NVIDIA Tesla K20X Full Specs

Summary

2,688 Shaders 786MHz

6GB GDDR5249.6GB/s

Peak·FP32·FP16 4.23 TFLOPS

Form Factor PCIe Card

TDP 235W

Power Connectors 1x 8-Pin 1x 6-Pin

Highlights

Peak OPS

Peak OPS FP32 FP64 Memory Bandwidth

Tesla K20X4.23 TFLOPSFP32

x1

Top Score3.35 PFLOPS FP4 Tensor SparseDesktop1xGeForce RTX 5090

x793.29

Theoretical Performance

Clock Speed786MHz UC·Base·Boost·OC

Peak OPS 4.23 TFLOPSFP32

FP32 4.23 TFLOPS

FP64 1.41 TFLOPS

Pixel Rate 37.7 GPixel/s

Texture Rate 176.1 GTexel/s

Core Config

Shaders 2,688 Shaders

TMUs 224 TMUs

ROPs 48 ROPs

SMs 14 SMs

Clocks

Base Clock 732MHz

Boost Clock 786MHz

Cache

L1 48KB/SM Tex

L2 Cache 1.5MB shared

Memory

6GB GDDR5

Memory Bus 384-bit

Memory Speed 5.2GT/s

Memory Bandwidth 249.6GB/s

ECC No

Power & Thermals

TDP 235W

Video Output

Max Resolution 4096x2304

Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 68Hz

Adaptive Sync G-Sync FreeSync

DSC Not Supported

API Support

Shader Model 6.5

DirectX DirectX 12 Direct3D 11_0

OpenGL 4.6 OpenCL 3 Vulkan 1.2

CUDA 3.5 PureVideo HD VP5 VDPAU Feature Set D

Encoder

Encoder NVENC 1

Codec AVC (H.264)

Decoder

Decoder NVDEC 1

Codec MPEG-1 MPEG-2 MPEG-4 VC-1 AVC (H.264)

Card

Form Factor PCIe Card

PCIe PCIe 3.0 x16 2-Slots

Height 111mm (4.37") Width 267mm (10.51") Depth 39mm (1.53")

Cooling Passive

Power Connectors 1x 8-Pin, 1x 6-Pin

Multi-GPU Multi-GPU Support Supported Multi-GPU Type 4-way SLI

Chip

Manufacturer NVIDIA

Chip Designer NVIDIA

Architecture Kepler

Family Tesla K

Branding

Codename NVF0

Chip Variant GK110-400-A1

Market Segment Server

Release Date Nov 12, 2012

Fabrication

Foundry TSMC

Fabrication Node 28nm

Die Size 561mm²

Transistor Count 7.1B

Transistor Density 12.62 MTr/mm²

Images