AMD Radeon HD 7950 vs NVIDIA L20

VS

AMD Radeon HD 7950

NVIDIA L20

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

Main Differences

AMD Radeon HD 7950 's Advantages

Lower TDP (200W vs 275W)

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

Score

Benchmark

FP32 (float)

Radeon HD 7950

2.867 TFLOPS

L20 +1970%

59.35 TFLOPS

Radeon HD 7950

VS

L20

Graphics Card

Jan 2012

Release Date

Nov 2023

Southern Islands

Generation

Tesla Ada

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1440 MHz

-

Boost Clock

2520 MHz

1250 MHz

Memory Clock

2250 MHz

Memory

3GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

384bit

240.0GB/s

Bandwidth

864.0GB/s

Render Config

28

Compute Units

-

SM Count

92

1792

Shading Units

11776

112

TMUs

368

32

ROPs

128

-

Tensor Cores

368

-

RT Cores

92

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

96 MB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

322.6 GPixel/s

89.60 GTexel/s

Texture Rate

927.4 GTexel/s

-

FP16 (half)

59.35 TFLOPS

2.867 TFLOPS

FP32 (float)

59.35 TFLOPS

716.8 GFLOPS

FP64 (double)

927.4 GFLOPS

Board Design

200W

TDP

275W

550 W

Suggested PSU

600 W

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

Outputs

4x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 16-pin

Graphics Processor

Tahiti

GPU Name

AD102

Tahiti PRO (215-0821056)

GPU Variant

AD102

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

4.313 billion

Transistors

76.3 billion

352 mm²

Die Size

609 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

5.1

Shader Model

6.7

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