AMD Radeon Pro 450 vs ATI Mobility Radeon HD 4670 Mac Edition

VS

AMD Radeon Pro 450

ATI Mobility Radeon HD 4670 Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 450 and 256MB VRAM Mobility Radeon HD 4670 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 450 's Advantages

Released 7 years and 1 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (81.28GB/s vs 25.28GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 450 +135%

1.024 TFLOPS

Mobility Radeon HD 4670 Mac Edition

0.435 TFLOPS

Radeon Pro 450

VS

Mobility Radeon HD 4670 Mac Edition

Graphics Card

Oct 2016

Release Date

Sep 2009

Radeon Pro Mac

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

-

1270 MHz

Memory Clock

790 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

81.28GB/s

Bandwidth

25.28GB/s

Render Config

10

Compute Units

4

-

640

Shading Units

320

40

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

5.440 GPixel/s

32.00 GTexel/s

Texture Rate

21.76 GTexel/s

1024 GFLOPS

FP16 (half)

-

1024 GFLOPS

FP32 (float)

435.2 GFLOPS

64.00 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Baffin

GPU Name

M96

Baffin LE

GPU Variant

M96 XT (216-0729051)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

3 billion

Transistors

0.514 billion

123 mm²

Die Size

146 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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