NVIDIA GeForce RTX 2080 vs AMD Radeon HD 6870

VS

NVIDIA GeForce RTX 2080 AMD Radeon HD 6870

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2080 and 1024MB VRAM Radeon HD 6870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 's Advantages

Released 7 years and 11 months late

Boost Clock1710MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (448.0GB/s vs 134.4GB/s)

1824 additional rendering cores

AMD Radeon HD 6870 's Advantages

Lower TDP (151W vs 215W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 +399%

10.07 TFLOPS

Radeon HD 6870

2.016 TFLOPS

GeForce RTX 2080

VS

Radeon HD 6870

Graphics Card

Sep 2018

Release Date

Oct 2010

GeForce 20

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1515 MHz

Base Clock

-

1710 MHz

Boost Clock

-

1750 MHz

Memory Clock

1050 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

134.4GB/s

Render Config

46

SM Count

-

Compute Units

14

2944

Shading Units

1120

184

TMUs

56

64

ROPs

32

368

Tensor Cores

-

46

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

109.4 GPixel/s

Pixel Rate

28.80 GPixel/s

314.6 GTexel/s

Texture Rate

50.40 GTexel/s

20.14 TFLOPS

FP16 (half)

-

10.07 TFLOPS

FP32 (float)

2.016 TFLOPS

314.6 GFLOPS

FP64 (double)

-

Graphics Processor

TU104

GPU Name

Barts

TU104-400A-A1

GPU Variant

Barts XT (215-0798000)

Turing

Architecture

TeraScale 2

TSMC

Foundry

TSMC

12 nm

Process Size

40 nm

13.6 billion

Transistors

1.7 billion

545 mm²

Die Size

255 mm²

Board Design

215W

TDP

151W

550 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

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

7.5

CUDA

-

6.6

Shader Model

5.0

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