ATI Mobility Radeon HD 2600 XT vs AMD Radeon R9 M385

VS

ATI Mobility Radeon HD 2600 XT

AMD Radeon R9 M385

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 2600 XT and 4GB VRAM Radeon R9 M385 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385 's Advantages

Released 8 years late

Boost Clock1000MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (76.80GB/s vs 24.00GB/s)

776 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2600 XT

0.163 TFLOPS

Radeon R9 M385 +999%

1.792 TFLOPS

Mobility Radeon HD 2600 XT

VS

Radeon R9 M385

Graphics Card

May 2007

Release Date

May 2015

M7x

Generation

Gem System

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

1000 MHz

750 MHz

Memory Clock

1200 MHz

Memory

256MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

24.00GB/s

Bandwidth

76.80GB/s

Render Config

3

Compute Units

14

-

120

Shading Units

896

8

TMUs

56

4

ROPs

16

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.720 GPixel/s

Pixel Rate

16.00 GPixel/s

5.440 GTexel/s

Texture Rate

56.00 GTexel/s

-

163.2 GFLOPS

FP32 (float)

1.792 TFLOPS

-

FP64 (double)

112.0 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

M76

GPU Name

Strato

M76 XT-M (216XJBKA13FG)

GPU Variant

Strato XT

TeraScale

Architecture

GCN 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.39 billion

Transistors

2.08 billion

153 mm²

Die Size

160 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2.170

-

4.0

Shader Model

6.5

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