NVIDIA Tesla K20Xm vs NVIDIA L4

VS

NVIDIA Tesla K20Xm

NVIDIA L4

We compared two Professional market GPUs: 6GB VRAM Tesla K20Xm and 24GB VRAM L4 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L4 's Advantages

Released 10 years and 4 months late

Boost Clock2040MHz

More VRAM (24GB vs 6GB)

Larger VRAM bandwidth (300.1GB/s vs 249.6GB/s)

4736 additional rendering cores

Lower TDP (72W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20Xm

3.935 TFLOPS

L4 +669%

30.29 TFLOPS

Tesla K20Xm

VS

L4

Graphics Card

Nov 2012

Release Date

Mar 2023

Tesla

Generation

Tesla Ada(Lxx)

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

795 MHz

-

Boost Clock

2040 MHz

1300 MHz

Memory Clock

1563 MHz

Memory

6GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

192bit

249.6GB/s

Bandwidth

300.1GB/s

Render Config

-

SM Count

60

2688

Shading Units

7424

224

TMUs

240

48

ROPs

80

-

Tensor Cores

240

-

RT Cores

60

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1536 KB

L2 Cache

48 MB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

163.2 GPixel/s

164.0 GTexel/s

Texture Rate

489.6 GTexel/s

-

FP16 (half)

30.29 TFLOPS

3.935 TFLOPS

FP32 (float)

30.29 TFLOPS

1312 GFLOPS

FP64 (double)

473.3 GFLOPS

Board Design

235W

TDP

72W

550 W

Suggested PSU

250 W

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK110

GPU Name

AD104

-

GPU Variant

AD104-???-A1

Kepler

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

7.08 billion

Transistors

35.8 billion

561 mm²

Die Size

294 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

8.9

5.1

Shader Model

6.8

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