NVIDIA A30 PCIe vs AMD Radeon HD 6870 X2

VS

We compared two Desktop platform GPUs: 24GB VRAM A30 PCIe and 1024MB VRAM Radeon HD 6870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A30 PCIe 's Advantages

Released 9 years and 9 months late

Boost Clock1440MHz

More VRAM (24GB vs 1GB)

Larger VRAM bandwidth (933.1GB/s vs 134.4GB/s)

2464 additional rendering cores

Lower TDP (165W vs 300W)

Score

Benchmark

FP32 (float)

A30 PCIe +411%

10.32 TFLOPS

Radeon HD 6870 X2

2.016 TFLOPS

A30 PCIe

VS

Radeon HD 6870 X2

Graphics Card

Apr 2021

Release Date

Jul 2011

Tesla Ampere

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

930 MHz

Base Clock

-

1440 MHz

Boost Clock

-

1215 MHz

Memory Clock

1050 MHz

Memory

24GB

Memory Size

1024MB

HBM2e

Memory Type

GDDR5

3072bit

Memory Bus

256bit

933.1GB/s

Bandwidth

134.4GB/s

Render Config

56

SM Count

-

Compute Units

14

3584

Shading Units

1120

224

TMUs

56

96

ROPs

32

224

Tensor Cores

-

RT Cores

-

192 KB (per SM)

L1 Cache

8 KB (per CU)

24 MB

L2 Cache

512 KB

Theoretical Performance

138.2 GPixel/s

Pixel Rate

28.80 GPixel/s

322.6 GTexel/s

Texture Rate

50.40 GTexel/s

10.32 TFLOPS

FP16 (half)

-

10.32 TFLOPS

FP32 (float)

2.016 TFLOPS

5.161 TFLOPS

FP64 (double)

-

Graphics Processor

GA100

GPU Name

Barts

-

GPU Variant

Barts XT (215-0798000)

Ampere

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

54.2 billion

Transistors

1.7 billion

826 mm²

Die Size

255 mm²

Board Design

165W

TDP

300W

450 W

Suggested PSU

700 W

No outputs

Outputs

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

8-pin EPS

Power Connectors

-

Graphics Features

N/A

DirectX

11.2 (11_0)

N/A

OpenGL

4.4

3.0

OpenCL

1.2

N/A

Vulkan

N/A

8.0

CUDA

-

N/A

Shader Model

5.0

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