NVIDIA Tesla K20Xm: GPU Specs & Benchmarks

The Tesla K20Xm is a graphics card by NVIDIA, built on the 28 nm process and based on the GK110 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name
GK110
Architecture
Kepler
Foundry
TSMC
Process Size
28 nm
Transistors
7,080 million
Die Size
561 mm²

Graphics Card

Release Date
Nov 12th, 2012
Family
Tesla
(Kxx)
Production
End-of-life
Launch Price
7,699 USD
Bus Interface
PCIe 3.0 x16

Memory

Memory Size
6 GB
Memory Type
GDDR5
Memory Bus
384 bit
Bandwidth
249.6 GB/s

Performance

Pixel fillrate
40.99 GPixel/s
Texture fillrate
164.0 GTexel/s
FP32 (float) performance
3.935 TFLOPS
FP64 (double) performance
1,312 GFLOPS (1:3)

Clock Speeds

Memory Clock
1300 MHz
5.2 Gbps effective
GPU Clock
732 MHz

Render Config

Shading Units
2688
TMUs
224
ROPs
48
L1 Cache
16 KB (per SMX)
L2 Cache
1536 KB

Board Design

Slot Width
Dual-slot
Length
267 mm
10.5 inches
Thermal design power (TDP)
235 W
Suggested PSU
550 W
Display Connectors
No outputs

API support

DirectX
12 (11_0)
OpenGL
4.6
OpenCL
3.0
Vulkan
1.1
Shader Model
5.1
CUDA
3.5
Tesla K20Xm
NVIDIA Tesla K20Xm: GPU Specs & Benchmarks