ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce RTX 2080

VS

ATI Radeon HD 3870 Mac Edition

NVIDIA GeForce RTX 2080

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

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 215W)

NVIDIA GeForce RTX 2080 's Advantages

Released 10 years and 3 months late

Boost Clock1710MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (448.0GB/s vs 72.06GB/s)

2624 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

GeForce RTX 2080 +1926%

10.07 TFLOPS

Radeon HD 3870 Mac Edition

VS

GeForce RTX 2080

Graphics Card

Jun 2008

Release Date

Sep 2018

Radeon R600

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1515 MHz

-

Boost Clock

1710 MHz

1126 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

8GB

GDDR4

Memory Type

GDDR6

256bit

Memory Bus

256bit

72.06GB/s

Bandwidth

448.0GB/s

Render Config

4

Compute Units

-

SM Count

46

320

Shading Units

2944

16

TMUs

184

16

ROPs

64

-

Tensor Cores

368

-

RT Cores

46

-

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

109.4 GPixel/s

12.43 GTexel/s

Texture Rate

314.6 GTexel/s

-

FP16 (half)

20.14 TFLOPS

497.3 GFLOPS

FP32 (float)

10.07 TFLOPS

99.46 GFLOPS

FP64 (double)

314.6 GFLOPS

Board Design

106W

TDP

215W

300 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV670

GPU Name

TU104

RV670 XT (215-0708005)

GPU Variant

TU104-400A-A1

TeraScale

Architecture

Turing

TSMC

Foundry

TSMC

55 nm

Process Size

12 nm

0.666 billion

Transistors

13.6 billion

192 mm²

Die Size

545 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

7.5

4.1

Shader Model

6.6

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