NVIDIA RTX A4000H vs ATI Radeon HD 3870

VS

NVIDIA RTX A4000H

ATI Radeon HD 3870

We compared two Desktop platform GPUs: 16GB VRAM RTX A4000H and 512MB VRAM Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000H 's Advantages

Released 13 years and 5 months late

Boost Clock1560MHz

More VRAM (16GB vs 512GB)

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

5824 additional rendering cores

ATI Radeon HD 3870 's Advantages

Lower TDP (106W vs 140W)

Score

Benchmark

FP32 (float)

RTX A4000H +3757%

19.17 TFLOPS

Radeon HD 3870

0.497 TFLOPS

RTX A4000H

VS

Radeon HD 3870

Graphics Card

Apr 2021

Release Date

Nov 2007

Quadro Ampere

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

735 MHz

Base Clock

-

1560 MHz

Boost Clock

-

1750 MHz

Memory Clock

1126 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR4

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

72.06GB/s

Render Config

-

Compute Units

4

48

SM Count

-

6144

Shading Units

320

192

TMUs

16

96

ROPs

16

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

-

4 MB

L2 Cache

256 KB

-

Theoretical Performance

149.8 GPixel/s

Pixel Rate

12.43 GPixel/s

299.5 GTexel/s

Texture Rate

12.43 GTexel/s

19.17 TFLOPS

FP16 (half)

-

19.17 TFLOPS

FP32 (float)

497.3 GFLOPS

299.5 GFLOPS

FP64 (double)

99.46 GFLOPS

Board Design

140W

TDP

106W

300 W

Suggested PSU

300 W

4x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GA104

GPU Name

RV670

GA104-???-A1

GPU Variant

RV670 XT (215-0708005)

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

55 nm

17.4 billion

Transistors

0.666 billion

392 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

8.6

CUDA

-

6.7

Shader Model

4.1

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