AMD Radeon RX 7800 vs NVIDIA L20

VS

AMD Radeon RX 7800

NVIDIA L20

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 48GB VRAM L20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Boost Clock has increased by 11% (2800MHz vs 2520MHz)

NVIDIA L20 's Advantages

Released 10 months late

More VRAM (48GB vs 16GB)

Larger VRAM bandwidth (864.0GB/s vs 576.0GB/s)

7936 additional rendering cores

Lower TDP (275W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800

37.32 TFLOPS

L20 +59%

59.35 TFLOPS

Radeon RX 7800

VS

L20

Graphics Card

Jan 2023

Release Date

Nov 2023

Navi III

Generation

Tesla Ada

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1800 MHz

Base Clock

1440 MHz

2800 MHz

Boost Clock

2520 MHz

2250 MHz

Memory Clock

2250 MHz

Memory

16GB

Memory Size

48GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

384bit

576.0GB/s

Bandwidth

864.0GB/s

Render Config

60

Compute Units

-

SM Count

92

3840

Shading Units

11776

240

TMUs

368

128

ROPs

128

-

Tensor Cores

368

60

RT Cores

92

128 KB per Array

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

96 MB

64 MB

L3 Cache

-

Theoretical Performance

358.4 GPixel/s

Pixel Rate

322.6 GPixel/s

672.0 GTexel/s

Texture Rate

927.4 GTexel/s

86.02 TFLOPS

FP16 (half)

59.35 TFLOPS

43.01 TFLOPS

FP32 (float)

59.35 TFLOPS

1344 GFLOPS

FP64 (double)

927.4 GFLOPS

Board Design

300W

TDP

275W

700 W

Suggested PSU

600 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

4x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Navi 32

GPU Name

AD102

Navi 32 XT

GPU Variant

AD102

RDNA 3.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

Unknown

Transistors

76.3 billion

346 mm²

Die Size

609 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.9

6.7

Shader Model

6.7

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