NVIDIA A40 PCIe vs NVIDIA Tesla T4

VS

NVIDIA A40 PCIe NVIDIA Tesla T4

We compared a Desktop platform GPU: 48GB VRAM A40 PCIe and a Professional market GPU: 16GB VRAM Tesla T4 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A40 PCIe 's Advantages

Released 2 years and 1 months late

Boost Clock has increased by 9% (1740MHz vs 1590MHz)

More VRAM (48GB vs 16GB)

Larger VRAM bandwidth (695.8GB/s vs 320.0GB/s)

8192 additional rendering cores

NVIDIA Tesla T4 's Advantages

Lower TDP (70W vs 300W)

Score

Benchmark

FP32 (float)

A40 PCIe +359%

37.42 TFLOPS

Tesla T4

8.141 TFLOPS

Blender

A40 PCIe +185%

4170

Tesla T4

1459

A40 PCIe

VS

Tesla T4

Graphics Card

Oct 2020

Release Date

Sep 2018

Tesla

Generation

Tesla

Desktop

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1305 MHz

Base Clock

585 MHz

1740 MHz

Boost Clock

1590 MHz

1812 MHz

Memory Clock

1250 MHz

Memory

48GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

256bit

695.8GB/s

Bandwidth

320.0GB/s

Render Config

84

SM Count

40

-

Compute Units

-

10752

Shading Units

2560

336

TMUs

160

112

ROPs

64

336

Tensor Cores

320

84

RT Cores

40

128 KB (per SM)

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

4 MB

Theoretical Performance

194.9 GPixel/s

Pixel Rate

101.8 GPixel/s

584.6 GTexel/s

Texture Rate

254.4 GTexel/s

37.42 TFLOPS

FP16 (half)

65.13 TFLOPS

37.42 TFLOPS

FP32 (float)

8.141 TFLOPS

584.6 GFLOPS

FP64 (double)

254.4 GFLOPS

Graphics Processor

GA102

GPU Name

TU104

-

GPU Variant

TU104-895-A1

Ampere

Architecture

Turing

Samsung

Foundry

TSMC

8 nm

Process Size

12 nm

28.3 billion

Transistors

13.6 billion

628 mm²

Die Size

545 mm²

Board Design

300W

TDP

70W

700 W

Suggested PSU

250 W

3x DisplayPort 1.4a

Outputs

No outputs

8-pin EPS

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

7.5

6.6

Shader Model

6.6

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