Tesla K8 vs Tesla K80

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Combined performance score

Tesla K80
16.02
+68.5%

Tesla K80 outperforms Tesla K8 by 68% in our combined benchmark results.

General info

GPU architecture, market segment, value for money and other general parameters compared.

Place in performance ranking309428
Place by popularitynot in top-100not in top-100
Value for money12.533.84
ArchitectureKepler 2.0 (2013−2015)Kepler (2012−2018)
GPU code nameGK210GK104
Market segmentWorkstationWorkstation
Release date17 November 2014 (9 years old)16 September 2014 (9 years old)
Current price$83 $249
Value for money

Performance to price ratio. The higher, the better.

Tesla K80 has 226% better value for money than Tesla K8.

Technical specs

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores24961536
Core clock speed562 MHz693 MHz
Boost clock speed824 MHz811 MHz
Number of transistors7,100 million3,540 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)300 Watt100 Watt
Texture fill rate171.4103.8
Floating-point performanceno data2,491 gflops

Size and compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 3.0 x16PCIe 2.0 x16
Length267 mm241 mm
Width2-slot1-slot
Supplementary power connectors1x 8-pin1x 6-pin

Memory

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5GDDR5
Maximum RAM amount12 GB8 GB
Memory bus width384 Bit256 Bit
Memory clock speed5012 MHz5000 MHz
Memory bandwidth240.6 GB/s160.0 GB/s

Video outputs and ports

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputsNo outputs

API support

List of supported graphics and general-purpose computing APIs, including their specific versions.

DirectX12 (11_1)12 (11_0)
Shader Model5.15.1
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.1.1261.1.126
CUDA3.73.0

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Advantages and disadvantages


Performance score 16.02 9.51
Recency 17 November 2014 16 September 2014
Maximum RAM amount 12 GB 8 GB
Power consumption (TDP) 300 Watt 100 Watt

The Tesla K80 is our recommended choice as it beats the Tesla K8 in performance tests.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

User ratings

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NVIDIA Tesla K80
Tesla K80
NVIDIA Tesla K8
Tesla K8

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