NVIDIA GeForce RTX 2080 vs ATI Radeon HD 3870 X2

VS

NVIDIA GeForce RTX 2080

ATI Radeon HD 3870 X2

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2080 and 512MB VRAM Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 's Advantages

Released 10 years and 8 months late

Boost Clock1710MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (448.0GB/s vs 57.66GB/s)

2624 additional rendering cores

ATI Radeon HD 3870 X2 's Advantages

Lower TDP (165W vs 215W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 +1807%

10.07 TFLOPS

Radeon HD 3870 X2

0.528 TFLOPS

GeForce RTX 2080

VS

Radeon HD 3870 X2

Graphics Card

Sep 2018

Release Date

Jan 2008

GeForce 20

Generation

Radeon R600

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

901 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

57.66GB/s

Render Config

-

Compute Units

4

46

SM Count

-

2944

Shading Units

320

184

TMUs

16

64

ROPs

16

368

Tensor Cores

-

46

RT Cores

-

64 KB (per SM)

L1 Cache

-

4 MB

L2 Cache

256 KB

-

Theoretical Performance

109.4 GPixel/s

Pixel Rate

13.20 GPixel/s

314.6 GTexel/s

Texture Rate

13.20 GTexel/s

20.14 TFLOPS

FP16 (half)

-

10.07 TFLOPS

FP32 (float)

528.0 GFLOPS

314.6 GFLOPS

FP64 (double)

105.6 GFLOPS

Board Design

215W

TDP

165W

550 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

TU104

GPU Name

R680

TU104-400A-A1

GPU Variant

R680 XT (215-0708017)

Turing

Architecture

TeraScale

TSMC

Foundry

TSMC

12 nm

Process Size

55 nm

13.6 billion

Transistors

0.666 billion

545 mm²

Die Size

192 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

7.5

CUDA

-

6.6

Shader Model

4.1

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