NVIDIA Tesla T4 vs NVIDIA Tesla K40st

VS

We compared two Professional market GPUs: 16GB VRAM Tesla T4 and 12GB VRAM Tesla K40st to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla T4 's Advantages

Released 4 years and 10 months late

Boost Clock1590MHz

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (320.0GB/s vs 288.4GB/s)

Lower TDP (70W vs 245W)

NVIDIA Tesla K40st 's Advantages

320 additional rendering cores

Score

Benchmark

FP32 (float)

Tesla T4 +145%

8.141 TFLOPS

Tesla K40st

3.312 TFLOPS

Tesla T4

VS

Tesla K40st

Graphics Card

Sep 2018

Release Date

Nov 2013

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

585 MHz

Base Clock

-

1590 MHz

Boost Clock

-

1250 MHz

Memory Clock

1502 MHz

Memory

16GB

Memory Size

12GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

320.0GB/s

Bandwidth

288.4GB/s

Render Config

40

SM Count

-

Compute Units

-

2560

Shading Units

2880

160

TMUs

240

64

ROPs

48

320

Tensor Cores

-

40

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

1536 KB

Theoretical Performance

101.8 GPixel/s

Pixel Rate

34.50 GPixel/s

254.4 GTexel/s

Texture Rate

138.0 GTexel/s

65.13 TFLOPS

FP16 (half)

-

8.141 TFLOPS

FP32 (float)

3.312 TFLOPS

254.4 GFLOPS

FP64 (double)

1104 GFLOPS

Graphics Processor

TU104

GPU Name

GK110B

TU104-895-A1

GPU Variant

-

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

13.6 billion

Transistors

7.08 billion

545 mm²

Die Size

561 mm²

Board Design

70W

TDP

245W

250 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

7.5

CUDA

3.5

6.6

Shader Model

5.1

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