ATI Radeon HD 3870 Mac Edition vs AMD Radeon Pro W6600

VS

ATI Radeon HD 3870 Mac Edition

AMD Radeon Pro W6600

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 8GB VRAM Radeon Pro W6600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6600 's Advantages

Released 13 years late

Boost Clock2580MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 72.06GB/s)

1472 additional rendering cores

Lower TDP (100W vs 106W)

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

Radeon Pro W6600 +1760%

9.247 TFLOPS

Radeon HD 3870 Mac Edition

VS

Radeon Pro W6600

Graphics Card

Jun 2008

Release Date

Jun 2021

Radeon R600

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2331 MHz

-

Boost Clock

2580 MHz

1126 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

8GB

GDDR4

Memory Type

GDDR6

256bit

Memory Bus

128bit

72.06GB/s

Bandwidth

224.0GB/s

Render Config

4

Compute Units

28

-

320

Shading Units

1792

16

TMUs

112

16

ROPs

64

-

RT Cores

28

-

L1 Cache

128 KB per Array

256 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

12.43 GPixel/s

Pixel Rate

165.1 GPixel/s

12.43 GTexel/s

Texture Rate

289.0 GTexel/s

-

FP16 (half)

18.49 TFLOPS

497.3 GFLOPS

FP32 (float)

9.247 TFLOPS

99.46 GFLOPS

FP64 (double)

577.9 GFLOPS

Board Design

106W

TDP

100W

300 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

4x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV670

GPU Name

Navi 23

RV670 XT (215-0708005)

GPU Variant

-

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

7 nm

0.666 billion

Transistors

11.06 billion

192 mm²

Die Size

237 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.3

-

4.1

Shader Model

6.5

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