NVIDIA L20 vs AMD Radeon HD 7950

VS

NVIDIA L20

AMD Radeon HD 7950

We compared two Desktop platform GPUs: 48GB VRAM L20 and 3GB VRAM Radeon HD 7950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L20 's Advantages

Released 11 years and 10 months late

Boost Clock2520MHz

More VRAM (48GB vs 3GB)

Larger VRAM bandwidth (864.0GB/s vs 240.0GB/s)

9984 additional rendering cores

AMD Radeon HD 7950 's Advantages

Lower TDP (200W vs 275W)

Score

Benchmark

FP32 (float)

L20 +1970%

59.35 TFLOPS

Radeon HD 7950

2.867 TFLOPS

L20

VS

Radeon HD 7950

Graphics Card

Nov 2023

Release Date

Jan 2012

Tesla Ada

Generation

Southern 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

1250 MHz

Memory

48GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

384bit

864.0GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

92

SM Count

-

11776

Shading Units

1792

368

TMUs

112

128

ROPs

32

368

Tensor Cores

-

92

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

96 MB

L2 Cache

768 KB

-

Theoretical Performance

322.6 GPixel/s

Pixel Rate

25.60 GPixel/s

927.4 GTexel/s

Texture Rate

89.60 GTexel/s

59.35 TFLOPS

FP16 (half)

-

59.35 TFLOPS

FP32 (float)

2.867 TFLOPS

927.4 GFLOPS

FP64 (double)

716.8 GFLOPS

Board Design

275W

TDP

200W

600 W

Suggested PSU

550 W

4x DisplayPort 1.4a

Outputs

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

1x 16-pin

Power Connectors

2x 6-pin

Graphics Processor

AD102

GPU Name

Tahiti

AD102

GPU Variant

Tahiti PRO (215-0821056)

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

76.3 billion

Transistors

4.313 billion

609 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

5.1

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