) | 10.1 |
OpenGL | 4.6 | 3.3 |
Memory |
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Maximum RAM amount | 1536 MB | 256 MB |
Memory bandwidth | 38.4 GB / s | 8 GB / s |
Memory bus width | 192 Bit | 64 Bit |
Memory clock speed | 1600 MHz | 1000 MHz |
Memory type | DDR3 | DDR2 |