AMD Radeon HD 6870 1600SP Edition vs NVIDIA GeForce RTX 4080 16 GB

VS

AMD Radeon HD 6870 1600SP Edition

NVIDIA GeForce RTX 4080 16 GB

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 1600SP 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 6870 1600SP Edition 's Advantages

Lower TDP (175W vs 320W)

NVIDIA GeForce RTX 4080 16 GB 's Advantages

Released 9 years and 8 months late

Boost Clock2505MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (716.8GB/s vs 134.4GB/s)

8128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870 1600SP Edition

2.72 TFLOPS

GeForce RTX 4080 16 GB +1691%

48.74 TFLOPS

Radeon HD 6870 1600SP Edition

VS

GeForce RTX 4080 16 GB

Graphics Card

Jan 2013

Release Date

Sep 2022

Northern Islands

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2205 MHz

-

Boost Clock

2505 MHz

1050 MHz

Memory Clock

1400 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

716.8GB/s

Render Config

20

Compute Units

-

SM Count

76

1600

Shading Units

9728

80

TMUs

304

32

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

64 MB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

280.6 GPixel/s

68.00 GTexel/s

Texture Rate

761.5 GTexel/s

-

FP16 (half)

48.74 TFLOPS

2.720 TFLOPS

FP32 (float)

48.74 TFLOPS

544.0 GFLOPS

FP64 (double)

761.5 GFLOPS

Board Design

175W

TDP

320W

450 W

Suggested PSU

700 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 16-pin

Graphics Processor

Cypress

GPU Name

AD103

Cypress XT (215-0735033)

GPU Variant

AD103-300-A1

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

2.154 billion

Transistors

45.9 billion

334 mm²

Die Size

379 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.9

5.0

Shader Model

6.6

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