AMD Radeon HD 6870 1600SP Edition vs NVIDIA RTX A4000H

VS

AMD Radeon HD 6870 1600SP Edition NVIDIA RTX A4000H

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 1600SP Edition 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 8 years and 3 months late

Boost Clock1560MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (448.0GB/s vs 134.4GB/s)

4544 additional rendering cores

Lower TDP (140W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 1600SP Edition

2.72 TFLOPS

RTX A4000H +604%

19.17 TFLOPS

Radeon HD 6870 1600SP Edition

VS

RTX A4000H

Graphics Card

Jan 2013

Release Date

Apr 2021

Northern Islands

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

1050 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

48

20

Compute Units

-

1600

Shading Units

6144

80

TMUs

192

32

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

4 MB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

149.8 GPixel/s

68.00 GTexel/s

Texture Rate

299.5 GTexel/s

-

FP16 (half)

19.17 TFLOPS

2.720 TFLOPS

FP32 (float)

19.17 TFLOPS

544.0 GFLOPS

FP64 (double)

299.5 GFLOPS

Graphics Processor

Cypress

GPU Name

GA104

Cypress XT (215-0735033)

GPU Variant

GA104-???-A1

TeraScale 2

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

2.154 billion

Transistors

17.4 billion

334 mm²

Die Size

392 mm²

Board Design

175W

TDP

140W

450 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

4x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

5.0

Shader Model

6.7

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