AMD Radeon HD 7870 GHz Edition vs NVIDIA GeForce RTX 4080 16 GB

VS

AMD Radeon HD 7870 GHz Edition NVIDIA GeForce RTX 4080 16 GB

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition and 16GB VRAM GeForce RTX 4080 16 GB 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 320W)

NVIDIA GeForce RTX 4080 16 GB 's Advantages

Released 10 years and 6 months late

Boost Clock2505MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (716.8GB/s vs 153.6GB/s)

8448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7870 GHz Edition

2.56 TFLOPS

GeForce RTX 4080 16 GB +1803%

48.74 TFLOPS

Radeon HD 7870 GHz Edition

VS

GeForce RTX 4080 16 GB

Graphics Card

Mar 2012

Release Date

Sep 2022

Southern Islands

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2205 MHz

-

Boost Clock

2505 MHz

1200 MHz

Memory Clock

1400 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

716.8GB/s

Render Config

-

SM Count

76

20

Compute Units

-

1280

Shading Units

9728

80

TMUs

304

32

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

64 MB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

280.6 GPixel/s

80.00 GTexel/s

Texture Rate

761.5 GTexel/s

-

FP16 (half)

48.74 TFLOPS

2.560 TFLOPS

FP32 (float)

48.74 TFLOPS

160.0 GFLOPS

FP64 (double)

761.5 GFLOPS

Graphics Processor

Pitcairn

GPU Name

AD103

Pitcairn XT (215-0828047)

GPU Variant

AD103-300-A1

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

2.8 billion

Transistors

45.9 billion

212 mm²

Die Size

379 mm²

Board Design

175W

TDP

320W

450 W

Suggested PSU

700 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

6.6

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