ATI Radeon HD 3870 Mac Edition vs NVIDIA RTX A4000H

VS

ATI Radeon HD 3870 Mac Edition

NVIDIA RTX A4000H

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 16GB VRAM RTX A4000H 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 140W)

NVIDIA RTX A4000H 's Advantages

Released 12 years and 10 months late

Boost Clock1560MHz

More VRAM (16GB vs 512GB)

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

5824 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

RTX A4000H +3757%

19.17 TFLOPS

Radeon HD 3870 Mac Edition

VS

RTX A4000H

Graphics Card

Jun 2008

Release Date

Apr 2021

Radeon R600

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

735 MHz

-

Boost Clock

1560 MHz

1126 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

16GB

GDDR4

Memory Type

GDDR6

256bit

Memory Bus

256bit

72.06GB/s

Bandwidth

448.0GB/s

Render Config

4

Compute Units

-

SM Count

48

320

Shading Units

6144

16

TMUs

192

16

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

-

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

149.8 GPixel/s

12.43 GTexel/s

Texture Rate

299.5 GTexel/s

-

FP16 (half)

19.17 TFLOPS

497.3 GFLOPS

FP32 (float)

19.17 TFLOPS

99.46 GFLOPS

FP64 (double)

299.5 GFLOPS

Board Design

106W

TDP

140W

300 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

4x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV670

GPU Name

GA104

RV670 XT (215-0708005)

GPU Variant

GA104-???-A1

TeraScale

Architecture

Ampere

TSMC

Foundry

Samsung

55 nm

Process Size

8 nm

0.666 billion

Transistors

17.4 billion

192 mm²

Die Size

392 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

8.6

4.1

Shader Model

6.7

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