AMD Radeon E9173 PCIe vs AMD Radeon HD 6970M Mac Edition

VS

AMD Radeon E9173 PCIe

AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon E9173 PCIe and 2GB VRAM Radeon HD 6970M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9173 PCIe 's Advantages

Released 6 years and 2 months late

Boost Clock1219MHz

Lower TDP (35W vs 75W)

AMD Radeon HD 6970M Mac Edition 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 48.00GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E9173 PCIe

1.248 TFLOPS

Radeon HD 6970M Mac Edition +4%

1.306 TFLOPS

Radeon E9173 PCIe

VS

Radeon HD 6970M Mac Edition

Graphics Card

Oct 2017

Release Date

Aug 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

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

115.2GB/s

Render Config

8

Compute Units

12

-

512

Shading Units

960

32

TMUs

48

16

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

19.50 GPixel/s

Pixel Rate

21.76 GPixel/s

39.01 GTexel/s

Texture Rate

32.64 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

1306 GFLOPS

78.02 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

75W

-

1x DisplayPort 1.4a 2x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

Blackcomb

E9170

GPU Variant

Blackcomb XT (216-0811000)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

1.7 billion

103 mm²

Die Size

212 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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