NVIDIA Tesla C870 vs NVIDIA Tesla D870

Comparative analysis of NVIDIA Tesla C870 and NVIDIA Tesla D870 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.

NVIDIA Tesla C870

NVIDIA Tesla D870

Differences

Reasons to consider the NVIDIA Tesla C870

3x lower typical power consumption: 171 Watt vs 520 Watt

Thermal Design Power (TDP)	171 Watt vs 520 Watt

Reasons to consider the NVIDIA Tesla D870

11.4x more texture fill rate: 2x 19.2 GTexel / s billion / sec vs 19.2 GTexel / s
2x more pipelines: 2x 128 vs 128
2x better floating-point performance: 2x 345.6 gflops vs 345.6 gflops
2x more maximum memory size: 2x 1536 MB vs 1536 MB

Texture fill rate	2x 19.2 GTexel / s billion / sec vs 19.2 GTexel / s
Pipelines	2x 128 vs 128
Floating-point performance	2x 345.6 gflops vs 345.6 gflops
Maximum memory size	2x 1536 MB vs 1536 MB

Compare specifications (specs)

	NVIDIA Tesla C870	NVIDIA Tesla D870
Essentials
Architecture	Tesla	Tesla
Code name	G80	G80
Launch date	2 May 2007	2 May 2007
Launch price (MSRP)	$1,499	$7,499
Place in performance rating	not rated	not rated
Type	Workstation	Workstation
Technical info
Core clock speed	600 MHz	600 MHz
Floating-point performance	345.6 gflops	2x 345.6 gflops
Manufacturing process technology	90 nm	90 nm
Pipelines	128	2x 128
Texture fill rate	19.2 GTexel / s	2x 19.2 GTexel / s billion / sec
Thermal Design Power (TDP)	171 Watt	520 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
Supplementary power connectors	2x 6-pin
API support
DirectX	10.0	10.0
OpenGL	3.3	3.3
Memory
Maximum RAM amount	1536 MB	2x 1536 MB
Memory bandwidth	76.8 GB / s	2x 76.8 GB / s
Memory bus width	384 Bit	2x 384 Bit
Memory clock speed	1600 MHz	1600 MHz
Memory type	GDDR3	GDDR3