AMD Radeon HD 6870 X2 vs NVIDIA A16 PCIe

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 16GB VRAM A16 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A16 PCIe 's Advantages

Released 9 years and 9 months late

Boost Clock1695MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (231.9GB/s vs 134.4GB/s)

160 additional rendering cores

Lower TDP (250W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2

2.016 TFLOPS

A16 PCIe +115%

4.339 TFLOPS

Radeon HD 6870 X2

VS

A16 PCIe

Graphics Card

Jul 2011

Release Date

Apr 2021

Northern Islands

Generation

Tesla

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

885 MHz

-

Boost Clock

1695 MHz

1050 MHz

Memory Clock

1812 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

231.9GB/s

Render Config

-

SM Count

10

14

Compute Units

-

1120

Shading Units

1280

56

TMUs

40

32

ROPs

32

-

Tensor Cores

40

-

RT Cores

10

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

2 MB

Theoretical Performance

28.80 GPixel/s

Pixel Rate

54.24 GPixel/s

50.40 GTexel/s

Texture Rate

67.80 GTexel/s

-

FP16 (half)

4.339 TFLOPS

2.016 TFLOPS

FP32 (float)

4.339 TFLOPS

-

FP64 (double)

135.6 GFLOPS

Graphics Processor

Barts

GPU Name

GA107

Barts XT (215-0798000)

GPU Variant

-

TeraScale 2

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

1.7 billion

Transistors

Unknown

255 mm²

Die Size

Unknown

Board Design

300W

TDP

250W

700 W

Suggested PSU

600 W

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

Outputs

No outputs

-

Power Connectors

8-pin EPS

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

6.6

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