NVIDIA GeForce RTX 3080 Ti 20 GB vs ATI Radeon HD 5870

VS

NVIDIA GeForce RTX 3080 Ti 20 GB

ATI Radeon HD 5870

We compared two Desktop platform GPUs: 20GB VRAM GeForce RTX 3080 Ti 20 GB and 1024MB VRAM Radeon HD 5870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 20 GB 's Advantages

Released 12 years and 4 months late

Boost Clock1665MHz

More VRAM (20GB vs 1024GB)

Larger VRAM bandwidth (760.3GB/s vs 153.6GB/s)

8640 additional rendering cores

ATI Radeon HD 5870 's Advantages

Lower TDP (188W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti 20 GB +1153%

34.1 TFLOPS

Radeon HD 5870

2.72 TFLOPS

GeForce RTX 3080 Ti 20 GB

VS

Radeon HD 5870

Graphics Card

Jan 2022

Release Date

Sep 2009

GeForce 30

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1335 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1188 MHz

Memory Clock

1200 MHz

Memory

20GB

Memory Size

1024MB

GDDR6X

Memory Type

GDDR5

320bit

Memory Bus

256bit

760.3GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

80

SM Count

-

10240

Shading Units

1600

320

TMUs

80

112

ROPs

32

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

6 MB

L2 Cache

512 KB

-

Theoretical Performance

186.5 GPixel/s

Pixel Rate

27.20 GPixel/s

532.8 GTexel/s

Texture Rate

68.00 GTexel/s

34.10 TFLOPS

FP16 (half)

-

34.10 TFLOPS

FP32 (float)

2.720 TFLOPS

532.8 GFLOPS

FP64 (double)

544.0 GFLOPS

Board Design

350W

TDP

188W

750 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 12-pin

Power Connectors

2x 6-pin

Graphics Processor

GA102

GPU Name

Cypress

GA102-225-A1

GPU Variant

Cypress XT (215-0735033)

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

28.3 billion

Transistors

2.154 billion

628 mm²

Die Size

334 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

5.0

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