ATI Radeon HD 4870 vs NVIDIA GeForce RTX 2080 Ti

VS

ATI Radeon HD 4870

NVIDIA GeForce RTX 2080 Ti

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 and 11GB VRAM GeForce RTX 2080 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 's Advantages

Lower TDP (150W vs 250W)

NVIDIA GeForce RTX 2080 Ti 's Advantages

Released 10 years and 3 months late

Boost Clock1545MHz

More VRAM (11GB vs 512GB)

Larger VRAM bandwidth (616.0GB/s vs 115.2GB/s)

3552 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4870

1.2 TFLOPS

GeForce RTX 2080 Ti +1020%

13.45 TFLOPS

Radeon HD 4870

VS

GeForce RTX 2080 Ti

Graphics Card

Jun 2008

Release Date

Sep 2018

Radeon R700

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1350 MHz

-

Boost Clock

1545 MHz

900 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

11GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

352bit

115.2GB/s

Bandwidth

616.0GB/s

Render Config

10

Compute Units

-

SM Count

68

800

Shading Units

4352

40

TMUs

272

16

ROPs

88

-

Tensor Cores

544

-

RT Cores

68

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

0 MB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

136.0 GPixel/s

30.00 GTexel/s

Texture Rate

420.2 GTexel/s

-

FP16 (half)

26.90 TFLOPS

1200 GFLOPS

FP32 (float)

13.45 TFLOPS

240.0 GFLOPS

FP64 (double)

420.2 GFLOPS

Board Design

150W

TDP

250W

450 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

RV770

GPU Name

TU102

RV770 XT (215-0669049)

GPU Variant

TU102-300A-K1-A1

TeraScale

Architecture

Turing

TSMC

Foundry

TSMC

55 nm

Process Size

12 nm

0.956 billion

Transistors

18.6 billion

256 mm²

Die Size

754 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

7.5

4.1

Shader Model

6.6

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