NVIDIA L20 vs AMD Radeon R9 390 X2

VS

NVIDIA L20

AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 48GB VRAM L20 and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L20 's Advantages

Released 8 years and 2 months late

Boost Clock2520MHz

More VRAM (48GB vs 8GB)

Larger VRAM bandwidth (864.0GB/s vs 345.6GB/s)

9216 additional rendering cores

Lower TDP (275W vs 580W)

Score

Benchmark

FP32 (float)

L20 +1059%

59.35 TFLOPS

Radeon R9 390 X2

5.12 TFLOPS

L20

VS

Radeon R9 390 X2

Graphics Card

Nov 2023

Release Date

Sep 2015

Tesla Ada

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1440 MHz

Base Clock

-

2520 MHz

Boost Clock

-

2250 MHz

Memory Clock

1350 MHz

Memory

48GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

512bit

864.0GB/s

Bandwidth

345.6GB/s

Render Config

-

Compute Units

40

92

SM Count

-

11776

Shading Units

2560

368

TMUs

160

128

ROPs

64

368

Tensor Cores

-

92

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

96 MB

L2 Cache

1024 KB

-

Theoretical Performance

322.6 GPixel/s

Pixel Rate

64.00 GPixel/s

927.4 GTexel/s

Texture Rate

160.0 GTexel/s

59.35 TFLOPS

FP16 (half)

-

59.35 TFLOPS

FP32 (float)

5.120 TFLOPS

927.4 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

275W

TDP

580W

600 W

Suggested PSU

950 W

4x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 16-pin

Power Connectors

4x 8-pin

Graphics Processor

AD102

GPU Name

Grenada

AD102

GPU Variant

Grenada PRO (215-0880030)

Ada Lovelace

Architecture

GCN 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

76.3 billion

Transistors

6.2 billion

609 mm²

Die Size

438 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.3

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