ATI Radeon HD 4870 vs NVIDIA GeForce 7900 GTX
Comparative analysis of ATI Radeon HD 4870 and NVIDIA GeForce 7900 GTX 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: PassMark - G3D Mark, PassMark - G2D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).
Differences
Reasons to consider the ATI Radeon HD 4870
- Videocard is newer: launch date 2 year(s) 3 month(s) later
- Around 15% higher core clock speed: 750 MHz vs 650 MHz
- Around 92% higher texture fill rate: 30 GTexel / s vs 15.6 GTexel / s
- A newer manufacturing process allows for a more powerful, yet cooler running videocard: 55 nm vs 90 nm
- 2.3x more memory clock speed: 3600 MHz vs 1600 MHz
- 3.5x better performance in PassMark - G3D Mark: 1376 vs 388
- 3.3x better performance in GFXBench 4.0 - T-Rex (Frames): 3346 vs 1015
- 3.3x better performance in GFXBench 4.0 - T-Rex (Fps): 3346 vs 1015
Specifications (specs) | |
Launch date | 25 June 2008 vs 9 March 2006 |
Core clock speed | 750 MHz vs 650 MHz |
Texture fill rate | 30 GTexel / s vs 15.6 GTexel / s |
Manufacturing process technology | 55 nm vs 90 nm |
Memory clock speed | 3600 MHz vs 1600 MHz |
Benchmarks | |
PassMark - G3D Mark | 1376 vs 388 |
GFXBench 4.0 - T-Rex (Frames) | 3346 vs 1015 |
GFXBench 4.0 - T-Rex (Fps) | 3346 vs 1015 |
Reasons to consider the NVIDIA GeForce 7900 GTX
- Around 79% lower typical power consumption: 84 Watt vs 150 Watt
- 3.8x better performance in PassMark - G2D Mark: 165 vs 44
Specifications (specs) | |
Thermal Design Power (TDP) | 84 Watt vs 150 Watt |
Benchmarks | |
PassMark - G2D Mark | 165 vs 44 |
Compare benchmarks
GPU 1: ATI Radeon HD 4870
GPU 2: NVIDIA GeForce 7900 GTX
PassMark - G3D Mark |
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PassMark - G2D Mark |
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GFXBench 4.0 - T-Rex (Frames) |
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GFXBench 4.0 - T-Rex (Fps) |
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Name | ATI Radeon HD 4870 | NVIDIA GeForce 7900 GTX |
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PassMark - G3D Mark | 1376 | 388 |
PassMark - G2D Mark | 44 | 165 |
GFXBench 4.0 - T-Rex (Frames) | 3346 | 1015 |
GFXBench 4.0 - T-Rex (Fps) | 3346 | 1015 |
Compare specifications (specs)
ATI Radeon HD 4870 | NVIDIA GeForce 7900 GTX | |
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Essentials |
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Architecture | TeraScale | Curie |
Code name | RV770 | G71 |
Launch date | 25 June 2008 | 9 March 2006 |
Launch price (MSRP) | $299 | |
Place in performance rating | 1331 | 1332 |
Type | Desktop | Desktop |
Technical info |
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Core clock speed | 750 MHz | 650 MHz |
Floating-point performance | 1,200.0 gflops | |
Manufacturing process technology | 55 nm | 90 nm |
Pipelines | 800 | |
Texture fill rate | 30 GTexel / s | 15.6 GTexel / s |
Thermal Design Power (TDP) | 150 Watt | 84 Watt |
Transistor count | 956 million | 278 million |
Video outputs and ports |
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Display Connectors | 2x DVI, 1x S-Video | 2x DVI, 1x S-Video |
Compatibility, dimensions and requirements |
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Interface | PCIe 2.0 x16 | PCIe 1.0 x16 |
Length | 250 mm | |
Supplementary power connectors | 2x 6-pin | 1x 6-pin |
API support |
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DirectX | 10.1 | 9.0c |
OpenGL | 3.3 | 2.1 |
Memory |
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Maximum RAM amount | 512 MB | 512 MB |
Memory bandwidth | 115.2 GB / s | 51.2 GB / s |
Memory bus width | 256 Bit | 256 Bit |
Memory clock speed | 3600 MHz | 1600 MHz |
Memory type | GDDR5 | GDDR3 |