AMD Radeon HD 6870 vs NVIDIA PG506 232

VS

AMD Radeon HD 6870

NVIDIA PG506 232

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 24GB VRAM PG506 232 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Lower TDP (151W vs 165W)

NVIDIA PG506 232 's Advantages

Released 10 years and 6 months late

Boost Clock1440MHz

More VRAM (24GB vs 1024GB)

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

2464 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

PG506 232 +411%

10.32 TFLOPS

Radeon HD 6870

VS

PG506 232

Graphics Card

Oct 2010

Release Date

Apr 2021

Northern Islands

Generation

Tesla

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

930 MHz

-

Boost Clock

1440 MHz

1050 MHz

Memory Clock

1215 MHz

Memory

1024MB

Memory Size

24GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

3072bit

134.4GB/s

Bandwidth

933.1GB/s

Render Config

14

Compute Units

-

SM Count

56

1120

Shading Units

3584

56

TMUs

224

32

ROPs

96

-

Tensor Cores

224

-

8 KB (per CU)

L1 Cache

192 KB (per SM)

512 KB

L2 Cache

24 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

138.2 GPixel/s

50.40 GTexel/s

Texture Rate

322.6 GTexel/s

-

FP16 (half)

10.32 TFLOPS

2.016 TFLOPS

FP32 (float)

10.32 TFLOPS

-

FP64 (double)

5.161 TFLOPS

Board Design

151W

TDP

165W

450 W

Suggested PSU

450 W

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

Outputs

No outputs

2x 6-pin

Power Connectors

8-pin EPS

Graphics Processor

Barts

GPU Name

GA100

Barts XT (215-0798000)

GPU Variant

-

TeraScale 2

Architecture

Ampere

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.7 billion

Transistors

54.2 billion

255 mm²

Die Size

826 mm²

Graphics Features

11.2 (11_0)

DirectX

N/A

4.4

OpenGL

N/A

1.2

OpenCL

3.0

N/A

Vulkan

N/A

-

CUDA

8.0

5.0

Shader Model

N/A

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