ATI Radeon HD 3870 Mac Edition vs NVIDIA PG506 232

VS

ATI Radeon HD 3870 Mac Edition

NVIDIA PG506 232

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 24GB VRAM PG506 232 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 165W)

NVIDIA PG506 232 's Advantages

Released 12 years and 10 months late

Boost Clock1440MHz

More VRAM (24GB vs 512GB)

Larger VRAM bandwidth (933.1GB/s vs 72.06GB/s)

3264 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

PG506 232 +1976%

10.32 TFLOPS

Radeon HD 3870 Mac Edition

VS

PG506 232

Graphics Card

Jun 2008

Release Date

Apr 2021

Radeon R600

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

1126 MHz

Memory Clock

1215 MHz

Memory

512MB

Memory Size

24GB

GDDR4

Memory Type

HBM2

256bit

Memory Bus

3072bit

72.06GB/s

Bandwidth

933.1GB/s

Render Config

4

Compute Units

-

SM Count

56

320

Shading Units

3584

16

TMUs

224

16

ROPs

96

-

Tensor Cores

224

-

L1 Cache

192 KB (per SM)

256 KB

L2 Cache

24 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

138.2 GPixel/s

12.43 GTexel/s

Texture Rate

322.6 GTexel/s

-

FP16 (half)

10.32 TFLOPS

497.3 GFLOPS

FP32 (float)

10.32 TFLOPS

99.46 GFLOPS

FP64 (double)

5.161 TFLOPS

Board Design

106W

TDP

165W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

No outputs

1x 6-pin

Power Connectors

8-pin EPS

Graphics Processor

RV670

GPU Name

GA100

RV670 XT (215-0708005)

GPU Variant

-

TeraScale

Architecture

Ampere

TSMC

Foundry

TSMC

55 nm

Process Size

7 nm

0.666 billion

Transistors

54.2 billion

192 mm²

Die Size

826 mm²

Graphics Features

10.1 (10_1)

DirectX

N/A

3.3 (full) 4.0 (partial)

OpenGL

N/A

OpenCL

3.0

N/A

Vulkan

N/A

-

CUDA

8.0

4.1

Shader Model

N/A

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