ATI Radeon HD 3870 Mac Edition vs NVIDIA RTX A5000-12Q

VS

ATI Radeon HD 3870 Mac Edition

NVIDIA RTX A5000-12Q

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 12GB VRAM RTX A5000 12Q 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 230W)

NVIDIA RTX A5000-12Q 's Advantages

Released 12 years and 10 months late

Boost Clock1695MHz

More VRAM (12GB vs 512GB)

Larger VRAM bandwidth (768.0GB/s vs 72.06GB/s)

7872 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

RTX A5000 12Q +5487%

27.77 TFLOPS

Radeon HD 3870 Mac Edition

VS

RTX A5000 12Q

Graphics Card

Jun 2008

Release Date

Apr 2021

Radeon R600

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1170 MHz

-

Boost Clock

1695 MHz

1126 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

12GB

GDDR4

Memory Type

GDDR6

256bit

Memory Bus

384bit

72.06GB/s

Bandwidth

768.0GB/s

Render Config

4

Compute Units

-

SM Count

64

320

Shading Units

8192

16

TMUs

256

16

ROPs

96

-

Tensor Cores

256

-

RT Cores

64

-

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

6 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

162.7 GPixel/s

12.43 GTexel/s

Texture Rate

433.9 GTexel/s

-

FP16 (half)

27.77 TFLOPS

497.3 GFLOPS

FP32 (float)

27.77 TFLOPS

99.46 GFLOPS

FP64 (double)

433.9 GFLOPS

Board Design

106W

TDP

230W

300 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

4x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

RV670

GPU Name

GA102

RV670 XT (215-0708005)

GPU Variant

-

TeraScale

Architecture

Ampere

TSMC

Foundry

Samsung

55 nm

Process Size

8 nm

0.666 billion

Transistors

28.3 billion

192 mm²

Die Size

628 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

4.1

Shader Model

6.7

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