NVIDIA Tesla K40st vs NVIDIA RTX A4000 Mobile

VS

NVIDIA Tesla K40st

NVIDIA RTX A4000 Mobile

We compared two Professional market GPUs: 12GB VRAM Tesla K40st and 8GB VRAM RTX A4000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K40st 's Advantages

More VRAM (12GB vs 8GB)

NVIDIA RTX A4000 Mobile 's Advantages

Released 7 years and 5 months late

Boost Clock1680MHz

Larger VRAM bandwidth (384.0GB/s vs 288.4GB/s)

2240 additional rendering cores

Lower TDP (115W vs 245W)

Score

Benchmark

FP32 (float)

Tesla K40st

3.312 TFLOPS

RTX A4000 Mobile +419%

17.2 TFLOPS

Tesla K40st

VS

RTX A4000 Mobile

Graphics Card

Nov 2013

Release Date

Apr 2021

Tesla

Generation

Quadro Ampere-M

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1140 MHz

-

Boost Clock

1680 MHz

1502 MHz

Memory Clock

1500 MHz

Memory

12GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

288.4GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

40

2880

Shading Units

5120

240

TMUs

160

48

ROPs

80

-

Tensor Cores

160

-

RT Cores

40

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1536 KB

L2 Cache

4 MB

-

Theoretical Performance

34.50 GPixel/s

Pixel Rate

134.4 GPixel/s

138.0 GTexel/s

Texture Rate

268.8 GTexel/s

-

FP16 (half)

17.20 TFLOPS

3.312 TFLOPS

FP32 (float)

17.20 TFLOPS

1104 GFLOPS

FP64 (double)

268.8 GFLOPS

Board Design

245W

TDP

115W

550 W

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GK110B

GPU Name

GA104

-

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

7.08 billion

Transistors

17.4 billion

561 mm²

Die Size

392 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

8.6

5.1

Shader Model

6.7

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