AMD Radeon E9175 PCIe vs AMD Radeon HD 7970M

VS

AMD Radeon E9175 PCIe

AMD Radeon HD 7970M

We compared two Mobile platform GPUs: 4GB VRAM Radeon E9175 PCIe and 2GB VRAM Radeon HD 7970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9175 PCIe 's Advantages

Released 5 years and 6 months late

Boost Clock1219MHz

More VRAM (4GB vs 2GB)

Lower TDP (50W vs 100W)

AMD Radeon HD 7970M 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 96.00GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E9175 PCIe

1.248 TFLOPS

Radeon HD 7970M +74%

2.176 TFLOPS

Radeon E9175 PCIe

VS

Radeon HD 7970M

Graphics Card

Oct 2017

Release Date

Apr 2012

Embedded

Generation

London

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

1200 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

153.6GB/s

Render Config

8

Compute Units

20

-

512

Shading Units

1280

32

TMUs

80

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

19.50 GPixel/s

Pixel Rate

27.20 GPixel/s

39.01 GTexel/s

Texture Rate

68.00 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

2.176 TFLOPS

78.02 GFLOPS

FP64 (double)

136.0 GFLOPS

Board Design

50W

TDP

100W

-

5x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

Wimbledon

E9170

GPU Variant

Wimbledon XT (216-0836036)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

2.8 billion

103 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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