Product comparison · 2 gpus

Fujitsu NVIDIA Tesla K40 vs Fujitsu NVIDIA Tesla K80

Key differences

CUDA cores
- NVIDIA Tesla K40:2880
- NVIDIA Tesla K80:4992
Processor frequency
- NVIDIA Tesla K40:745 MHz
- NVIDIA Tesla K80:560 MHz
Discrete graphics card memory
- NVIDIA Tesla K40:12 GB
- NVIDIA Tesla K80:24 GB
Memory clock speed
- NVIDIA Tesla K40:3004 MHz
- NVIDIA Tesla K80:2500 MHz
Memory bandwidth (max)
- NVIDIA Tesla K40:288 GB/s
- NVIDIA Tesla K80:480 GB/s
Power consumption (typical)
- NVIDIA Tesla K40:235 W
- NVIDIA Tesla K80:300 W
Supplementary power connectors
- NVIDIA Tesla K40:1x 6-pin, 1x 8-pin
- NVIDIA Tesla K80:1x 8-pin

Differences highlightedShow differences only

Comparison of NVIDIA Tesla K40, NVIDIA Tesla K80
31 specifications	A Fujitsu NVIDIA Tesla K40 View product	B Fujitsu NVIDIA Tesla K80 View product
Processor2 differ
Graphics processorKnown for one	Tesla K40	Unknown — not stated by the source
CUDA coresDiffers	2880	4992
Processor frequencyDiffers	745 MHz	560 MHz
Peak floating point performance (double precision)Known for one	1430 Gflops	Unknown — not stated by the source
Peak floating point performance (single precision)Known for one	4290 Gflops	Unknown — not stated by the source
Processor coresKnown for one	Unknown — not stated by the source	2
Memory3 differ
Discrete graphics card memoryDiffers	12 GB	24 GB
Memory clock speedDiffers	3004 MHz	2500 MHz
Memory bandwidth (max)Differs	288 GB/s	480 GB/s
Power2 differ
Power consumption (typical)Differs	235 W	300 W
Supplementary power connectorsDiffers	1x 6-pin, 1x 8-pin	1x 8-pin

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.