NVIDIA A30 PCIe vs AMD Radeon HD 6850 X2

VS

NVIDIA A30 PCIe

AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 24GB VRAM A30 PCIe and 2GB VRAM Radeon HD 6850 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 7 months late

Boost Clock1440MHz

More VRAM (24GB vs 2GB)

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

2624 additional rendering cores

Lower TDP (165W vs 254W)

Score

Benchmark

FP32 (float)

A30 PCIe +571%

10.32 TFLOPS

Radeon HD 6850 X2

1.536 TFLOPS

A30 PCIe

VS

Radeon HD 6850 X2

Graphics Card

Apr 2021

Release Date

Sep 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

2GB

HBM2e

Memory Type

GDDR5

3072bit

Memory Bus

256bit

933.1GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

12

56

SM Count

-

3584

Shading Units

960

224

TMUs

48

96

ROPs

32

224

Tensor 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

25.60 GPixel/s

322.6 GTexel/s

Texture Rate

38.40 GTexel/s

10.32 TFLOPS

FP16 (half)

-

10.32 TFLOPS

FP32 (float)

1.536 TFLOPS

5.161 TFLOPS

FP64 (double)

-

Board Design

165W

TDP

254W

450 W

Suggested PSU

600 W

No outputs

Outputs

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

8-pin EPS

Power Connectors

2x 8-pin

Graphics Processor

GA100

GPU Name

Barts

-

GPU Variant

Barts PRO (215-0798006)

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

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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