AMD Radeon HD 6390 vs NVIDIA L20

VS

AMD Radeon HD 6390

NVIDIA L20

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 48GB VRAM L20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6390 's Advantages

Lower TDP (39W vs 275W)

NVIDIA L20 's Advantages

Released 12 years and 4 months late

Boost Clock2520MHz

More VRAM (48GB vs 1024GB)

Larger VRAM bandwidth (864.0GB/s vs 16.00GB/s)

11456 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

L20 +16760%

59.35 TFLOPS

Radeon HD 6390

VS

L20

Graphics Card

Jul 2011

Release Date

Nov 2023

Northern Islands

Generation

Tesla Ada

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1440 MHz

-

Boost Clock

2520 MHz

500 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

48GB

DDR2

Memory Type

GDDR6

128bit

Memory Bus

384bit

16.00GB/s

Bandwidth

864.0GB/s

Render Config

4

Compute Units

-

SM Count

92

320

Shading Units

11776

16

TMUs

368

8

ROPs

128

-

Tensor Cores

368

-

RT Cores

92

8 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

96 MB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

322.6 GPixel/s

8.800 GTexel/s

Texture Rate

927.4 GTexel/s

-

FP16 (half)

59.35 TFLOPS

352.0 GFLOPS

FP32 (float)

59.35 TFLOPS

-

FP64 (double)

927.4 GFLOPS

Board Design

39W

TDP

275W

200 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

4x DisplayPort 1.4a

None

Power Connectors

1x 16-pin

Graphics Processor

Redwood

GPU Name

AD102

Redwood LE

GPU Variant

AD102

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

0.627 billion

Transistors

76.3 billion

104 mm²

Die Size

609 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.9

5.0

Shader Model

6.7

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