AMD Radeon Pro W6400 vs ATI Radeon HD 4870 Mac Edition

VS

AMD Radeon Pro W6400

ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 4GB VRAM Radeon Pro W6400 and 512MB VRAM Radeon HD 4870 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6400 's Advantages

Released 13 years late

Boost Clock2331MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (112.0GB/s vs 108.8GB/s)

Lower TDP (50W vs 150W)

ATI Radeon HD 4870 Mac Edition 's Advantages

32 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro W6400 +198%

3.58 TFLOPS

Radeon HD 4870 Mac Edition

1.2 TFLOPS

Radeon Pro W6400

VS

Radeon HD 4870 Mac Edition

Graphics Card

Jan 2022

Release Date

Jan 2009

Radeon Pro

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 2.0 x16

Clock Speeds

2331 MHz

Base Clock

-

2331 MHz

Boost Clock

-

1750 MHz

Memory Clock

850 MHz

Memory

4GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

112.0GB/s

Bandwidth

108.8GB/s

Render Config

12

Compute Units

10

-

768

Shading Units

800

48

TMUs

40

32

ROPs

16

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

8 MB

L3 Cache

-

Theoretical Performance

74.59 GPixel/s

Pixel Rate

12.00 GPixel/s

111.9 GTexel/s

Texture Rate

30.00 GTexel/s

7.161 TFLOPS

FP16 (half)

-

3.580 TFLOPS

FP32 (float)

1200 GFLOPS

223.8 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

50W

TDP

150W

250 W

Suggested PSU

450 W

2x DisplayPort 1.4a

Outputs

1x DVI 1x mini-DisplayPort 1.0

None

Power Connectors

2x 6-pin

Graphics Processor

Navi 24

GPU Name

RV770

Navi 24 XL-W

GPU Variant

RV770 XT Mac (215-0669080)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

55 nm

5.4 billion

Transistors

0.956 billion

107 mm²

Die Size

256 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

6.6

Shader Model

4.1

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