AMD Radeon E8950 vs AMD Radeon HD 6970M Mac Edition

VS

AMD Radeon E8950 AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM Radeon E8950 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 E8950 's Advantages

Released 4 years and 1 months late

Boost Clock1000MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (192.0GB/s vs 115.2GB/s)

1088 additional rendering cores

AMD Radeon HD 6970M Mac Edition 's Advantages

Lower TDP (75W vs 95W)

Score

Benchmark

FP32 (float)

Radeon E8950 +213%

4.096 TFLOPS

Radeon HD 6970M Mac Edition

1.306 TFLOPS

Radeon E8950

VS

Radeon HD 6970M Mac Edition

Graphics Card

Sep 2015

Release Date

Aug 2011

Embedded

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

735 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1500 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

192.0GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

32

Compute Units

12

2048

Shading Units

960

128

TMUs

48

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

21.76 GPixel/s

128.0 GTexel/s

Texture Rate

32.64 GTexel/s

4.096 TFLOPS

FP16 (half)

-

4.096 TFLOPS

FP32 (float)

1306 GFLOPS

256.0 GFLOPS

FP64 (double)

-

Graphics Processor

Amethyst

GPU Name

Blackcomb

E8950

GPU Variant

Blackcomb XT (216-0811000)

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5 billion

Transistors

1.7 billion

366 mm²

Die Size

212 mm²

Board Design

95W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

5.0

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