ATI Radeon HD 4870 X2 vs NVIDIA RTX A4000H

VS

ATI Radeon HD 4870 X2

NVIDIA RTX A4000H

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 16GB VRAM RTX A4000H to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000H 's Advantages

Released 12 years and 8 months late

Boost Clock1560MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 115.2GB/s)

5344 additional rendering cores

Lower TDP (140W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2

1.2 TFLOPS

RTX A4000H +1497%

19.17 TFLOPS

Radeon HD 4870 X2

VS

RTX A4000H

Graphics Card

Aug 2008

Release Date

Apr 2021

Radeon R700

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

900 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

448.0GB/s

Render Config

10

Compute Units

-

SM Count

48

800

Shading Units

6144

40

TMUs

192

16

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

149.8 GPixel/s

30.00 GTexel/s

Texture Rate

299.5 GTexel/s

-

FP16 (half)

19.17 TFLOPS

1200 GFLOPS

FP32 (float)

19.17 TFLOPS

240.0 GFLOPS

FP64 (double)

299.5 GFLOPS

Board Design

286W

TDP

140W

600 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

4x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

R700

GPU Name

GA104

R700 XT (215-0669045)

GPU Variant

GA104-???-A1

TeraScale

Architecture

Ampere

TSMC

Foundry

Samsung

55 nm

Process Size

8 nm

0.956 billion

Transistors

17.4 billion

256 mm²

Die Size

392 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

4.1

Shader Model

6.7

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