NVIDIA Tesla K80 vs NVIDIA RTX A4000

VS

NVIDIA Tesla K80 NVIDIA RTX A4000

We compared two Professional market GPUs: 12GB VRAM Tesla K80 and 16GB VRAM RTX A4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 's Advantages

Released 6 years and 5 months late

Boost Clock has increased by 89% (1560MHz vs 824MHz)

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (448.0GB/s vs 240.6GB/s)

3648 additional rendering cores

Lower TDP (140W vs 300W)

Score

Benchmark

FP32 (float)

Tesla K80

4.113 TFLOPS

RTX A4000 +366%

19.17 TFLOPS

Blender

Tesla K80

373

RTX A4000 +880%

3658

OctaneBench

Tesla K80

62

RTX A4000 +464%

350

Tesla K80

VS

RTX A4000

Graphics Card

Nov 2014

Release Date

Apr 2021

Tesla

Generation

Quadro Ampere

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

562 MHz

Base Clock

735 MHz

824 MHz

Boost Clock

1560 MHz

1253 MHz

Memory Clock

1750 MHz

Memory

12GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

240.6GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

48

-

Compute Units

-

2496

Shading Units

6144

208

TMUs

192

48

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1536 KB

L2 Cache

4 MB

Theoretical Performance

42.85 GPixel/s

Pixel Rate

149.8 GPixel/s

171.4 GTexel/s

Texture Rate

299.5 GTexel/s

-

FP16 (half)

19.17 TFLOPS

4.113 TFLOPS

FP32 (float)

19.17 TFLOPS

1371 GFLOPS

FP64 (double)

299.5 GFLOPS

Graphics Processor

GK210

GPU Name

GA104

GK210-885-A1

GPU Variant

GA104-875-A1

Kepler 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

7.1 billion

Transistors

17.4 billion

561 mm²

Die Size

392 mm²

Board Design

300W

TDP

140W

700 W

Suggested PSU

300 W

No outputs

Outputs

4x DisplayPort 1.4a

1x 8-pin

Power Connectors

1x 6-pin

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

3.7

CUDA

8.6

5.1

Shader Model

6.7

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