NVIDIA Tesla D870 vs NVIDIA Tesla S870

Comparative analysis of NVIDIA Tesla D870 and NVIDIA Tesla S870 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.

 

Differences

Reasons to consider the NVIDIA Tesla D870

  • Around 54% lower typical power consumption: 520 Watt vs 800 Watt
Thermal Design Power (TDP) 520 Watt vs 800 Watt

Reasons to consider the NVIDIA Tesla S870

  • Around 91% higher texture fill rate: 4x 19.2 GTexel / s billion / sec vs 2x 19.2 GTexel / s billion / sec
  • 2x more pipelines: 4x 128 vs 2x 128
  • 2x better floating-point performance: 4x 345.6 gflops vs 2x 345.6 gflops
  • 2x more maximum memory size: 4x 1536 MB vs 2x 1536 MB
Texture fill rate 4x 19.2 GTexel / s billion / sec vs 2x 19.2 GTexel / s billion / sec
Pipelines 4x 128 vs 2x 128
Floating-point performance 4x 345.6 gflops vs 2x 345.6 gflops
Maximum memory size 4x 1536 MB vs 2x 1536 MB

Compare specifications (specs)

NVIDIA Tesla D870 NVIDIA Tesla S870

Essentials

Architecture Tesla Tesla
Code name G80 G80
Launch date 2 May 2007 2 May 2007
Launch price (MSRP) $7,499 $11,999
Place in performance rating not rated not rated
Type Workstation Workstation

Technical info

Core clock speed 600 MHz 600 MHz
Floating-point performance 2x 345.6 gflops 4x 345.6 gflops
Manufacturing process technology 90 nm 90 nm
Pipelines 2x 128 4x 128
Texture fill rate 2x 19.2 GTexel / s billion / sec 4x 19.2 GTexel / s billion / sec
Thermal Design Power (TDP) 520 Watt 800 Watt
Transistor count 681 million 681 million

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Interface PCIe 1.0 x16 PCIe 1.0 x16

API support

DirectX 10.0 10.0
OpenGL 3.3 3.3

Memory

Maximum RAM amount 2x 1536 MB 4x 1536 MB
Memory bandwidth 2x 76.8 GB / s 4x 76.8 GB / s
Memory bus width 2x 384 Bit 4x 384 Bit
Memory clock speed 1600 MHz 1600 MHz
Memory type GDDR3 GDDR3

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