NVIDIA Tesla K40c vs AMD Radeon HD 7870 XT
Comparative analysis of NVIDIA Tesla K40c and AMD Radeon HD 7870 XT 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: Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), PassMark - G2D Mark, PassMark - G3D Mark, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.
Differences
Reasons to consider the NVIDIA Tesla K40c
- Videocard is newer: launch date 10 month(s) later
- Around 91% higher texture fill rate: 178.8 GTexel / s vs 93.6 GTexel / s
- Around 88% higher pipelines: 2880 vs 1536
- Around 43% better floating-point performance: 4,291 gflops vs 2,995 gflops
- 6x more maximum memory size: 12 GB vs 2 GB
- Around 45% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1779.043 vs 1230.47
- Around 1% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 6.463 vs 6.371
- Around 31% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 103.169 vs 78.519
- Around 1% better performance in PassMark - G3D Mark: 4495 vs 4470
| Specifications (specs) | |
| Launch date | 8 October 2013 vs 19 November 2012 |
| Texture fill rate | 178.8 GTexel / s vs 93.6 GTexel / s |
| Pipelines | 2880 vs 1536 |
| Floating-point performance | 4,291 gflops vs 2,995 gflops |
| Maximum memory size | 12 GB vs 2 GB |
| Memory clock speed | 6008 MHz vs 6000 MHz |
| Benchmarks | |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 1779.043 vs 1230.47 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 6.463 vs 6.371 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 103.169 vs 78.519 |
| PassMark - G3D Mark | 4495 vs 4470 |
Reasons to consider the AMD Radeon HD 7870 XT
- Around 24% higher core clock speed: 925 MHz vs 745 MHz
- Around 32% lower typical power consumption: 185 Watt vs 245 Watt
- Around 6% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 65.399 vs 61.566
- Around 12% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 345.793 vs 308.261
- 2x better performance in PassMark - G2D Mark: 661 vs 325
| Specifications (specs) | |
| Core clock speed | 925 MHz vs 745 MHz |
| Thermal Design Power (TDP) | 185 Watt vs 245 Watt |
| Benchmarks | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 65.399 vs 61.566 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 345.793 vs 308.261 |
| PassMark - G2D Mark | 661 vs 325 |
Compare benchmarks
GPU 1: NVIDIA Tesla K40c
GPU 2: AMD Radeon HD 7870 XT
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) |
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| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) |
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| CompuBench 1.5 Desktop - T-Rex (Frames/s) |
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| CompuBench 1.5 Desktop - Video Composition (Frames/s) |
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| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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| PassMark - G2D Mark |
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| PassMark - G3D Mark |
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| Name | NVIDIA Tesla K40c | AMD Radeon HD 7870 XT |
|---|---|---|
| Geekbench - OpenCL | 17468 | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 61.566 | 65.399 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 1779.043 | 1230.47 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 6.463 | 6.371 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 103.169 | 78.519 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 308.261 | 345.793 |
| PassMark - G2D Mark | 325 | 661 |
| PassMark - G3D Mark | 4495 | 4470 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2810 | |
| GFXBench 4.0 - Manhattan (Frames) | 3264 | |
| GFXBench 4.0 - T-Rex (Frames) | 3354 | |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2810 | |
| GFXBench 4.0 - Manhattan (Fps) | 3264 | |
| GFXBench 4.0 - T-Rex (Fps) | 3354 | |
| 3DMark Fire Strike - Graphics Score | 1745 |
Compare specifications (specs)
| NVIDIA Tesla K40c | AMD Radeon HD 7870 XT | |
|---|---|---|
Essentials |
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| Architecture | Kepler | GCN 1.0 |
| Code name | GK110B | Tahiti |
| Launch date | 8 October 2013 | 19 November 2012 |
| Launch price (MSRP) | $7,699 | $270 |
| Place in performance rating | 530 | 532 |
| Type | Workstation | Desktop |
Technical info |
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| Core clock speed | 745 MHz | 925 MHz |
| Floating-point performance | 4,291 gflops | 2,995 gflops |
| Manufacturing process technology | 28 nm | 28 nm |
| Pipelines | 2880 | 1536 |
| Texture fill rate | 178.8 GTexel / s | 93.6 GTexel / s |
| Thermal Design Power (TDP) | 245 Watt | 185 Watt |
| Transistor count | 7,080 million | 4,313 million |
| Boost clock speed | 975 MHz | |
Video outputs and ports |
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| Display Connectors | No outputs | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
Compatibility, dimensions and requirements |
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| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Length | 267 mm | 267 mm |
| Supplementary power connectors | 1x 6-pin + 1x 8-pin | 2x 6-pin |
API support |
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| DirectX | 12.0 (11_1) | 12.0 (11_1) |
| OpenGL | 4.6 | 4.5 |
Memory |
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| Maximum RAM amount | 12 GB | 2 GB |
| Memory bandwidth | 288.4 GB / s | 192.0 GB / s |
| Memory bus width | 384 Bit | 256 Bit |
| Memory clock speed | 6008 MHz | 6000 MHz |
| Memory type | GDDR5 | GDDR5 |
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