ATI Mobility Radeon HD 4670 Mac Edition vs AMD Radeon R7 M265

VS

ATI Mobility Radeon HD 4670 Mac Edition

AMD Radeon R7 M265

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 4670 Mac Edition and 2GB VRAM Radeon R7 M265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M265 's Advantages

Released 4 years and 4 months late

Boost Clock825MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 25.28GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4670 Mac Edition

0.435 TFLOPS

Radeon R7 M265 +45%

0.633 TFLOPS

Mobility Radeon HD 4670 Mac Edition

VS

Radeon R7 M265

Graphics Card

Sep 2009

Release Date

Jan 2014

M9x

Generation

Gem System

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

725 MHz

-

Boost Clock

825 MHz

790 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

25.28GB/s

Bandwidth

28.80GB/s

Render Config

4

Compute Units

6

-

320

Shading Units

384

32

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

5.440 GPixel/s

Pixel Rate

6.600 GPixel/s

21.76 GTexel/s

Texture Rate

19.80 GTexel/s

-

435.2 GFLOPS

FP32 (float)

633.6 GFLOPS

-

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

M96

GPU Name

Opal

M96 XT (216-0729051)

GPU Variant

Opal XT

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.514 billion

Transistors

0.95 billion

146 mm²

Die Size

77 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

4.1

Shader Model

6.5 (5.1)

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