AMD Radeon HD 7870 XT vs NVIDIA L20

VS

AMD Radeon HD 7870 XT

NVIDIA L20

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT and 48GB VRAM L20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 XT 's Advantages

Lower TDP (185W vs 275W)

NVIDIA L20 's Advantages

Released 11 years late

Boost Clock has increased by 158% (2520MHz vs 975MHz)

More VRAM (48GB vs 2GB)

Larger VRAM bandwidth (864.0GB/s vs 192.0GB/s)

10240 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT

2.995 TFLOPS

L20 +1881%

59.35 TFLOPS

Radeon HD 7870 XT

VS

L20

Graphics Card

Nov 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

925 MHz

Base Clock

1440 MHz

975 MHz

Boost Clock

2520 MHz

1500 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

384bit

192.0GB/s

Bandwidth

864.0GB/s

Render Config

24

Compute Units

-

SM Count

92

1536

Shading Units

11776

96

TMUs

368

32

ROPs

128

-

Tensor Cores

368

-

RT Cores

92

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

96 MB

-

Theoretical Performance

31.20 GPixel/s

Pixel Rate

322.6 GPixel/s

93.60 GTexel/s

Texture Rate

927.4 GTexel/s

-

FP16 (half)

59.35 TFLOPS

2.995 TFLOPS

FP32 (float)

59.35 TFLOPS

748.8 GFLOPS

FP64 (double)

927.4 GFLOPS

Board Design

185W

TDP

275W

450 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 LE (215-0821122)

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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