NVIDIA L20 vs AMD Radeon HD 6790

VS

NVIDIA L20

AMD Radeon HD 6790

We compared two Desktop platform GPUs: 48GB VRAM L20 and 1024MB VRAM Radeon HD 6790 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L20 's Advantages

Released 12 years and 7 months late

Boost Clock2520MHz

More VRAM (48GB vs 1024GB)

Larger VRAM bandwidth (864.0GB/s vs 134.4GB/s)

10976 additional rendering cores

AMD Radeon HD 6790 's Advantages

Lower TDP (150W vs 275W)

Score

Benchmark

FP32 (float)

L20 +4315%

59.35 TFLOPS

Radeon HD 6790

1.344 TFLOPS

L20

VS

Radeon HD 6790

Graphics Card

Nov 2023

Release Date

Apr 2011

Tesla Ada

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1440 MHz

Base Clock

-

2520 MHz

Boost Clock

-

2250 MHz

Memory Clock

1050 MHz

Memory

48GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

256bit

864.0GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

10

92

SM Count

-

11776

Shading Units

800

368

TMUs

40

128

ROPs

16

368

Tensor Cores

-

92

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

96 MB

L2 Cache

512 KB

-

Theoretical Performance

322.6 GPixel/s

Pixel Rate

13.44 GPixel/s

927.4 GTexel/s

Texture Rate

33.60 GTexel/s

59.35 TFLOPS

FP16 (half)

-

59.35 TFLOPS

FP32 (float)

1344 GFLOPS

927.4 GFLOPS

FP64 (double)

-

Board Design

275W

TDP

150W

600 W

Suggested PSU

450 W

4x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 16-pin

Power Connectors

2x 6-pin

Graphics Processor

AD102

GPU Name

Barts

AD102

GPU Variant

Barts LE (215-0798002)

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

76.3 billion

Transistors

1.7 billion

609 mm²

Die Size

255 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.9

CUDA

-

6.7

Shader Model

5.0

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