AMD Radeon E9171 MCM vs AMD Radeon HD 6970M Rebrand

VS

AMD Radeon E9171 MCM

AMD Radeon HD 6970M Rebrand

We compared two Mobile platform GPUs: 4GB VRAM Radeon E9171 MCM and 1024MB VRAM Radeon HD 6970M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9171 MCM 's Advantages

Released 6 years and 9 months late

Boost Clock1219MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 64.00GB/s)

Lower TDP (40W vs 75W)

AMD Radeon HD 6970M Rebrand 's Advantages

288 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E9171 MCM

1.248 TFLOPS

Radeon HD 6970M Rebrand +2%

1.28 TFLOPS

Radeon E9171 MCM

VS

Radeon HD 6970M Rebrand

Graphics Card

Oct 2017

Release Date

Jan 2011

Embedded

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1124 MHz

Base Clock

-

1219 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

64.00GB/s

Render Config

8

Compute Units

10

-

512

Shading Units

800

32

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

19.50 GPixel/s

Pixel Rate

12.80 GPixel/s

39.01 GTexel/s

Texture Rate

32.00 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

1280 GFLOPS

78.02 GFLOPS

FP64 (double)

-

Board Design

40W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

Broadway

Lexa MCM Pro

GPU Variant

Broadway XT

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

1.04 billion

103 mm²

Die Size

166 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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