AMD Radeon Pro 575X vs ATI Mobility Radeon HD 4870 X2

VS

AMD Radeon Pro 575X

ATI Mobility Radeon HD 4870 X2

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 575X and 1024MB VRAM Mobility Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 575X 's Advantages

Released 10 years and 2 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (217.6GB/s vs 89.60GB/s)

1248 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 575X +410%

4.489 TFLOPS

Mobility Radeon HD 4870 X2

0.88 TFLOPS

Radeon Pro 575X

VS

Mobility Radeon HD 4870 X2

Graphics Card

Mar 2019

Release Date

Jan 2009

Radeon Pro Mac

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1700 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

217.6GB/s

Bandwidth

89.60GB/s

Render Config

32

Compute Units

10

-

2048

Shading Units

800

128

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

35.07 GPixel/s

Pixel Rate

8.800 GPixel/s

140.3 GTexel/s

Texture Rate

22.00 GTexel/s

4.489 TFLOPS

FP16 (half)

-

4.489 TFLOPS

FP32 (float)

880.0 GFLOPS

280.6 GFLOPS

FP64 (double)

176.0 GFLOPS

Board Design

150W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

M98

Polaris 20 XL (215-0910052)

GPU Variant

M98 XT L2 (216-0732023)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

5.7 billion

Transistors

0.956 billion

232 mm²

Die Size

256 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

6.4

Shader Model

4.1

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