AMD Radeon HD 7870 GHz Edition vs NVIDIA GeForce RTX 4080 Ti

VS

AMD Radeon HD 7870 GHz Edition NVIDIA GeForce RTX 4080 Ti

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition and 16GB VRAM GeForce RTX 4080 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 GHz Edition 's Advantages

Lower TDP (175W vs 400W)

NVIDIA GeForce RTX 4080 Ti 's Advantages

Boost Clock2610MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (678.4GB/s vs 153.6GB/s)

12800 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7870 GHz Edition

2.56 TFLOPS

GeForce RTX 4080 Ti +2771%

73.5 TFLOPS

Radeon HD 7870 GHz Edition

VS

GeForce RTX 4080 Ti

Graphics Card

Mar 2012

Release Date

Unknown

Southern Islands

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2340 MHz

-

Boost Clock

2610 MHz

1200 MHz

Memory Clock

1325 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

678.4GB/s

Render Config

-

SM Count

110

20

Compute Units

-

1280

Shading Units

14080

80

TMUs

440

32

ROPs

144

-

Tensor Cores

440

-

RT Cores

110

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

80 MB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

375.8 GPixel/s

80.00 GTexel/s

Texture Rate

1148 GTexel/s

-

FP16 (half)

73.50 TFLOPS

2.560 TFLOPS

FP32 (float)

73.50 TFLOPS

160.0 GFLOPS

FP64 (double)

1148 GFLOPS

Graphics Processor

Pitcairn

GPU Name

AD102

Pitcairn XT (215-0828047)

GPU Variant

AD102-225-A1

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

2.8 billion

Transistors

76.3 billion

212 mm²

Die Size

609 mm²

Board Design

175W

TDP

400W

450 W

Suggested PSU

800 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 16-pin

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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